Formulation of Hair Tonic with Aloe Vera Extract and Hair Growth Activity Test on Male White Rats

The user is experiencing scalp itching from a PG ethanol base in their hair loss treatment, which includes 0.025% finasteride and 2.5% minoxidil, and is seeking alternatives without PG or ethanol. Suggestions include Zeuss non-PG foam and Ulo, which do not use PG or hydrocortisone.

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.

Isopropyl alcohol should not replace ethanol in homemade topical finasteride serums due to potential toxicity with frequent use. Denatured ethanol, also known as parfum or cosmetic alcohol, is a safer alternative.

The conversation discusses the pros and cons of using propylene glycol versus ethyl alcohol in topical solutions for finasteride and minoxidil. It questions why propylene glycol is commonly used and whether ethyl alcohol might be a better option.

The user is using Dutasteride and oral Minoxidil for hair regrowth and is considering adding topical Minoxidil but is allergic to propylene glycol, which is present in the product they found. They need a solution with tretinoin that does not contain propylene glycol.

The conversation discusses the use of ethanol and propylene glycol (PG) in topical solutions for hair loss treatments, specifically Minoxidil. The user dislikes the texture of PG and questions the ideal ratio and necessity of PG in these solutions.