Many other medications, called anticholinergic medications, can also cause these side effects. Another major change to overcoming adrenal fatigue is taking the right supplements using supporting herbs. Mail: 9815 Carroll Canyon Rd, San Diego, CA 92131. by LifeBoss. . Potassium and sodium help with hydration. To perform the test, follow these steps: Lift your left hand up and make a space between your index finger and thumb parallelly. Put your other thumb through the circle you just made, then touch that thumb and index finger together to form two interlinked circles. They also may contain adaptogens, which are a class of. Hit the gym, stay on top of your. You can also test this by having the tester place their other hand, palm down, over the subject’s head, then press the arm. Sit or stand with your arm bent at your side. Make sure you are standing on a level surface, NOT a sloping one like a. Therefore, it is best to test before you ingest at various times. Regular physical activity, such as exercising, helps move sugar into the muscles for storage. 1. The test is used to help detect neuromuscular abnormalities. Whey is a milk protein that has a high level of branched-chain amino. A first choice among many athletes is the protein shake. Weakness in this case has to do with the onset of pain interrupting the ability of the brain to contract the muscle. Muscle testing is an alternative medicine practice that claims to effectively diagnose structural, muscular, chemical, and psychological conditions through testing the strength of your muscles. To give you an example of how muscle testing works with supplements, let’s take a look at cod liver oil (CLO). Having the right amount of salt and micronutrients makes your muscles less likely to twitch. The second cycle stack is ideally Test and Deca for an awesome combination. Jul 11, 2021 - Explore Marsha Casillas-Rivera's board "Health and wellness" on Pinterest. The form known as vitamin D 3 is usually recommended, but D 2 is also effective; for best results, take your vitamin D along with a meal that has some fat. Coenzyme Q10 (Co Q10) Coenzyme Q10 (CoQ10) is a substance similar to a vitamin. PhenQ - Best Muscle Growth Supplements For Lean Muscle Gain. Ensure that the tip of the needle is fully covered by the liquid within the vial. 6. These side effects usually mimic the side effects of hypothyroidism, because if you stop taking your medication your body will not be able to produce it naturally for some time. Choose a clean, well-lit path. It works to block certain signals in your central nervous system to actually slow. So even though there’s no strong scientific support from the research, it may be worth a try if you are interested in approaching your health and heali The gist of muscle testing is that if something is true or aligned with the body/unconscious mind/Divine Will, and if it strengthens rather than weakens the subject, then the muscle will be strong. To contact the Office of Dietary Supplement Programs, email: ODSP@fda. See more ideas about muscle testing, muscle, kinesiology. Find out which ones passed or failed our tests and why. But in a strange and mischievous way, the booster. ”. The COVID-19 vaccines authorized for use in the United States don't contain the live virus that causes COVID-19. Helping to balance a person’s biochemistry is one of the greatest gifts you can give them. A series of studies hailed vitamin D as a possible defense against a long list of diseases, including cancer, diabetes, depression, and even the common cold. Gairdner and a great selection of related books, art and collectibles available now at AbeBooks. 5. Stomach cramps. Here's how to do the test: Lie on the floor with knees bent at a 90-degree angle and feet flat on the floor. Kinesiology (Muscle Testing) uses the relationship between thoughts and the muscles of the body to access knowledge. Lean meats. Life Extension Creatine Capsules - Best Creatine Capsule. - You can learn to muscle test using just your own two hands in few minutes, using this simple technique demonstrated by Cynth. Shoulder press. Try them all and see what works best for you. Next, you will use your index (or other) finger of the opposite hand. The arm will hold strong for the palm down and grow weak for the palm up. Learning how to muscle test accurately and well takes a lot of practice. It can also cause dry eyes, constipation, and trouble urinating. See more ideas about muscle testing, muscle, kinesiology. Consider this simple option: “Low-fat chocolate milk is a great and easy choice for muscle building and recovery. 3. Exercising. For example, if we have the testee think about her weight and the muscle goes weak (unlocked. Pull out the needle and push the plunger slightly to get rid of air bubbles. . Develop strong bones. 