C-Firma™ Vitamin C Day Serum
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Drunk Elephant C-Firma™ Vitamin C Day Serum scores 8.0/9.8 overall. It ranks highest in low irritation risk (9.5) and formulation safety (9.0).
✶ Hero ingredients
Draws in moisture
Pure vitamin C antioxidant
Holds the formula together
Score breakdown
Estimated — based on ingredient analysis. Scores refine as user reviews are added.
Scores last verified: July 2026
What makes Drunk Elephant C-Firma™ Vitamin C Day Serum stand out
Drunk Elephant C-Firma™ Vitamin C Day Serum is an excellent serum with an overall score of 8.0/9.8. it delivers a well-rounded formulation that balances efficacy with gentleness. The formula leads with Dimethyl Isosorbide, Ascorbic Acid, Glycerin — ingredients that support the skin barrier and moisture levels.
It performs well on low irritation risk (9.5).
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
Key ingredients
- ✶Dimethyl Isosorbide
Draws in moisture — #2 in the INCI list
- ✶Ascorbic Acid
Works on your skin — #3 in the INCI list
- ✶Glycerin
Draws in moisture — #5 in the INCI list
- ✶Lactobacillus/Pumpkin Ferment Extract
Works on your skin — #6 in the INCI list
- ✶Sclerocarya Birrea Seed Oil
Softens and smooths — #7 in the INCI list
What creators are saying
TikTokFull ingredient list
47 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
- Works on your skin16
- Draws in moisture9
- Keeps the product fresh8
- Holds the formula together6
- Softens and smooths3
- Formula balancers3
- Other ingredient2