29 citations
,
June 2005 in “Journal of Zoo and Wildlife Medicine” Most hair loss in captive rhesus macaques is likely due to environmental and behavioral factors.
54 citations
,
June 1985 in “American Journal of Dermatopathology” Minoxidil helps grow longer, thicker hair in bald scalps of stumptailed macaques, and early treatment is more effective.
August 2025 in “Frontiers in Pharmacology” Periplaneta americana extract helps hair regrowth by reducing inflammation and improving skin bacteria balance.
2 citations
,
January 2009 The procedure reliably measures cortisol in rhesus macaque hair.
1 citations
,
July 2023 in “International Journal of Biological Macromolecules” The study created a new hair loss treatment paste that regrows hair faster and with fewer side effects than minoxidil alone.
2 citations
,
March 2020 in “Journal of Pharmacognosy and Phytochemistry” The Ganoderma mushroom has many health benefits, including anti-cancer properties.
The supplement improved hair density and overall hair beauty.
10 citations
,
July 2019 in “Journal of Asia-Pacific Entomology” Different silkworm varieties have varying nutrient levels in their powders, which may promote hair growth.
4 citations
,
August 2023 in “Italian Journal of Food Science” Pretreatment methods can enhance bioactive content in lactogenic herbs.
August 2024 in “Cosmetics” Caffeine is beneficial for skin and hair treatments but needs better delivery methods to penetrate deeper skin layers.
15 citations
,
January 1981 in “Neonatology” Amino acid levels in milk increase with protein and align with key growth stages in Macropus eugenii.
February 2026 in “Aesthetic Cosmetology and Medicine” The treatment improved hair density and condition without side effects.
6 citations
,
January 2019 in “Indian Journal of Pharmacology” Melitane 5% and hair supplements improved hair color in a 14-year-old with early graying.
22 citations
,
January 2015 in “Dermatology Research and Practice” An extra-strength marine protein supplement helped increase hair growth and decrease hair shedding in women with thinning hair.
May 2023 in “Journal of Applied Cosmetology” The Annurca apple supplement significantly improved hair growth in people with hair loss.
19 citations
,
January 1997 in “Endocrinology” Testosterone can slow hair growth in adult monkeys, but a blocker called RU 58841 can counteract this and potentially help hair regrow.
Amaranthus extract cream safely boosts hair growth in men with hair loss.
3 citations
,
May 2020 in “Acta pharmaceutica” Protocatechuic acid can reduce melanin production and boost antioxidant activity in hair follicles.
The best cream-mask base for treating hair loss includes specific emulsifiers, Carbopol, and guar gum.
January 2018 in “대한본초학회지(본초분과학회지)” The herbal extract SHJ promotes hair growth and increases melanin production.
May 2018 in “Más dermatología” The higher dose supplement was more effective in treating female hair loss.
January 2026 in “British Journal of Dermatology” Caffeine and DMG increase calcium influx in hair follicle cells without being toxic.
1 citations
,
October 2022 in “Research Square (Research Square)” Melatonin helps improve Cashmere goat hair quality by promoting hair follicle growth through a specific cell signaling pathway.
6 citations
,
August 2022 in “Journal of Herbal Medicine” Mangosteen extract may help with hair growth and prevent graying.
4 citations
,
October 2021 in “International Journal of Cosmetic Science” Cirsium japonicum flower extract increases melanin production and could help treat depigmentation conditions.
51 citations
,
November 2005 in “Journal of Medical Primatology” Alopecia in captive rhesus macaques is affected by season, sex, age, housing, and stress, with complex links between stress hormones and hair loss.
Ganoderma lucidum extract and microneedle therapy promote hair growth in mice.
December 2025 in “International Journal of Molecular Sciences” Centella asiatica extract taken orally can reduce skin aging from UVB exposure.
Ganoderma lucidum extract promotes hair growth in bald rats, with higher doses producing better results, similar to the effects of Minoxidil 2%.
2 citations
,
May 2021 in “Scientific Reports” Stress is likely causing hair loss in Formosan macaques.