4 Most Common Ways to Muscle Test. Muscle testing on yourself can be done with a variety of different tests, such as the Sway Test, the Ring-in-Ring Test, the Elbow Test, and more!Rub two fingers together. She helped me to illuminate the areas in my life that I needed to change and provided supplements, energetic healing, and coaching sessions to help with those changes. 5 to 2 cups of fruits every day. "There can be metabolic reasons for muscle cramps, such as hormonal disorders that cause electrolyte imbalances," says Dr. None of the physical. It relieves spasms, cramping, and tightness of the muscles caused by medical problems, such as multiple sclerosis or certain injuries to the spine. One supplement he takes. They should be able to put a fair amount of resistance against the push to contract the muscle. How to Muscle Test Supplements on Others. Epithelial cells are polar: that is, they have a sense of direction relative to surrounding structures. For a quick, effective muscle test, touch the tips of your index finger and thumb together on your dominant hand – like you’re making the ‘a-okay’ sign. This is an updated version of my original video on this topic. AK, a non-invasive system of examining body function that offers individualized health care. The client will hold an arm out straight and the practitioner will apply pressure to the arm. Proper Use. TestoMax – Best Testosterone Booster For Gym Enthusiasts & Bodybuilders. Did you know there was a quick and easy way to ask your body questions and get precise answers? Your body already knows what it needs to thrive, all you need. It is very simple to do and the more that you practise it, the quicker and clearer your answers will come through. 1) hold the product up to the center of your chest (what ever arm is most comfortable) 2) put your other arm out straight to the side, make it stiff, but not too stiff. Nov 30, 2019 - Explore Bjjopling's board "Muscle testing" on Pinterest. With practice, you’ll find the best way for you to. I have found it difficult to rely on the muscle testing of patients because they vary so much in strength. We are a culture focused on thinking, not feeling. com. My daughter, Catherine, is a great believer in muscle testing. When I finally. scher home - amy b. Deep breathing restores lung function by using the diaphragm, the booklet notes, and encourages a restoration and relaxation mode in the nervous system. The most common ingredients in today's popular pre-workouts include caffeine, beta-alanine, leucine or BCAAs, and nitric oxide boosters such as Nitrosigine, arginine, or citrulline, all of which appear to help increase blood flow. STANDING DELTOID MUSCLE TEST. With the O-Ring Muscle Test, obviously, it will be the muscles & joints of the fingers. Creatine is a leading supplement used for improving athletic performance. People use muscle testing for all sorts of purposes, including choosing supplements, checking in with spiritual guidance, and discovering subconscious limiting beliefs. Muscle testing might be the answer. " Fish oil. com Edit Report home - amy b. Prime Male – Best for Boosting Virility in Aging Males. Conclusión How to Muscle Test Yourself: Understanding Muscle Testing Muscle testing involves testing the strength or weakness of a muscle in response to certain stimuli. Want to learn Self-Muscle Testing? Join my 5-week Zoom Course!Next course starts on September 12, 2023Choose a time - 11am PST or 5pm PST$247 for the. Next, you will use your index (or other) finger of the opposite hand. You too can learn this simple skill for self testing. In myostatin’s case, it prevents runaway anabolic muscle hypertrophy. Before heading to the bathroom, a person may wish to do a few laps of the house or office to. It takes the ability to ask specific questions with yes and no answers. 0:00 / 4:29 How to Muscle Test (great for food & supplements) NoelleCellini 784 subscribers Subscribe 2. It came about from a How to Muscle Test Yourself For Supplements – A Completed Guide. Stretch in a smooth movement, without bouncing. Muscle soreness is still a factor, and waking up after a hard session is as hard as always. After class you will be able to create your own kombucha, kraut, veggies and yogurt, know what cultures to use and when and get a dose of gut healing probiotics and a. 5 to 6 oz) of protein at each meal and 10 to 20 grams (1. 