Vitamin D plays a central role in calcium metabolism, bone health, immune regulation, and neuromuscular function
Even some meat-eaters dont absorb it very well (4Trusted Source, 5Trusted Source)
B12 injections directly deliver this vital nutrient into your body, which is especially beneficial for those who have trouble absorbing it from food or oral supplements
Learn what has been shown with vitamins D and E, niacin, CoQ10, melatonin, creatine, SAMe, NAC, valerian, CoQ10, and CBD, as well as with coffee and the Mediterranean and MIND diets for treating and/or preventing Parkinson's disease