The Ordinary 100% L-Ascorbic Acid Powder
The Ordinary 100% L-Ascorbic Acid Powder is a potent, customizable skincare treatment designed for those who want to incorporate high-strength Vitamin C into their routine. Unlike pre-mixed serums that can degrade or oxidize over time, this pure L-Ascorbic Acid powder remains stable until the moment you use it. When mixed with a compatible water-based serum or moisturizer, it offers powerful antioxidant protection, targets uneven skin tone, and helps reduce the appearance of fine lines and dullness. The texture is a very fine, crystalline powder that dissolves easily into other products, though it can provide a noticeable tingling sensation upon application due to its high concentration. Because it is a single-ingredient product, it offers a level of purity rarely seen in mass-market skincare. It is an excellent choice for experienced Vitamin C users looking to brighten their complexion and combat oxidative stress from environmental pollutants. However, users should be mindful of the concentration and avoid mixing it with conflicting actives like Niacinamide or direct peptides to ensure skin stability.
Our Analysis
Our analysis of The Ordinary 100% L-Ascorbic Acid Powder confirms a Low comedogenic risk. Since the product consists entirely of pure Ascorbic Acid, there are no pore-clogging oils, waxes, or thickeners present that typically trigger breakouts in acne-prone individuals. Ascorbic Acid itself is non-comedogenic and is actually beneficial for treating post-inflammatory hyperpigmentation (PIH) often left behind by acne. This formula is exceptionally 'clean' regarding pore safety, making it a reliable option for those who struggle with congestion. We found no ingredients that would flag a warning for acne-prone skin.
Skin Type Recommendations
This product is best for oily, combination, and normal skin types seeking brightening. While safe for acne-prone skin due to zero comedogenic ingredients, those with sensitive or extremely dry skin should use it with caution, as the high concentration of pure Vitamin C can cause irritation, stinging, or redness.
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.
