Compare Products: C15 Super Booster vs Glass Skin Refining Serum
Who It's Designed For
- Those seeking a CE Ferulic serum with added peptide benefits
- Users who want collagen stimulation from both vitamin C and peptides
- People who prefer mixing a vitamin C booster into their existing products
- Prestige skincare shoppers who want the formula at Sephora
- Users comfortable with 15% L-ascorbic acid concentration
- 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
Key Ingredients
15% L-Ascorbic Acid, Ferulic Acid, Tocopherol (Vitamin E), Peptides (Tridecapeptide-1, Palmitoyl Tripeptide-5), Sodium Hyaluronate
Niacinamide, Hyaluronic Acid (multiple types), Madecassoside, Peach Extract, Peptides
Product Composition
21% similarity (9 ingredients in common)
Only in Paula's Choice (17)▾
Only in Peach & Lily (16)▾
User Feedback Patterns
Users consistently report visible brightening and improved skin tone within 2-4 weeks. The 15% concentration is effective for most users.
At $55 for 20ml, this is one of the priciest vitamin C serums relative to volume. Users note the small bottle size is a drawback for daily full-face use.
Multiple reviewers report receiving bottles that appear already oxidized (yellow or orange). This is a recurring complaint that the brand has acknowledged.
The booster format is praised for flexibility. Users mix it with moisturizer, sunscreen, or other serums without issues.
Users consistently report improved hydration and a plumper, more luminous appearance. Many describe the 'glass skin' effect as real.
Eczema-prone and reactive skin users frequently report no irritation. Popular first serum for those new to actives.
Lightweight gel texture absorbs quickly. Some note a slight initial tack that disappears once fully absorbed. Layers well.
Multiple users report gradual fading of acne scars and improved evenness over weeks of use.
High repurchase rate in reviews. Users describe it as a staple they consistently return to.
Which Should You Buy?
Peach & Lily Glass Skin Refining Serum offers great value at a lower price point. Paula's Choice C15 Super Booster may be worth the premium if you want 15% L-Ascorbic Acid.