@mariashouse: AD | celimax Product: The Vita A Retinol Shot Tightening Serum by @celimax.global How to use: - Start slowly - Use a small amount every other night for the first two weeks, then build up as your skin adjusts - Wear sunscreen the next morning. The guide walks through it #celimax #yesstyle #TightenWithRetinol #retinol #skincare