0:00 / 8:37 How to Muscle Test Supplements | Whitten Method Whitten Method 4. Muscle growth involves increasing muscular size, typically through strength training and protein supplementation []. Eat a healthy high-protein diet. In order to heal your metabolism, it will be necessary to STOP consciously reducing your calories to halt and reverse this process. Acne. The purpose of post cycle therapy is to allow your body's. Symptoms of dangerously low blood pressure may include dizziness and fainting spells. By stressing your bones, strength training can increase bone density and reduce the risk of osteoporosis. The subject holds out his/her arm straight in front of them. “Setting a time limit is helpful to. Creatine. “Yes” is typically indicated by the strong resistance that keeps the fingers locked together; “No” allows them to come apart easily. Sit in a straight-back chair with both feet on the ground or lie on the floor. These tests are used to check lung function. It includes 21 organic vitamins and minerals, and comes in. Before going on, look at. Take the lid off the B12 solution and swipe the rubber top with alcohol. What Is Kinesiology & What Is Kinesiology Used For? Applied Kinesiology (A/K) also called muscle. Understanding muscle testing for supplements. Over the years I have learned to muscle test my own fingers rather than the patient’s arm or leg to make a diagnosis. Best for testing blood and saliva: myLab Box At-Home Testosterone Test Kit. 2 It’s experimental and often fails. Often, it’s the muscle relationship that is a problem since when one muscle is inhibited, the opposite/corresponding muscle works too hard. How to muscle test Dr. This is the best way to. If your doctor suspects you have polymyositis, he or she might suggest some of the following tests: Blood tests. The excitement over supplements. Technique #2: The single handed test. Best Whey Isolate Protein Powder: Transparent Labs Grass-Fed Whey Isolate. so one must try our treatment. Best-Tasting Pre-Workout: Huge Supplements Pump Serum. It provides information on dietary supplements. com and info@primalmuscle. Muscle testing, also known as applied kinesiology, was founded by a Michigan chiropractor named George J. Option for extra 1-1. Place your right hand on your stomach and your left hand on your rib cage so that you can physically feel your inhalation and. Applied kinesiology (AK) which is also know as muscle strength testing, is a method of diagnosis and treatment based on the belief that various muscles are linked to particular organs and glands, and that specific muscle weakness can signal distant internal problems such as. So supplements do make good sense for most adults. Electromyography. Best Testosterone Booster for Muscle Growth: Testofuel Testosterone Booster. On the chance that your functional medicine doctor can actually test your glutathione levels, the test is conducted in both red blood cells (RBC) and plasma. "A doctor can test for this and treat an imbalance if one is present, which will also likely help reduce the cramps. Protein and creatine are two. Supplements. Before you begin self muscle testing, connect your mind and body with breathing. Muscle testing is also known as applied kinesiology (AK) or manual muscle testing (MMT). Take Control of Your Stress. To make sure your energy is running in a forward direction, which will help ensure an accurate result, tap your thymus gland, which. Sit or stand with your arm bent at your side. Essentially, a baseline measurement is taken. Find the best products with instant access to our latest tests & reviews of over 1,400 health products. How to muscle test Dr. Practice how to muscle test yourself; Raise your vibration to listen to your angels; Get your ego out of the way so you can listen to divine guidance. 3801 Kirby Dr Suite 344 Houston, TX 77098. If you’re pregnant, vitamin A in retinol form may make it more likely that your baby will have birth. Set an intention to listen to your body without judgment, and for this to be a healing experience. Moffat’s way: Hold the fingers of your right hand tip to tip, index finger against thumb and looped through the index figure/thumb of your left hand like a chain link. Some people may have side effects from the vaccine, such as a fever or muscle pain. Tense your abs, sit up straight and use your legs to drive you until they’re extended. Contains ashwagandha, which may support testosterone. Similar sites like amybscher. Provacyl - Best Steroid for Muscle Growth to boost testosterone. 1. pylori: allergies, autoimmune, & adrenal fatigue *Update* I want to post an update for this post because It has become so popular! (I’m so happy my experience is helping others). muscle and joint pain. gov. pylori. Muscles stay strong for "Yes" and become weaker for "No". Dietary protein intake supports skeletal muscle remodeling after exercise by stimulating muscle protein synthesis and can optimize resistance training-mediated increases in skeletal muscle size and strength. It is very precise and scientific, and is a modern version of a very. Jun 29, 2021 - Want to learn Self-Muscle Testing? Join my 5-week Zoom Course!Next course starts on January 10, 2023Choose a time - 11am PST or 5pm PST$247 for the whole cou. Follow-up guidance: free nurse. A muscle turning on or off is the final output of many different pathways — hormones, toxins, hydration, sleep, stress, nutrition, electromagnetics, and so on. Electrolyte Supplements . If you’ve spent a long time in bed when you were sick, you may have muscle loss after COVID-19, particularly in your core muscles and legs. When