176 citations
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August 2000 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Hormone treatments in transsexual individuals reduce hair growth and oil production in male-to-females and increase them in female-to-males.
36 citations
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October 2015 in “Journal of Cosmetic Dermatology” The serum improved skin aging signs by enhancing cell metabolism and reducing wrinkles.
June 2021 in “Current developments in nutrition” The LustrivaTM BH-002 supplement and hair serum improved women's hair, skin, and nail health and appearance.
6 citations
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September 2019 in “Journal of cosmetic dermatology” Lower melatonin levels are linked to more skin aging.
December 2025 in “Bioengineering” Sebum is essential for skin health but can cause acne if unbalanced.