OneSkin.co appears to be a legitimate skincare brand. The company offers products formulated with the proprietary OS-01 peptide, which is designed to extend skin health on a molecular level. Reviews indicate that OneSkin products are effective in improving skin appearance and health. The brand is also committed to sustainability and donates 1% of all sales to the Shepherd’s Centers of America. Customer testimonials and before-and-after photos suggest positive results from using OneSkin products.
Overall, OneSkin.co seems to be a trustworthy and reliable brand for skincare solutions.