Minerals
How Calcium Absorption Works: Dairy, Vitamin D, and the Bone Density Evidence
Calcium absorption varies widely by food source. Dairy absorbs at ~30%, broccoli at ~50%, spinach at ~5%. Here's the science behind why.
IntermediateWhat Magnesium Does in the Body: 300 Enzyme Reactions and Why Most People Don't Get Enough
Magnesium is involved in over 300 enzyme reactions including ATP synthesis and DNA replication. Most people fall short. Here's why it matters.
BeginnerZinc Bioavailability: Why Oysters Win and How to Absorb More from Plants
Zinc absorption varies 10x between animal and plant sources. Phytate in grains and legumes blocks it. Here's how to get more zinc from your diet.
Intermediate