PRP hair treatment is generally safe but may cause minor pain, bleeding, redness, and scalp tightness, and isn't suitable for everyone.
September 2024 in “Journal of the American Academy of Dermatology” Microneedling mildly regrows hair in androgenetic alopecia but not in other types.
October 2023 in “Benha Journal of Applied Sciences” Methotrexate and vitamin D3 are potentially more effective and safer than triamcinolone for treating localized alopecia areata.
June 2021 in “Cosmoderma” Hair transplantation techniques have improved, making the process safer and more effective with less visible scarring.
October 2025 in “Animal Bioscience” Key genes linked to important traits in Chinese sheep and goats have been identified, but challenges remain in breeding improvements.