
Expert Score8.6
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Peach & Lily•product
Peach & Lily Glass Skin Refining Serum
5% niacinamide serum with 5 forms of hyaluronic acid, centella components, and a firming peptide; glass-skin bestseller at Ulta
Expert Rating
8.6/10
Best Pricing & Availability
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The Analysis
Quick Specs
Price$39
Ease Of UseVery beginner-friendly pump bottle available at mass retailers; brand provides accessible education resources for K-beauty newcomers
Bottle Size40
Skin TextureLightweight watery serum that absorbs fully, leaving a glassy, dewy finish without tackiness or white residue
Expert Review Summary
The Peach & Lily Glass Skin Refining Serum is the brand's flagship product and one of the most widely recognized K-beauty-influenced serums in US mass retail, sold primarily through Ulta where it has accumulated over 5000 verified reviews. The formula centers on approximately 5% niacinamide for brightening and pore refinement, five molecular weights of hyaluronic acid for multi-depth hydration, and Acetyl Octapeptide-3, a firming peptide targeting expression-related fine lines. Madecassoside and Asiaticoside, two key centella asiatica components, contribute mild calming and anti-redness benefits to round out the active stack.
Peach extract and Dioscorea Japonica Root Extract supply antioxidants and soothing botanicals consistent with the brand's signature peach-and-yam approach. Beta-Glucan and Saccharide Isomerate reinforce moisture retention. The serum is fragrance-free, absorbs without residue, and leaves a visibly glassy, dewy finish that the brand positions as the first step toward Korean glass skin. The noncomedogenic formula is appropriate for breakout-prone skin.
Priced at $39 for 1.35 oz (approximately 40ml), it represents a genuinely accessible entry into ingredient-forward K-beauty at a mass-retail price point. Its strong Ulta review base reflects consistent satisfaction across a broad consumer demographic, particularly among users seeking pore refinement, skin tone evening, and long-lasting hydration within a single product step.
Technical Specifications
Price$39
Ease Of UseVery beginner-friendly pump bottle available at mass retailers; brand provides accessible education resources for K-beauty newcomers
Bottle Size40
Skin TextureLightweight watery serum that absorbs fully, leaving a glassy, dewy finish without tackiness or white residue
Sebum Control7
Fragrance Free Yes
Gentle Formula Yes
Pigment Fading7
Value For Money7
Hydration Level8
Non Comedogenic Yes
Pore Refinement8
Brand ReputationUS-born K-beauty brand widely stocked at Ulta and Costco; Glass Skin Serum is a consistent bestseller with strong community recognition and repeat purchaser loyalty
Calming Efficacy7
Retinol EfficacyNone
Clinical Evidence No
Peptide ComplexitySingle firming peptide (Acetyl Octapeptide-3) targeting expression-related muscle contraction and fine line depth
Firming Performance6
Niacinamide Percent5
Centella Cica Content Yes
Pdrn Or Exosome Content No
Ceramide Barrier Repair No
Hypoallergenic Testing No
Layering CompatibilityExcellent; absorbs completely before moisturizer, no pilling even under mineral or chemical SPF formulas
Azelaic Or Transexamic Acid No
Niacinamide ConcentrationModerate 5% niacinamide effectively brightens skin tone and minimizes pores without irritation, making it the formula's primary brightening active