C.E.O. 15% Vitamin C Brightening Serum
Sunday Riley C.E.O. 15% Vitamin C Brightening Serum scores 4.8/9.8 overall. It ranks highest in low irritation risk (9.5) and formulation safety (9.0).
✶ Hero ingredients
Works on your skin
Lightweight oil that mimics skin's natural sebum
Softens and smooths
Score breakdown
Scores last verified: July 2026
What makes Sunday Riley C.E.O. 15% Vitamin C Brightening Serum stand out
Sunday Riley C.E.O. 15% Vitamin C Brightening Serum is a modest serum with an overall score of 4.8/9.8. Positioned in the premium bracket, it takes a straightforward approach to skincare. The formula leads with Tetrahexyldecyl Ascorbate, Squalane, Hydrogenated Polydecene — ingredients that actively target skin concerns.
It performs well on low irritation risk (9.5). On the flip side, hydration could be stronger and active ingredient concentration is on the lighter side.
Is this right for you?
Great for
- ✓Sensitive skin — low irritation risk with a gentle formulation
- ✓Safety-conscious shoppers — clean formulation with minimal flags
- ✓Ingredient-aware buyers — transparent, well-documented formula
May not suit
- ⚠Very dry skin types looking for heavy-duty moisture
- ⚠Those seeking potent actives — this leans more maintenance than treatment
Key ingredients
- ✶Tetrahexyldecyl Ascorbate
Works on your skin — #2 in the INCI list
- ✶Squalane
Softens and smooths — #3 in the INCI list
- ✶Hydrogenated Polydecene
Softens and smooths — #5 in the INCI list
- ✶Jojoba Esters
Softens and smooths — #10 in the INCI list
- ✶Tocopherol
Works on your skin — #13 in the INCI list
Full ingredient list
17 ingredients — listed in INCI order (highest concentration first)
Compare with similar products
- Lancôme Renergie C.R.X. Triple Serum Retinol9.7
- INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid9.7
- innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots9.7
- Skinfix barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide9.6
- innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars9.6
Ingredient breakdown
- Softens and smooths4
- Works on your skin3
- Keeps the product fresh3
- Holds the formula together2
- Draws in moisture2
- Other ingredient1
- Formula balancers1
- Locks moisture in1