Gracie

innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ vs IOPE Expert Retinol Serum Hydrogel Face Mask for Firming

innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ scores 9.6/9.8 vs IOPE Expert Retinol Serum Hydrogel Face Mask for Firming at 8.5/9.8. innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ wins for hydration.

Head to head

innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​
innisfree

Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​

serummid-range
9.6
VS
IOPE Expert Retinol Serum Hydrogel Face Mask for Firming
IOPE

Expert Retinol Serum Hydrogel Face Mask for Firming

serumbudget
8.5

Score comparison

innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ takes this one, winning 2 of 5 attributes.

2
3
innisfree wins 2
Tied 3
IOPE wins 0
9.6innisfree
+1.1vs
8.5IOPE

Scores last verified: July 2026

Attribute battle

Hydration Efficacy

innisfree WINS
9.8
7.5
innisfree
IOPE

Irritation Risk

TIE
9.5
9.5
innisfree
IOPE

Active Ingredient Strength

innisfree WINS
6.4
5.0
innisfree
IOPE

Ingredient Transparency

TIE
8.5
8.5
innisfree
IOPE

Formulation Safety

TIE
9.0
9.0
innisfree
IOPE

Why innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ comes out ahead

Where innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ really shines is hydration efficacy, scoring 9.8 compared to IOPE Expert Retinol Serum Hydrogel Face Mask for Firming's 7.5. With Glycerin, Butylene Glycol, and Betaine in its top ingredients, innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ delivers stronger moisture-binding capability.

Active Ingredient Strength is another area of separation. innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ scores 6.4 here versus 5.0 for IOPE Expert Retinol Serum Hydrogel Face Mask for Firming. 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 iOPE Expert Retinol Serum Hydrogel Face Mask for Firming relies on Niacinamide, Chondrus Crispus Extract, and Pyrus Communis (Pear) Fruit Extract. Both approaches have merit, but the positioning and supporting ingredients make the difference.

Best for your skin type

innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ is better if you have

  • Sensitive skin — the low-irritation formula keeps things gentle
  • Dry or dehydrated skin that craves moisture, thanks to Glycerin
  • Anyone who prefers clean, well-vetted formulations

IOPE Expert Retinol Serum Hydrogel Face Mask for Firming is better if you have

  • Sensitive skin — the low-irritation formula keeps things gentle
  • Dry or dehydrated skin that craves moisture, thanks to Glycerin
  • Anyone who prefers clean, well-vetted formulations

Value comparison

At mid-range pricing with a score of 9.6, innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ delivers strong value. IOPE Expert Retinol Serum Hydrogel Face Mask for Firming sits at the budget level with a 8.5 score — the extra cost doesn't translate to better scores here.

Our verdict

✶ Our verdict
+1.1 lead

innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ wins this comparison with a meaningfully stronger ingredient profile and overall score.

9.6innisfree
vs
8.5IOPE

Frequently asked questions

Which is better: innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ or IOPE Expert Retinol Serum Hydrogel Face Mask for Firming?

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.

Do innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ and IOPE Expert Retinol Serum Hydrogel Face Mask for Firming 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 Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ and IOPE Expert Retinol Serum Hydrogel Face Mask for Firming?

The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.