That memory boost from one of the largest multivitamin trials came to about a quarter of a word on a 20-word recall test. Porter does say a few supplements earn their keep: psyllium husk, creatine, and vitamin D through the dark UK winter months.
A dietitian's verdict: multivitamins are useless
Dietitian Josie Porter, author of How Not to Take Supplements, sized up ten popular supplements for the Guardian. One of the largest multivitamin trials found a memory improvement in older…
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