large-scale randomised controlled trials in humans are lacking
Vitamin C is the best-studied and understood antioxidant: a substance that readily donates electrons to neutralize potentially damaging oxidative free radicals. As our cells use oxygen to make energy, they create oxygen free radicals, which must be tightly controlled or they can destroy DNA, proteins, and other key cell components
Most hair serums work at the surface

Ingredients: Glutathione Vitamin C Zinc Health Benefits of Glutathione, Vitamin C, and Zinc: Glutathione: Antioxidant properties to protect cells from damage Boosts immune system function Detoxifies the body by removing heavy metals and toxins Anti-inflammatory properties to reduce oxidative stress Improves skin health and reduces the appearance of fine lines and wrinkles Supports liver function and overall health Vitamin C: Essential for immune system function and the production of white blood cells Antioxidant properties to protect cells from damage Boosts collagen production for healthy skin, hair, and nails Supports iron absorption and transportation Enhances cognitive function and memory Supports cardiovascular health Zinc: Essential for immune system function and wound healing Supports protein synthesis and cell growth Antioxidant properties to protect cells from damage Supports healthy skin, hair, and nails Enhances sense of taste and smell Supports eye health and reduces the risk of age-related macular degeneration These ingredients work synergistically to provide comprehensive immune support, antioxidant protection, and overall wellness benefits

2013;34(Suppl
Use within 30 days