Our results-driven Retinaldehyde Cream Serum .10% is formulated with an increased level of sustained-release retinaldehyde. This potent next-gen retinol visibly addresses the look of fine lines, uneven tone and texture. Added biofermented oligopeptide actively refines skin texture and enhances radiance for optimal results. What it does Combats the look of fine lines Visually smooths uneven tone & texture Helps brighten & firm the look of skin PH LEVEL: Formula pH Level: 6.0 - 7.0 Our mission is to create clinically-effective, affordable skin care formulated with both potent natural ingredients and advanced synthetic ingredients. Naturium products utilize efficacious levels of active ingredients, are pH level appropriate, and are thoroughly tested for safety. Patch test advised for all products prior to use.