liposomal glutathione capsules amazon 1000mg L-Glutathione Reduced Antioxidant Liposomal Glutathione 90 Capsules -

Other ingredients Aqua/water/eau, glycerin, pentylene glycol, niacinamide(20,000ppm), 2,3-butanediol, glutathione (5,000ppm), sodium hyaluronate, sphingomonas ferment extract, melia azadirachta flower extract, ocimum sanctum leaf extract, melia azadirachta leaf extract, curcum alonga (turmeric) root extract, corallina officinalis extract, xylose, helianthus annuus (sunflower) seed oil, 1,2-hexanediol, betaine, tromethamine, gluconolactone, hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer, ethylhexylglycerin, sodium citrate, 3-o-ethyl ascorbic acid(100ppm), citric acid, sodium hyaluronate crosspolymer, butylene glycol, hydrogenated lecithin, polyglutamic acid, tocopherol(0.259ppm), cholesterol, dipotassium glycyrrhizate, cysteine, glycine, sodium cocoyl isethionate

Lan CCE et al (2008) High glucose environment increases matrix metalloproteinase-9 expression in keratinocytes: implications for impaired diabetic wound healing

doi: 10.1038/s41467-019-09837-z 14 FabriceM

doi: 10.1093/jnci/87.8.598

For any protocol requiring more than a single reconstitution or ongoing skin/collagen research, the 100mg is the practical default