Compare Products: Glass Skin Refining Serum vs C.E.O. 15% Vitamin C Brightening Serum

Who It's Designed For

Peach & Lily
  • Sensitive or eczema-prone skin seeking gentle actives
  • Those wanting the 'glass skin' luminous hydration look
  • Users who prioritize fragrance-free, clean formulas
  • People new to niacinamide who want a lower concentration
  • K-beauty enthusiasts looking for a multi-benefit serum
Sunday Riley
  • Those who want a stable vitamin C that will not oxidize or change color
  • Users who find L-ascorbic acid serums too irritating or acidic
  • People who enjoy a citrus-scented skincare experience
  • Those seeking a vitamin C serum that does not require refrigeration
  • Users looking for a luxurious texture that layers well under makeup

Key Ingredients

Peach & Lily

Niacinamide, Hyaluronic Acid (multiple types), Madecassoside, Peach Extract, Peptides

Sunday Riley

15% Tetrahexyldecyl Ascorbate (THD Ascorbate), Squalane, Glycolic Acid, Tocopherol (Vitamin E), Saccharide Isomerate

Product Composition

21% similarity (9 ingredients in common)

Shared Ingredients
water (aqua)1sodium hyaluronatehydrolyzed sodium hyaluronatesodium acetylated hyaluronateethylhexylglycerinsodium carbomersaccharide isomeratecaprylyl glycol
Only in Peach & Lily (15)
propanediolbutylene glycolniacinamide2-hexanediolprunus persica (peach) fruit extractdioscorea japonica root extractadenosinemadecassosidehydrolyzed hyaluronic acidacetyl octapeptide-3hydrolyzed corn starchbeta-glucanphytic acidsucroseasiaticoside
Only in Sunday Riley (19)
tetrahexyldecyl ascorbatesqualanepolyglyceryl-6 distearatepeg-8 beeswaxlimonenecitrus sinensis (sweet orange) oilcitrus tangerina peel oilglycine soja sterolshydrogenated polydecenephenoxyethanolacetamidoethoxyethanoljojoba esterstocopherolglycolic acidcitrus aurantium dulcis (sweet orange) oilchlorphenesincera albaisosqualanec30 hydrocarbons

User Feedback Patterns

Peach & Lily
Hydration standout

Users consistently report improved hydration and a plumper, more luminous appearance. Many describe the 'glass skin' effect as real.

Sensitive skin safe

Eczema-prone and reactive skin users frequently report no irritation. Popular first serum for those new to actives.

Texture praise

Lightweight gel texture absorbs quickly. Some note a slight initial tack that disappears once fully absorbed. Layers well.

Fading scars

Multiple users report gradual fading of acne scars and improved evenness over weeks of use.

Repeat purchase loyalty

High repurchase rate in reviews. Users describe it as a staple they consistently return to.

Sunday Riley
Luxurious texture

Users consistently praise the lightweight oily texture that absorbs well and sits beautifully under makeup. The application experience is rated higher than most L-ascorbic acid serums.

Pleasant citrus scent

The orange scent is frequently mentioned as a positive. Users who enjoy scented skincare rate this highly. However, fragrance-sensitive users avoid it.

No oxidation concerns

Users appreciate that the golden color remains consistent throughout the product's life. No anxiety about darkening or wasting product due to oxidation.

Gradual brightening results

Brightening results are described as gradual but visible over 4-8 weeks. Some users expecting the immediate 'glow' of L-ascorbic acid find the results slower.

Which Should You Buy?

Peach & Lily Glass Skin Refining Serum offers great value at a lower price point. Sunday Riley C.E.O. 15% Vitamin C Brightening Serum may be worth the premium if you want 15% Tetrahexyldecyl Ascorbate (THD Ascorbate).

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