Hyaluronic acid: a complete guide | Hydrating and plumping Quick Facts Efficacy: ★★★★★ Safety: ★★★★★ Value for money: ★★★★☆ Scientific research: ★★★★★ For skin type: a ll types, universal Type: Glycosaminoglycan (GAG), natural polysaccharide of the extracellu... hyaluronic acid Mar 4, 2026