The Nutrition Blog

Magnesium scientific references and evidence overview. Explore research on absorption, sleep, stress, blood pressure, migraines and deficiency.

Do multivitamins really work? Discover how absorption, mineral competition, nutrient timing and supplement structure determine whether your multivitamin actually delivers results.

Are multivitamins just “expensive urine”? Discover why bright yellow urine doesn’t mean wasted nutrients — and how absorption, mineral competition and timing really work.

Do multivitamins actually work? Discover what science says about effectiveness, absorption, mineral competition and why structure matters more than you think.

Could your multivitamin be reducing its own effectiveness? Learn how mineral competition, dose stacking and poor timing can limit nutrient absorption.

Tablet, capsule or powder — which supplement form absorbs best? Discover how dissolution, tablet compression, binders and nutrient timing affect vitamin and mineral bioavailability.

Can you take all your vitamins at once? Learn how mineral competition, dose saturation and nutrient timing affect absorption — and when splitting supplements may improve effectiveness.

Are your supplements underperforming? Discover the top 7 mistakes that reduce vitamin and mineral absorption — including mineral competition, poor timing and high single-dose stacking.

Feeling nauseous, tired or headachy after taking vitamins? Learn why mineral competition, high doses, tablet compression and poor timing can cause side effects — and how to improve tolerance.

Why Am I Still Deficient Even Though I Take Supplements? The Overlooked Reasons Blood Levels Don’t Always Improve You’re taking supplements. You’re consistent. You’re doing what you’re supposed to do....

Are cheap multivitamins a waste of money? Discover how mineral form, tablet compression, nutrient competition and absorption science affect what your body actually gets from budget supplements.

Taking a multivitamin but not feeling any difference? Learn how mineral competition, nutrient timing, supplement form and absorption efficiency may affect how much your body actually uses.