TYPE OF INGREDIENT: Potential antioxidant and anti-inflammatory, with known effects to help with blood clotting.
MAIN BENEFITS: Promotes cellular metabolism and has anti-inflammatory properties, promotes wound healing by increasing wound contraction and re-epithelialization, and may have some antioxidant properties. It's role in blood clotting may also make it beneficial for helping to minimize dark undereye circles.
WHO SHOULD USE IT: Given that in topical preparations it's most often found in creams targeting dark circles, it's most worth a try for those who want to brighten the under-eye area.
HOW OFTEN CAN YOU USE IT: Topical vitamin K can be used once or twice daily.
WORKS WELL WITH: When used topically it pairs well with arnica, vitamin C, vitamin E, caffeine, as well as retinol which can help the skin better absorb the vitamin K.