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Rashes, hives, or allergic reactions to the skin

References Johan F B Arendt, Ebba Nexo

They differ in origin, structure, and mechanism, and most neurological studies used full-length thymosin beta-4 rather than the short fragment

364,365 In both mice and humans, several pieces of evidence imply that striatal dysfunction is a neurological substrate for repetitive behaviours

While the direct link between collagen peptides and accelerated hair growth requires more robust scientific validation, numerous anecdotal accounts and smaller studies suggest collagen supplementation may help reduce hair brittleness, improving strength and appearance