muscle testing is used as a crystal ball for finding truth, it is fake. Office of Dietary Supplement Programs, HFS-810. amybscher. angelguides. College Park, MD 20740. To perform kinesiology, a particular muscle is held in a contracted state. Step 1: First, take some time to center yourself. Eat 25 to 40 grams (3. The meaning of a strong versus weak muscle response will depend on the reason muscle testing is being used. Learn how to do kinesiology testing on yourself! Muscle testing is a valuable health and healing tool because you can test supplements on your own body! A. Following are the 3 ways to muscle test yourself for the TRS. Put your right index finger and thumb on top of or outside your left. August 23, 2020 Keys to Passing Your Spiritual Test Muscle Testing Food Energy The Art of Self Muscle Testing Spiritual Reality Transforming Relationships Through Belief Work Spiritual Technology Of Distance Healing Food Love Medicine Power Versus Force Muscle Testing God's Creation You Can Ask the Universe Anything Secrets of a Healer - Magic of Muscle Testing To Muscle Test something for yourself do the following: Stand with your feet flat on the floor facing directly forward. com Wellness Coaching with Life Coach, Monica Levin, & Your Angel Guides Buy Biotics Research, Metagenics, & Designs for Health supplements. Pull the plunger back until it matches the line of your prescribed dose. There’s also a physical address for the company on the BBB file. . How to Muscle Test Successfully; How to Muscle Test for the food, supplements, homeopathics, flower essences, etc. The central area is your injection site. Make sure the salt completely covers the pendulum. AG1 by Athletic Greens is our top pick because it contains various nutrients such as B-vitamins, zinc, antioxidants, and ashwagandha that all may help to boost testosterone levels. m. Use your arms to lift yourself back to your starting position. This workout plan would meet the recommendations for building large muscle (hypertrophy) in the chest, back, and. Another benefit of vials is that you can test for a broader range of stressors. Here are two of these ways to do muscle testing: 1- Finger and Thumb Test See full list on thehealthpriority. How to use the ‘five epigenetic healing cycles’ to change your biological, emotional and mental states. Video of the Day. Each epithelial cell has an apical surface and a basal surface, which are quite different from each other. A protein supplement can help you increase your protein intake if you don’t get enough from your regular meals. Have. Best Testosterone Supplement for the Money: Momentous Tongkat Ali. The most common use of this tool is for supplement testing. Discover your unique unconscious fears, stresses and relationship issues and release them. Steadily pull the plunger out, drawing the medicine into the syringe. How to do a kinesiology muscle test to help identify food intolerance. Bend your elbows to lower your torso down to just above the floor. Common testosterone side effects (in men or women) may include: breast swelling; headache, anxiety; increased facial or body hair growth, male-pattern baldness; increased or decreased interest in sex; numbness or tingly feeling; or. By acknowledging that a change is needed, it means that you recognize that there is a problem and have a desire to address it. You’ll get more for your money since astragin helps you absorb more of the creatine. Testo-Max: Best for weight loss and energy. Symptoms usually develop one to three days after a muscle injury, though some people may not even notice muscle. Muscle Testing, also known as muscle response testing or applied kinesiology, is a fascinating and long-used technique in holistic health and wellness used by many types of practitioners including chiropractors, acupuncturists, naturopaths, massage therapists, and nutritionists. How to Muscle Test YOURSELF!!!!! Example of a First Appointment at Natural Health Improvement Centers of South Jersey and Des Moines? What to Muscle Test - Examples! | Whitten MethodMuscle Testing 101: How it Works! / SuperDocDC. Most comprehensive at-home test: Ro Testosterone Evaluation Test. Inability to separate indicates a strong response. Get the Highest Quality Electrolyte . Vitamin toxicity is common. When explicitly applied to supplements, muscle testing aims to identify which supplements could be both effective. uncontrollable desire to get back on testosterone. Different Self-Testing Methods. Muscle testing is used in order to do exactly that and can be used for working on yourself, working by proxy, or working on a surrogate. Lie on your left side, legs straight, left palm on the floor, feet stacked one on top of the other. Nov 30, 2019 - Explore Bjjopling's board "Muscle testing" on Pinterest. In this beginner’s guide to muscle testing, we’ll. By connecting your thumb and little finger, you have closed an electrical circuit in your hand, and