6 citations
,
February 2021 in “Frontiers in Cell and Developmental Biology” Eating too much or too little vitamin A can cause hair loss.
4 citations
,
May 2021 in “Molecules” The hair test for vitamin D could be a useful alternative to blood tests, providing a longer-term vitamin D status, but more research is needed.
120 citations
,
July 2005 in “Dermatologic surgery” Niacinamide improves aging skin and is safe for use in cosmetics.
16 citations
,
March 2019 in “Actas Dermo-Sifiliográficas” Vitamin D is important for skin health and can affect various skin diseases.
13 citations
,
April 2019 in “Actas Dermo-Sifiliográficas” Vitamin D is important for skin health, but more research is needed to understand its full effects and treatment potential.