research Efficacy, Tolerability, and Superiority of Propylene Glycol-Free, North American Witch-Hazel-Based Solution of 5% Minoxidil Sulfate for the Treatment of Female Androgenetic Alopecia
A witch-hazel-based 5% minoxidil solution is effective and safe for women with hair loss who didn't respond to regular minoxidil, especially if they're sensitive to propylene glycol.