chlorella extract supplements failed to boost overall immune function,63 there is evidence that whole algae may be effective. In a study out of Japan in 2012, researchers rounded up athletes ripe for infection during the middle of training camp. Among the control group, who received no supplements, IgA levels dropped significantly during intense exercise. But among those who were given chlorella, IgA levels remained steady.64 One note of caution: A disturbing case report from Omaha, Nebraska, was published recently, entitled “Chlorella-Induced Psychosis.”65 A forty-eight-year-old woman
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