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If you frequently eat foods like chicken, sardines, eggs, and dairy, you may feel pretty confident about your vitamin B intake. However, even if your diet is adequate, you may still test low for some B vitamins. If your hands are dry, your nails are brittle, or you experience unexplained hand pain, checking your B levels with your doctor is a wise choice. After all, there is a powerful connection between vitamin B and your digestive, nerve, hand, and nail health.
The Role of the Gut in Vitamin B Absorption
Most B vitamins are absorbed in the small intestine, so good gut health is necessary for optimal absorption. There are many digestive issues that can interfere with this process, including low levels of stomach acid, chronic gastritis, celiac disease, and inflammatory conditions such as IBS or IBD. A low level of beneficial gut bacteria can also interfere with vitamin B absorption, as can certain medications (particularly those that suppress stomach acid). Vitamin B12 is particularly sensitive, as it requires a healthy small intestine, stomach acids, and intrinsic factor (a protein made by the stomach lining) in order for it to be absorbed in the small intestine.
Vitamin B as a Crucial Factor for Nerve and Hand Health
Vitamin B is essential for nerve structure, signaling, and protection. Vitamin B1, for instance, provides energy for nerves, B6 supports neurotransmitters, and B12 maintains nerves’ myelin sheath—a protective covering that wraps around many nerve fibers. If vitamin B is lacking, your hands may be the first part of your body to show the deficiency. For instance, you may feel tingling in your fingers, numbness, or hand pain, even if you haven’t injured yourself. Additionally, you may find that your hands are more sensitive to heat and cold than before, or that they have a weaker grip than usual. In addition to having dry, cracked skin, you may notice that your nails are brittle or ridged, and that wounds take longer to heal. Your hands, like your feet, are dependent on circulation. Moreover, because they are exposed to heat and cold more often than other parts of the body, they may give you the earliest signs that your vitamin B levels could use a boost.
Vitamin B During Recovery
It is particularly important for your hand health to ensure your vitamin B levels are adequate if you are planning surgery soon. One of the most common hand procedures is surgery for carpal tunnel release, a procedure for those with carpal tunnel syndrome. People who use their hands repeatedly, such as writers, assembly line workers, hairdressers, and gamers, can suffer from carpal tunnel syndrome because repeated flexing and extending of the hand can cause tendons to swell and compress the median nerve (located at the wrist). Vitamin B12 is particularly essential after this type of surgery because it supports nerve healing and recovery. It also helps produce the myelin sheath and prevents numbness and tingling. Vitamin B can also support wound healing.
Supporting the Whole System
To support your nerve and hand health, focus on your gut health and vitamin B intake. Start by eating foods that are rich in Vitamin B and easy to digest, such as lean proteins and cooked greens. To support your gut, consume a wide range of fruits and vegetables, since healthy gut bacteria need fiber to thrive. It’s always a smart idea to have your vitamin levels tested, as your physician may recommend supplementation, such as a B-complex or sublingual B12, if you have absorption issues. Steer clear of your gut’s enemy—refined foods made with unhealthy fats and refined sugars. A suitable diet to consider is the Mediterranean Diet, which emphasizes lean proteins, nuts, legumes, fruits, vegetables, and healthy Omega-3 fats from avocado oil, walnuts, and fatty fish such as wild salmon and sardines.
There is a powerful connection between your gut, nerve, and hand health. Maintaining a healthy gut is vital for vitamin B absorption, which in turn boosts nerve and hand health. To help prevent symptoms such as cracked skin, sensitivity to heat and cold, and brittle nails, aim to follow a Mediterranean-style diet. Testing is also a good idea, especially if hand surgery is in your near future.
