When theres scant solid human research, youre stuck deciding which voices you trust
Brummer C, Faerber S, Bruss C, Blank C, Lacroix R, Haferkamp S, et al
& Boorman, G
Top glutathione-supporting foods: Cruciferous vegetables (broccoli, kale, cabbage) Allium vegetables (garlic, onions, shallots) Avocados (healthy fats and glutathione precursors) Asparagus (naturally high in glutathione) Spinach (rich in folate and glutathione) Regular exercise increases glutathione production through improved cellular function
If youre serious about supporting hair growth and density, make your first move a smarter routine from a dedicated growth-focused brand like Watermans Hair, then build on that foundation with consistent use of advanced actives like GHK-Cu