Collagen & Peptide NutritionNutrition and collagen guides

Nutrition comparison

Renee Rouleau Skin Care Ultra Gentle Smoothing Serum Versus Dr. Dennis Gross Skincare C+ Collagen Brighten & Firm Vitamin C Serum

This smoothing serum is formulated around Lactic Acid and Glycolic Acid to refine skin texture and brighten dull-looking skin. This brightening serum is formulated around 3-O-Ethyl Ascorbic Acid and Niacinamide to brighten dull-looking skin and soften the look

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  • This smoothing serum is formulated around Lactic Acid and Glycolic Acid to refine skin texture and brighten dull-looking skin.
  • This brightening serum is formulated around 3-O-Ethyl Ascorbic Acid and Niacinamide to brighten dull-looking skin and soften the look of wrinkles.