it is this circuit you will use for testing. Learning how to muscle test yourself takes a little practice. In 5 days patient feels better. Serotonin is a normal chemical in your body. Hold the skin tight at the injection site and insert the needle at a 90-degree angle. Before you decide to try and wean yourself off of your thyroid medication make sure that you find a physician who is willing to work with you. ThetaHealing uses muscle testing to test for belief programs in a client so the ego is not in the way. With foods, test them at different stages of processing or cooking. Workouts should focus on all major muscles, but men. They are. Neither the soul nor the body knows “truth. . Best Micronized Creatine: Legion Athletics Recharge. Sometimes called hypervitaminosis , it can be caused by misuse of vitamin supplements, certain medications and drug interactions, or diet. Finger Circle Test. As with nearly everything I’ve tried so far, some people swear by it, and others think it absurd. Drug interaction. Chiropractors, osteopaths, naturopaths, and even allopaths use Applied Kinesiology (AK) muscle testing as a diagnostic tool. 5. Dietary supplements are intended to add to or supplement the diet and are different from conventional food. It’s a negative regulator of muscle growth and can regulate the number and size of muscle fibers. Get Enough Sleep. There are a lot of modalities out there to help diagnose what is going on with your clients. Do 3 sets of 8 reps. Muscle testing is able to pick up on. PENDANT RECOMMENDATION: I discuss where to find pendants for energy testing in the video. Supports recovery and muscle growth, while. It may help boost muscle mass, strength, and exercise efficiency. One of the most common side effects of cyclobenzaprine is dry mouth. Many theta practitioners teach to their clients and have them. Trigger point therapy is not a miracle cure for chronic pain. ”. GABA) is a type of neurotransmitter, which is a chemical messenger in the brain. If using a powder form of magnesium, be sure to completely dissolve the powder in water before taking to avoid injury to the esophagus. Pam at. Best with vitamin D: Nature Made Vitamin D3 Tablets | Skip to review. And since calcium cannot be made naturally in the human body, it is consumed through foods like milk, yogurt, sardines, and tofu. Some studies show that the “ideal” testosterone dosage might be somewhere around 125 mg per week, taken either as injections or gels. During this test, they will ask the person to quickly flex their foot so their toes are pointing upward, and then hold the muscle there. The purpose of this study is to provide a narrative review of variations in techniques, durations, and forces used in MMT putting applied. The idea is that the subconscious mind knows everything there is to know about the body at all times, this includes the history of the body. Test on yourself or learn a two-person method. 5. Change the face mask each day. Salmon and tuna. Hello my friends! Here it is: how to actually muscle test yourself at home! You are now empowered with a tool to test whats good for your body and what isn'. Testogen: Best alternative to TRT. A High Vibe Guide for Beginner Empaths to go from Drained & Disenchanted to Energized & InspiredStep 3 — Adhere. In some cases, ED results from a combination of physical and psychological issues. Digestion. hhs. Gain the ability to skillfully muscle test yourself, loved ones, and friends, unveiling food intolerances, sensitivities, acute condition remedies, ideal potency, and dosage choices, and uncovering potential deficiencies for a holistic understanding of health and well-being. Since protein foods highest in leucine are more equipped to build muscle, opt for choices like beans, cottage cheese, and eggs whenever possible. Get 7. The most common use of this tool is for supplement testing. Trusting Your Intuition (19:00) Start; How To Muscle Test Yourself (14:40) Start; Activating Your Light (2:45) Start MODULE 4: CLUES FROM THE UNIVERSE TO UNDERSTAND YOUR JOURNEY. Jan 11, 2020 - Explore Kyle Lingg's board "MUSCLE TESTING", followed by 254 people on Pinterest. It is non-invasive and considered quite safe and harmless. How to Do Muscle Testing for Supplements? Muscle testing methods can be used when evaluating supplements to see how the body reacts to different things. Put your pendulum in the sunlight for a couple of hours or longer. It can be particularly useful for those with increased protein needs, such as highly active individuals and athletes, as well as those with dietary restrictions that can lead to low protein intake. See more ideas about muscle testing, muscle, kinesiology. One of the. Vitamin and mineral supplements can be safe and inexepensive and may provide a health benefit. This video comes from 5 years of experience in the field meeting with over 80 clients a week. Pendulum. At the PSYCH-K® Online Level 1 workshop you will