This is an anti-aging skin care collection. It’s a 2 step skin care system that's a potent bioactive infusion of expertly curated ‘power molecules’ to rejuvenate & transform skin. The Plasma, is a bioidentical human growth factor serum & the Emulsion which you only use at night it their bioactive retinoid night cream (that doesn't dry out skin), work synergistically to awaken skin rejuvination & deliver clinically proven results. You apply the plasma twice a day (am and pm). In the PM only, immediately follow with Emulsion. That's it! You can ditch your serum, eye cream, moisturizer, retinol and just use these 2 products (plus SPF in the day). LTKOver40 LTKBeauty