Metabolomic Analysis of Amino Acids and Lipids in Human Hair Altered by Dyeing, Perming, and Bleaching

Amino acids, particularly Cysteine, are important for hair growth and may be lacking in a normal diet. Using a protein powder that includes these amino acids can help improve hair growth and strength.

Fatty acid metabolic signaling can activate epithelial stem cells for hair regeneration. Oleic and palmitoleic acids showed the best results, but practical application on humans remains uncertain.

Amino acids like lysine, methionine, and cysteine may help with androgenetic alopecia when taken in high doses along with a DHT blocker. Users discuss combining these with treatments like Minoxidil, finasteride, and RU58841.

The conversation discusses the lack of clinical studies on cysteine alone for hair loss, with the original poster already using medications like Minoxidil and finasteride. Suggestions include trying 2ddr as a growth stimulant, though concerns about side effects like gas are mentioned.

A user is interested in creating a hair growth serum using oleic acid, palmitoleic acid, and anhydrous ethanol, and seeks advice on sourcing these ingredients. Another user plans to mix these with minoxidil, which already contains ethanol, and mentions using RU58841.

Protein's role in hair growth is complex, with specific amino acids like cysteine being crucial for effective hair growth. Users discussed using l-cysteine supplements, noting reduced hair loss and faster growth, though some experienced digestive issues.