LUMP OF COAL
The Questionable ‘Science’ Behind Goop’s Charcoal Toothbrushes
‘I don’t believe this whitening stuff.’
Now, it’s in our toothbrushes and toothpaste, with claims ranging from detoxification to odor reduction to whitening.
“My teeth are actually whiter—it must be the charcoal bristles! I’m still so stunned by the results you guys…” Khloe Kardashian wrote in a Nov. 21 Instagram post touting her millennial-pink, black-bristled toothbrush. A separate brand of charcoal toothbrushes—which promises to “limit bacteria growth” and “provide a much gentler brushing experience”—made Gwyneth Paltrow’s notorious Goop Holiday Gift Guide.