Evidence Reviews

Pale yellow evening primrose blossoms and dark chasteberry sprigs arranged beside a glass jar of amber gummies on a folded linen cloth
Evening Primrose and Chasteberry for PMS: What the Pair Does
Evening primrose oil and chasteberry cover two sides of the cycle: fatty acid intake and cycle signaling, usually taken daily across a 28-day cycle. Read more...
Dried chamomile flowers scattered beside a small ceramic scoop of pale yellow powder on a dark wooden tray
Apigenin 50mg: The Sleep Dose That Doesn't Need Melatonin
Apigenin for sleep usually means 50 mg taken 30 to 60 minutes before bed, a short half-life flavonoid that supports relaxation without melatonin. Read more...
Clear dropper bottle beside a small mound of white amino acid powder and folded linen on a pale wooden table.
L-Tyrosine for Focus: 500mg Drops vs 100mg Inside a Blend
L-tyrosine for focus usually starts at 500 mg in a single ingredient drop, while multi ingredient blends often carry only 100 mg to 200 mg per serving. Read more...
Orange gummy pieces scattered beside a small dish of bright yellow turmeric powder and a whole root on cream paper.
Turmeric Curcumin in a Gummy: Why 95% Curcuminoids Matters More Than 500mg
A 500 mg serving of 95 percent turmeric extract delivers about 475 mg of curcuminoids, while 500 mg of plain root powder gives you roughly 15 mg. Read more...
Clear dropper bottle beside a small dish of sea salt crystals and a folded linen cloth on a pale table.
Thyroid Support With Iodine and Selenium: The 150mcg Line
Adult iodine intake is set at 150 mcg per day with an upper limit of 1100 mcg, and selenium usually sits between 55 mcg and 200 mcg. The ratio matters. Read more...
Close view of red gummy pieces resting beside a small mound of dried cayenne powder on pale paper.
Cayenne Pepper Gummies: How Much Capsaicin per Serving Is Real
Most cayenne pepper gummies deliver 2 to 10 mg of capsaicinoids per serving, not the 40,000 SHU printed on the extract line. Here is how to read the real number. Read more...
Small golden oil capsules spilling from a dark glass bottle beside dried yellow evening primrose flowers
Evening Primrose for PMS: 500mg vs 1000mg and What GLA Percentage Means
Evening primrose oil for PMS is usually 500mg to 1000mg per day, but a 10% GLA oil at 500mg gives only about 50mg of the active fatty acid. Read more...
Two amber glass supplement jars beside a small pile of white mineral powder on a stone surface
Magnesium Taurate 1800mg: Why That Number Is 200mg of Elemental Magnesium
Magnesium taurate 1800mg yields about 160mg of elemental magnesium at 8.9%, so label weight and mineral weight are two different numbers. Read more...
A small ceramic dish holding deep red saffron threads next to a folded linen cloth on a warm paper background
Saffron for Kids' Focus: Why 30mg Is the Dose and 88mg Is the Capsule
Saffron trials in children used 28 to 30mg of a standardized extract daily. A capsule that reads 88mg usually contains 88mg of saffron powder, which is not the same thing. Read more...
Fibrous slippery elm bark strips and pale dried marshmallow root pieces in two shallow ceramic dishes beside a small amber bottle
Slippery Elm vs Marshmallow Root: Two Mucilage Herbs, One Job
Slippery elm bark and marshmallow root both work through mucilage, a gel forming fiber that coats tissue on contact. The difference is which part of the plant is used and... Read more...
Wooden bowl of dark dried herbs beside a glass dropper bottle of golden liquid and pale dried twigs on a cream backdrop
Black Walnut and Wormwood: What the Research Actually Covers
Wormwood contains artemisinin, which is the basis for a class of antimalarial drugs. That single fact carries the whole reputation, and it does not translate into the way these herbs... Read more...
Dark gray dish of fuzzy dark seeds with glossy dried seed pods resting against it on a warm paper surface
Mucuna Pruriens: What the L-Dopa Percentage Actually Tells You
Mucuna pruriens seeds contain L-Dopa, the same precursor used in Parkinson's medication. Seed content runs two to seven percent, which means the milligram number on the bottle is not the... Read more...