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Supplement Guide Promising evidence
Astragalus (Astragalus membranaceus; Huangqi)
On a winter stove, a pale-yellow root simmers in soup. In hospital labs, the same plant is weighed to the gram for a year-long kidney trial. How did...
Astragalus
Supplement Guide
Supplement Guide Robust evidence
Vitamin C (ascorbic acid)
Picture a sailor in 1747, gums bleeding, legs spotted, morale sinking. Six days after eating two oranges and a lemon, he's back on duty. Two centuries later, a...
Vitamin C
Supplement Guide
Supplement Guide Promising evidence
Reishi (Ganoderma lucidum, lingzhi)
Tap a mature reishi and it answers with a woody knock—"like a door," one researcher said. Once reserved for emperors and painted into silk scrolls, this...
Reishi