6 citations,
January 2016 in “Pediatrics international” Japanese infants fed hydrolysate formula may have low biotin levels.
The hair masks are safe, stable, and effective for hair care.
December 2022 in “Deleted Journal” Sheep wool keratin solution safely and effectively promotes hair growth.
January 2019 in “Journal of cosmetology & trichology” L-Cystine and L-Cystine with Kera-Diet® safely improved hair and nail quality in healthy women.
2 citations,
January 2016 in “Scientifica” Researchers created a reliable method to measure dexpanthenol and resorcinol in hair products.