National Geographic
The trendy supplement was originally developed as a fabric dye—and later used as a malaria treatment. We asked experts if it really has the cognitive benefits touted on social media.
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Influencers are drinking fabric dye for brain health—could it possibly work?
Katie Wright
08:19
The trendy supplement was originally developed as a fabric dye—and later used as a malaria treatment. We asked experts if it really has the cognitive benefits touted on social media.
