Dr. Dennis Gross Skincare C + Collagen Brighten & Firm Vitamin C Serum
Dr. Dennis Gross Skincare C + Collagen Brighten & Firm Vitamin C Serum is a high-performance treatment designed to revitalize dull, tired skin and restore a youthful radiance. Formulated with 3-O-Ethyl Ascorbic Acid—a highly stable and potent form of Vitamin C—this serum effectively works to diminish the appearance of dark spots and hyperpigmentation while promoting a significantly more even skin tone. The addition of Niacinamide (Vitamin B3) helps to refine the look of pores and strengthen the skin's natural moisture barrier, while Glycerin ensures the skin remains hydrated and supple throughout the day. Unlike many Vitamin C products that can feel heavy or oily on the skin, this serum features a lightweight, water-like, fast-absorbing texture that layers beautifully under your favorite moisturizer or SPF. By supporting natural collagen production through its proprietary energy complex, it helps firm the skin and smooth the look of fine lines and wrinkles. This serum is a fantastic choice for anyone looking to achieve a 'lit-from-within' glow without the risk of irritation or unwanted breakouts.
Our Analysis
Our deep-dive analysis of the Dr. Dennis Gross Skincare C + Collagen Brighten & Firm Vitamin C Serum reveals a formula with an exceptionally low comedogenic risk. After scanning the full ingredient list against our database of pore-clogging triggers, we found zero flagged ingredients. This is rare for high-potency anti-aging serums, which often rely on heavy carriers. The inclusion of Niacinamide and 3-O-Ethyl Ascorbic Acid provides brightening and anti-inflammatory benefits without the use of heavy oils or esters that typically cause congestion. It is a scientifically sound, 'acne-safe' choice for those prone to breakouts but seeking professional-grade results.
Skin Type Recommendations
This serum is excellent for all skin types, particularly oily, combination, and acne-prone skin, due to its non-pore-clogging ingredients. Dry skin types will enjoy the humectant properties of Glycerin, while sensitive skin types will find the stable Vitamin C derivative much gentler and less irritating than traditional L-ascorbic acid formulas.
Flagged Ingredients
This product does not contain known high-risk comedogenic ingredients.
Want Deeper Analysis?
Run our MACR (Multi-Axis Comedogenic Risk) analysis to get a comprehensive 5-axis risk assessment. This AI-powered analysis evaluates ingredients for Plugging Risk, Barrier Damage, Fungal Acne Risk, Oxidation Risk, and real-world User Reports — giving you personalized scores for your skin type.
