| Post Reply | RetroFed Forum Forum Index » Hair! Haircare, Styling, all things hair. |
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RBWells
lemmy.world
RBWells@lemmy.world Joined: 2023-06-14 |
That headline. I thought most commercial keratin comes from feathers & hooves and was surprised to learn that human hair is a common source and also very surprised that it would do anything to strengthen teeth with topical application. |
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