GHK-CU is not considered as effective for hair loss as finasteride, minoxidil, or RU58841, with many users reporting minimal benefits. Some users experienced skin improvements, but its impact on hair is debated and often attributed to concurrent use of other treatments.
Peptides like GHK-Cu are discussed for hair regrowth, with mixed results; some users report no regrowth, while others notice thicker hair. Topical application is common, and proper sourcing and mixing are emphasized.
A gel of keratin microspheres promotes hair follicle growth, showing similar effectiveness to minoxidil in mice. The treatment activates hair growth pathways and reduces inflammation, with potential applications in drug delivery for hair-related disorders.
Veradermics' phase 2 trial of slow-release oral minoxidil shows promising hair regrowth with minimized side effects, gaining significant attention and funding. PP405 is also noted for its potential as a side-effect-free alternative.
Topical finasteride may have higher systemic absorption and lower efficacy when using a Propylene Glycol/Ethanol formulation compared to the hydroxypropyl chitosan (HPCH) formulation. The safety profile of topical finasteride relies heavily on the HPCH formulation, and using standard solutions might lead to different pharmacokinetics.