Vitamin B12 is typically well-tolerated, but in very rare cases, there are serious side effects to be aware of. Learn more about them here.

Medically reviewed by Susan Bard, MD Use vitamin C in the morning and retinol at night to avoid skin irritation.Vitamin C ...

Vitamin D users warned to stop supplements if these symptoms appear - Higher strength supplements can result in a number of ...

Vitamin C is good for protecting cells and keeping them healthy, but you should be aware of some 'overdose' symptoms ...

“Taking more than the recommended amount of fat-soluble vitamins like vitamins A, D, E, and K can cause them to build up in ...

Common side effects of too much vitamin D include nausea, skin reactions, stomach pain, and headaches, necessitating medical ...

New research suggests that Omega-3 supplements such as fish oil or flaxseed may increase a person's risk of stroke or atrial fibrillation.

Health experts warn that taking large amounts of vitamin C supplements can cause side effects ...

Medically reviewed by Jillian Foglesong Stabile MD, FAAFP, DABOM — Written by Kaylea Swearingen, PharmD  Key takeaways Mounjaro is a prescription drug that is used to help manage blood sugar levels in ...