Concentrated treatment in drops with Plant Collagen Amino Acids for an intense anti-aging, firming and anti-wrinkle action. The Collagen Amino Acids of Plant Origin selected by Collistar Clean Research® are produced by joining protein fibers from corn, soy. Benefits: 100% vegetable collagen for a firming and anti-wrinkle effect. prevents skin collagen from deteriorating. The skin is firmer, wrinkles are minimized, the contours of the face are redefined. Format: 50 ml.