These studies show that people with higher levels of vitamin D have a lower risk of disease, although they do not definitively prove that lack of vitamin D causes disease or that vitamin D supplements would lower risk
Methionine - Mechanism, Indications, Contraindications, Dosing, Adverse Effects
B12 shots for malabsorption or dietary restriction Vegans, vegetarians, older adults, and people with GI conditions (Crohn's disease, celiac disease, pernicious anemia) commonly have inadequate B12 absorption
Dietary optimization, particularly for omnivorous athletes, might eliminate the need for any supplementation
View all FAQs Important safety information and common side effects Most side effects of B12/MIC are generally mild in nature and dissipate within a short time frame following administration