US$ 22.87
glutathione and adapalene Glutathione-L Injection TARO Adapalene 0.1% USP Gel,
Description
For three amino acids and a copper ion, thats a wild amount of biological activity

If your calculated dose falls below 5 units (0.05 mL), you either need a 0.3 mL syringe with finer markings or you should add more bacteriostatic water to reduce the concentration

At least one study, however, did note that it had the potential to improve skin elasticity and reduce wrinkles
[164], DALDA effectively alleviated both stimulus-evoked (mechanical, thermal, and cold) and resting pain in a dose-dependent manner (1, 3, and 10 mg/kg s.c.)