Is the Niacinamida 10% Zinc serum suitable for sensitive, acne-prone, or dry skin?

The serum is generally well-tolerated on oily or acne-prone skin because niacinamide and zinc PCA help balance oil and reduce inflammation; dry skin can also benefit from the glycerin and aloe leaf juice that add hydration. However, the inclusion of phenoxyethanol, ethylhexylglycerin, and polysorbate 20 may cause mild irritation in extremely sensitive individuals, so a patch test is recommended.

What does niacinamide do in this formula and why is its 10% concentration important?

Niacinamide, a form of vitamin B3, improves the skin barrier, boosts ceramide production, diminishes hyperpigmentation, and regulates sebum output; the 10% level is higher than the more common 2-5% range, delivering faster visible results for uneven tone and breakout reduction.

Can this serum be layered with other actives such as retinol, AHAs/BHAs, or vitamin C?

Yes, the serum can be incorporated into a multi-step routine, but it is best applied after cleansing and before heavier creams; when using strong actives like retinol, AHAs, BHAs or high-strength vitamin C, apply the niacinamide serum either in a separate step or on alternate nights to minimize potential irritation from overlapping pH levels.

Delia Cosmetics

Niacinamida 10% Zinc

Beauty

Product Insights

The Niacinamida 10% Zinc serum by Delia Cosmetics is a water-based formulation that combines 10% niacinamide with zinc PCA, glycerin, aloe vera leaf juice, and vitamin E derivatives to target uneven tone, excess oil and blemishes. Its high concentration of niacinamide helps reinforce the skin barrier, reduce hyperpigmentation and regulate sebum production, while zinc PCA further controls shine and supports anti-inflammatory action. However, the product also contains synthetic preservatives such as phenoxyethanol and ethylhexylglycerin, as well as polymeric agents (polyacrylate-13, polyisobutene) and polysorbate 20, which may irritate very sensitive skin or raise concerns for those seeking fully natural formulas.

Comparative Analysis

Positioned as a high-strength niacinamide treatment, this serum offers a potent 10% niacinamide concentration plus zinc PCA, distinguishing it from typical 5% niacinamide serums and targeting oily or acne-prone skin, while its preservative-rich formulation aligns with standard market practices for stability.

Ingredients

INGREDIENTS / INGREDIENTES: Aqua, Niacinamide, Glycerin, Octyldodecanol, Aloe Barbadensis Leaf Juice, Propanediol*, Pentylene Glycol, Propylheptyl Caprylate, Zinc PCA, Polyacrylate-13, Polyisobutene, Polysorbate 20, Tocopheryl Acetate, Phenoxyethanol, Ethylhexylglycerin, Tocopherol, Beta-Sitosterol*, Squalene, Glycine Soja Oil, Sodium Phytate, Xanthan Gum, Sorbitan Isostearate, Potassium Sorbate, Sodium Benzoate

84%

35%

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