Shoppers in Their 70s Say RoCs Firming Retinol Serum Smooths Skin
After dabbling in ample ampoule-style serums, I can conclude two truths: 1. They do work. 2. The price tag often reflects said efficacy. With packaging composed of glass, plastic, or another material, ampoules contain a single, ultra-concentrated dose of serum, making them an excellent means of delivering just the right amount of measured, anti-aging goodness