Skin Glowing injections for Hyperpigmentation & Dark Circles Frontiers Glutathione: A Samsonian life sustaining small molecule that protects against oxidative stress, ageing and damaging inflammation Frontiers Glutathione: A Samsonian life sustaining small molecule that protects against oxidative stress, ageing and damaging inflammation When it comes to the under eye area, efficacy is only half the story. That's why Dark Circle Eye Repair isn't just Dermatologist tested, but ophthalmologist tested, too. It's an extra step