learn how to do PSYCH-K® with yourself, using several different self-Muscle Testing techniques, as well as how to integrate this process in your daily life, in order to reprogram your own subconscious beliefs. Simple exercises such as walking or doing jumping jacks can help a person urinate. There are three primary ways to self muscle test: whole body, two handed, one handed. The test can then be performed. Weakness can occur from both pain inhibition and nerve compression at the same but this coexistence is rare. Insert your index finger from the opposite hand into the circle. This is not a complete list of side effects and others may occur. Contains 8000mg of BCAA, 5000mg of glutamine and 1000mg of coconut water powder. Potassium supplements replace missing potassium. This medicine may cause swelling of the breasts (gynecomastia) and breast pain in some patients. . Do muscle testing on yourself to understand your level of energy. Focus on something or someone you love and try to lift one finger or the thumb. Safety and side effects. . If you want to test a remedy, a supplement, a food, a garment, or anything you can readily touch, your challenge is to touch it and muscletest yourself at the same. This gives feedback and helps decide if something is right for a person. Two prospective studies of diagnostic test accuracy using MRT to detect lies are presented. Stay Active. If you want to be sure you need this supplement, ask for a blood test; levels of at least 30 nanograms per milliliter are. Pain Inhibition. Keep a Healthy Weight. How to muscle test yourself. We know intuitively that our reactions are not facts. Sinclair takes vitamins D and K2 and baby aspirin daily, along with supplements that have shown promise in extending longevity in yeast, mice and human cells in test tubes. It assesses blood levels of vitamin D, vitamin B12, vitamin E, copper, and selenium. pain or swelling where the medicine was injected. You can also act as a surrogate and muscle test for another person. Self muscle testing helps us to re-connect with the wisdom felt within the body. Best Carnitine for Muscle Growth: Kaged Muscle. Connect the tip of your right thumb with the tip of your right little finger. Best Creatine Monohydrate: Jacked Factory Creatine Monohydrate. Increase Thyroid Hormone Production. Save money by finding high-quality products at lower cost. Whole Body Testing. We tested things until we found out what exactly made my muscle weak. Try not to make contact with too much of the pad of the finger. Taking in too much zinc can be harmful, however, and it may cause a range of symptoms, including nausea, diarrhea, and headaches. Exercise more. Then slowly exhale through your mouth and feel the air leave your body. Best Creatine for Muscle Growth: Transparent Labs. 2. Also, make sure that you know exactly why you were taking your medication in the first place!Learn how to muscle test yourself and others, and why to do it. Elbow against your side with palm up or down. 2. See more ideas about muscle testing, muscle, kinesiology. Get a good night’s sleep. Nov 30, 2019 - Explore Bjjopling's board "Muscle testing" on Pinterest. High doses may raise the chances of lung cancer if you smoke. Tapering can help reduce or eliminate withdrawal signs and symptoms. Best Pre-Workout for Women: Legion Athletics Pulse. After all, hundreds of studies support its effectiveness for boosting muscle size and strength. Increased pain. A quick look at the best supplements to help boost testosterone levels. GenF20 Plus - Best Steroids for lean mass. Can muscle testing be done on oneself?MUSCLE TESTING YOURSELF INSTEAD OF THE PATIENT. Entraînez-vous dans le test musculaire pour accéder aux informations de votre subconscient. C. Workout supplements typically contain a range of active ingredients, such as: Protein. Many theta practitioners teach to their clients and have. No hours of operation are listed, but you can reach a customer service agent for Primal Muscle by phone and email. Creatine is a safe, well-studied supplement. Along with losing muscle mass, your sex drive may diminish as the result of stopping testosterone. Muscle Testing is a key feature of PSYCH-K®, and is the direct communication link we. Chaga and cordyceps medicinal mushrooms. When testing multiple. Naked Creatine - Best. Muscle testing is one way to access the body’s knowledge and understand our subconscious thoughts in a clear way. 1. Determine which foods depress or upgrade a horse’s. A Journey Through the Ancient Oils of Scripture ; Oils and Scripture; Fun Team Videos. In this video, Heather demonstrates how to muscle test yourself and explains why you would even want to learn how to do this for yourself. ; Images and pdf's - Just in case you get tired of looking at the screen we've provided images and pdf files that you can. It's responsible for bone and muscle health, as well as a variety of metabolic functions. Vitamin D.