Nutrition & Supplements
Does tart cherry juice actually help you sleep?
Two small, mostly industry-funded trials found real sleep gains from tart cherry juice, but the evidence is thinner than the marketing suggests.
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Nutrition & Supplements
Nutrition research, supplements, and product launches, with claims clearly labeled.
Showing 1 - 12 of 72 Articles
Nutrition & Supplements
Is sea salt actually healthier than table salt?
Sea salt costs more, tastes different and markets itself as the natural choice, but gram for gram its sodium load is nearly identical to the stuff in the blue cardboard can.
Nutrition & Supplements
Does red meat actually cause cancer?
The World Health Organization's cancer agency really did rank processed meat alongside smoking, but the size of the risk is far smaller than that comparison makes it sound.
Nutrition & Supplements
Does coffee actually stunt your growth?
The warning traces back to a 1900s ad campaign for a coffee substitute, not to any study that ever found caffeine shortens how tall a child grows.
Nutrition & Supplements
Does biotin actually help hair growth?
Biotin is the top selling hair supplement in America, but the one placebo controlled trial that exists found it did nothing for people who are not deficient.
Nutrition & Supplements
Does hydrogen water actually do anything?
Human trials use far smaller hydrogen doses than product marketing implies, and the clearest signal in a 2022 liver trial came with an odd twist: a key antioxidant marker got worse, not better.
Nutrition & Supplements
Do testosterone boosters actually work?
A USC review of 50 top sellers found fewer than a quarter of their active ingredients had any human data behind the testosterone claim on the label.
Nutrition & Supplements
Do electrolyte packets like LMNT and Liquid IV actually work?
Sports dietitians say the sodium in these packets genuinely matters, but mostly for people sweating hard for over an hour, not for a normal day of sipping water at a desk.
Nutrition & Supplements
Do multivitamins actually work?
The honest answer splits in two: weak evidence for preventing heart disease or cancer in a healthy adult, and a genuinely interesting signal for slowing memory decline after 60.
Nutrition & Supplements
Does protein powder damage your kidneys?
The honest answer for most healthy people is no, but the real research draws a sharp line between normal kidneys and existing kidney disease.
Nutrition & Supplements
Does microwaving food destroy nutrients?
The FDA and several peer-reviewed cooking studies say no: microwaving often keeps more vitamin C and flavonoids intact than boiling does, and here is the actual data behind that.
Nutrition & Supplements
How many grams of protein are in an egg?
A large egg carries about 6.3 grams, split almost evenly between white and yolk. Per gram the yolk is actually the richer of the two, which is the opposite of what most people assume.