Eight Greens Youth SerumDetails: Treat the visible signs of aging with this powerful combination of organic phytoestrogens. Concentrated whole plant yucca, chasteberry and flax seed extract are all active ingredients in helping with the appearance of tight and bright skin. How to Use: Apply a thin layer over the entire face, or apply to affected areas 13 times per day. Key Ingredients Yucca Extract: antioxidant; source of phytoestrogens Flaxseed Linseed Extract: Omega 3s,