January 2023 in “Journal of cosmetic dermatology” The synthetic retinoid EC23 thickens skin and promotes hair growth more effectively and with a lower dose than natural retinoids.
January 2011 in “Side effects of drugs annual” Tretinoin gel is safe for sun exposure, but tacalcitol doesn't significantly improve non-segmental vitiligo.
20 citations
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April 2019 in “BioMed Research International” Treatments with sunscreen and active ingredients can reduce skin hyperpigmentation by decreasing DNA methylation.
2 citations
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June 1972 in “PubMed” 
14 citations
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March 2022 in “Journal of Biomedical Science” Cyanidin 3-O-arabinoside may help treat a common form of hair loss by protecting cells against aging and improving cell function.
May 2024 in “European Journal of Immunology” Vitamin B5 and coenzyme A may help regulate the immune system and could improve treatments for chronic diseases and cancer.
114 citations
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June 2000 in “Endocrinology” Alopecia in VDR knockout mice is due to a defect in hair cycle initiation, not keratinocyte issues.
180 citations
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January 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin D Receptor is crucial for normal skin and hair growth.
166 citations
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November 2008 in “Expert Review of Endocrinology & Metabolism” Biotin and biotinidase are essential to prevent health issues, and deficiencies require lifelong supplementation.
March 2005 in “Journal of The American Academy of Dermatology” The two lotions used day and night may be a good alternative to minoxidil for hair loss treatment with better cosmetic effects and tolerance.