innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots vs Su:m37 Secret Essence
innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots scores 9.7/9.8 vs Su:m37 Secret Essence at 7.0/9.8. innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots wins for active ingredients.
Head to head

Vitamin C Brightening Serum-Infused Mask for Dark Spots
Secret Essence
Score comparison
innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots takes this one, winning 4 of 5 attributes.
Scores last verified: July 2026
Attribute battle
Hydration Efficacy
innisfree WINSIrritation Risk
innisfree WINSActive Ingredient Strength
innisfree WINSIngredient Transparency
TIEFormulation Safety
innisfree WINSIngredient face-off
19% overlapOnly in innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots
38 unique
Shared ingredients
9 in common
Only in Su:m37 Secret Essence
11 unique
Why innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots comes out ahead
Where innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots really shines is active ingredient strength, scoring 9.8 compared to Su:m37 Secret Essence's 4.2. Its formula features Niacinamide, Arginine, and Allantoin in high positions, signalling meaningful concentrations.
Hydration Efficacy is another area of separation. innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots scores 8.6 here versus 5.5 for Su:m37 Secret Essence. That difference comes down to how each formula is built — the ingredient list tells the story.
innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots brings Niacinamide, Arginine, and Allantoin as actives, while su:m37 Secret Essence relies on Niacinamide, Adenosine, and Tocopherol. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Best for your skin type
innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots is better if you have
- Sensitive skin — the low-irritation formula keeps things gentle
- Dry or dehydrated skin that craves moisture, thanks to Butylene Glycol
- Targeting specific concerns like aging or uneven tone — Niacinamide does the heavy lifting
Su:m37 Secret Essence is better if you have
- Sensitive skin — the low-irritation formula keeps things gentle
- Anyone who prefers clean, well-vetted formulations
Value comparison
At budget pricing with a score of 9.7, innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots delivers strong value. Su:m37 Secret Essence sits at the luxury level with a 7.0 score — the extra cost doesn't translate to better scores here.
Our verdict
innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots wins this comparison with a meaningfully stronger ingredient profile and overall score.

Frequently asked questions
Which is better: innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots or Su:m37 Secret Essence?
Based on ingredient analysis, innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots scores higher overall. See the full score breakdown above for details on each attribute.
Do innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots and Su:m37 Secret Essence share ingredients?
Yes, they share common ingredients. Check the ingredient face-off section above for a detailed comparison.
What's the main difference between innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots and Su:m37 Secret Essence?
The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.