CELIMAX The Vita-A Retinol Shot Tightening Serum 30mlCELIMAX The Vita A Retinol Shot Tightening Serum is a firming treatment powered by 0. 1% Retinol and a blend of peptides to smooth fine lines, boost elasticity, and refine texture. Features 162,000 A Shot, a fine particle that helps stimulate dull skin and enhance absorption of active ingredients. Enriched with Panthenol, Allantoin, and Sunflower Seed Oil, it nourishes and calms for a smoother, more youthful looking complexion. Suitable for: most skin