2 citations
,
March 2019 in “Applied clinical research, clinical trials and regulatory affairs” Different countries have regulations to ensure the safety of hair care products, with some recalling hair straighteners due to high formaldehyde.
6 citations
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January 2018 in “Elsevier eBooks” The U.S. FDA regulates cosmetics for appearance purposes, but not as strictly as some other countries.
19 citations
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October 2016 in “Nutrition in clinical practice” Use oral or enteral supplements when possible and reserve IV trace elements for those solely dependent on PN.
7 citations
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October 2020 in “Dermatology practical & conceptual” Some skin, hair, and nail supplements can be toxic, interact with medications, affect lab tests, and may increase cancer risk.
20 citations
,
May 2015 in “Regenerative Medicine” The document warns against US clinics selling untested stem cell treatments without FDA approval.