Supplement School

Can vitamin D cause diarrhea? While uncommon, digestive symptoms may occur when vitamin D levels are too high or too low. Learn how vitamin D affects gut health, bowel movements, and what to consider when supplementing.

Not all zinc supplements are absorbed the same way. Learn how different forms of zinc compare in absorption, tolerance, and common use cases so you can make an informed choice.

Can you take vitamin B12 and vitamin D together? Yes. These two vitamins serve different purposes and can be safely combined when taken appropriately. Here’s how they work and what to consider.

Can vitamin D cause constipation? While vitamin D is essential for bone and immune health, excessive supplementation may disrupt calcium balance and contribute to digestive discomfort. Here’s what research and clinical observations suggest.

Vitamin D supplements are safe when taken as directed. Learn who may need them, how much to take, possible side effects, and what to avoid combining with vitamin D.

A beginner friendly breakdown of how vitamin supplements work, who may benefit from them, and how they can support overall wellness without replacing a healthy diet.