Size: 30 ml / 1 fl. oz.
The GMC Medical Antioxidant 20 Anti-Aging Serum is a high-performance, medical-grade vitamin C treatment expertly formulated to visibly address signs of aging while protecting the skin from daily environmental damage. Powered by a potent 20% vitamin C complex, this advanced serum helps brighten dull skin, smooth the appearance of fine lines and wrinkles, and support firmer, healthier-looking skin.
Designed to deliver both immediate radiance and long-term anti-aging benefits, the formula combines pure L-ascorbic acid with complementary antioxidants and peptides to defend against oxidative stress, enhance skin resilience, and promote a more even, luminous complexion. Ideal for those concerned with visible aging, loss of firmness, uneven tone, and environmental stressors, this revitalizing serum helps reveal smoother, brighter, and more youthful-looking skin with continued use.
Key Ingredients
- 20% Vitamin C (19% L-Ascorbic Acid USP + 1% Sodium Ascorbate): Provides powerful antioxidant protection, visibly brightens skin tone, and helps improve the appearance of fine lines and wrinkles.
- Ergothioneine (EGT): A potent antioxidant that helps neutralize free radicals and protect skin from environmental aggressors.
- Matrixyl® 3000 (Palmitoyl Tripeptide-1 & Palmitoyl Tetrapeptide-7): A clinically recognized peptide complex that helps reduce the appearance of wrinkles and supports skin firmness and elasticity.

