New York Times: DNA tests show that many unproven herbal supplements are not what they claimed to be, often diluted or replaced entirely by cheap fillers like soy or wheat.
New York Times: DNA tests show that many unproven herbal supplements are not what they claimed to be, often diluted or replaced entirely by cheap fillers like soy or wheat.
Americans spend an estimated $5 billion a year on unproven herbal supplements that promise everything from fighting off colds to curbing hot flashes and boosting memory.
Of 44 herbal supplements tested, one-third showed outright substitution, meaning there was no trace of the plant advertised on the bottle — only another plant in its place.
