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innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars scores 9.4/9.8 vs SK-II Skinpower Airy Milky Lotion at 8.3/9.8. innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars wins for formulation safety.
innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars takes this one, winning 3 of 5 attributes.
Scores last verified: June 2026
29 unique
41 unique
Where innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars really shines is formulation safety, scoring 9.0 compared to SK-II Skinpower Airy Milky Lotion's 8.0.
Hydration Efficacy is another area of separation. innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars scores 9.8 here versus 9.1 for SK-II Skinpower Airy Milky Lotion. That difference comes down to how each formula is built — the ingredient list tells the story.
innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars brings Niacinamide, Allantoin, and Lactobacillus Ferment Lysate as actives, while sK-II Skinpower Airy Milky Lotion relies on Galactomyces Ferment Filtrate, Niacinamide, and Tocopheryl Acetate. Both approaches have merit, but the positioning and supporting ingredients make the difference.
innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars is better if you have
SK-II Skinpower Airy Milky Lotion is better if you have
At mid-range pricing with a score of 9.4, innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars delivers strong value. SK-II Skinpower Airy Milky Lotion sits at the luxury level with a 8.3 score — the extra cost doesn't translate to better scores here.
innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars wins this comparison with a meaningfully stronger ingredient profile and overall score.
Based on ingredient analysis, innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars scores higher overall. See the full score breakdown above for details on each attribute.
Yes, they share common ingredients. Check the ingredient face-off section above for a detailed comparison.
The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.
Honest skincare intel. No jargon, no gatekeeping — just the ingredients decoded.
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© 2026 Gracie. All rights reserved. Data sourced from Open Beauty Facts (ODbL) and EU CosIng.