natural l-carnitine sources Acetyl L-Carnitine Fumarate – Swanson Vitamins

By inhibiting tyrosinase, glutathione reduces eumelanin (dullness) and promotes pheomelanin synthesis (luminous, clear skin)

Sandell, V

Kineticbehavior of glutathione transferases: understanding cellular protection from reactive intermediates

The maleimide group enters into all cells indiscriminately, which results in weaker cytotoxic effects, due to lacking of specific targeting

Ensure the manufacturer holds ISO 22716 or equivalent certifications

I really enjoyed using this serum but investing in a high factor, broad spectrum sunscreen that protects against UVA (rays responsible for premature aging and skin cancer) and UVB (which causes sunburn) is also key