Act+Acre 4% Niacinamide Scalp Serum For Oily Scalp + Hair vs innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots
innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots scores 9.7/9.8 vs Act+Acre 4% Niacinamide Scalp Serum For Oily Scalp + Hair at 8.0/9.8. innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots wins for active ingredients.
Head to head
4% Niacinamide Scalp Serum For Oily Scalp + Hair
Vitamin C Brightening Serum-Infused Mask for Dark Spots
Score comparison
innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots takes this one, winning 3 of 5 attributes.
Scores last verified: July 2026
Attribute battle
Hydration Efficacy
innisfree WINSIrritation Risk
TIEActive Ingredient Strength
innisfree WINSIngredient Transparency
innisfree WINSFormulation Safety
TIEIngredient face-off
13% overlapOnly in Act+Acre 4% Niacinamide Scalp Serum For Oily Scalp + Hair
9 unique
Shared ingredients
6 in common
Only in innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots
41 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 Act+Acre 4% Niacinamide Scalp Serum For Oily Scalp + Hair's 5.3. 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 5.0 for Act+Acre 4% Niacinamide Scalp Serum For Oily Scalp + Hair. 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 act+Acre 4% Niacinamide Scalp Serum For Oily Scalp + Hair relies on Niacinamide, Camellia Sinensis Leaf Extract, and Lactic Acid. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Best for your skin type
Act+Acre 4% Niacinamide Scalp Serum For Oily Scalp + Hair is better if you have
- Sensitive skin — the low-irritation formula keeps things gentle
- Anyone who prefers clean, well-vetted formulations
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
Value comparison
innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots comes in at budget pricing with a 9.7 score, which is solid value at that tier.
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: Act+Acre 4% Niacinamide Scalp Serum For Oily Scalp + Hair or innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots?
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 Act+Acre 4% Niacinamide Scalp Serum For Oily Scalp + Hair and innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots share ingredients?
Yes, they share common ingredients. Check the ingredient face-off section above for a detailed comparison.
What's the main difference between Act+Acre 4% Niacinamide Scalp Serum For Oily Scalp + Hair and innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots?
The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.