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Melatonin is the hormone your body makes in the evening to signal night; in pooled trials it helped people fall asleep about 7 minutes sooner and sleep about 8 minutes longer. Magn...
We graded 7 Nature Made products and 10 Nature's Bounty products on the human studies of their ingredients at the doses on their labels. This page sets every one side by side, with...
Metamucil's powders and capsules are psyllium husk, the same fiber sold plain by other brands; the powder adds maltodextrin, flavor, a sweetener and color. Metamucil's Fiber Gummie...
Vitamin D2 (ergocalciferol) comes from plants, yeast and mushrooms; vitamin D3 (cholecalciferol) is the form your skin makes in sunlight and the form in fish and eggs. Both raise b...
The NIH stopped updating its Dietary Supplement Label Database (DSLD) in September 2025. Reverse Age Lab's Dietary Supplement Label Database is the continuation: every original NIH...
Probiotics are live microorganisms that benefit the person who takes them; prebiotics are fibers and other compounds that the good bacteria already in your gut feed on. In the huma...
Magnesium glycinate is magnesium bound to the amino acid glycine and is the form tested for sleep: 250 mg a day slightly eased poor sleep in a 2025 trial. Magnesium citrate dissolv...
Intermittent fasting means eating only within set hours, or eating very little on set days, and going without food the rest of the time. In the human trials it helped people lose a...
Folate is the natural form of vitamin B9 in food, folic acid is the man-made form in most supplements and fortified foods, and methylfolate (5-MTHF) is the active form your blood c...
A heart healthy diet is built mostly from vegetables, fruit, whole grains, beans, nuts, fish and olive oil, with little salt, processed meat or added sugar. In controlled trials, t...
The home remedies for acid reflux with the most evidence are raising the head of your bed, sleeping on your left side, leaving about three hours between dinner and bed, and losing ...
Soluble fiber, plant sterols and swapping saturated for unsaturated fats each lowered LDL by roughly 5 to 15% in trials, and among supplements red yeast rice and berberine have the...