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IOPE Expert Vitamin C 25% Antioxidant Serum for Brightening scores 9.0/9.8 vs Summer Fridays Dream Oasis Deep Hydration Serum at 8.3/9.8. IOPE Expert Vitamin C 25% Antioxidant Serum for Brightening wins for hydration.
IOPE Expert Vitamin C 25% Antioxidant Serum for Brightening edges ahead, winning 2 of 5 attributes.
Scores last verified: June 2026
20 unique
6 in common
36 unique
Where IOPE Expert Vitamin C 25% Antioxidant Serum for Brightening really shines is hydration efficacy, scoring 6.8 compared to Summer Fridays Dream Oasis Deep Hydration Serum's 9.5. With Propylene Glycol, Propanediol, and Betaine in its top ingredients, IOPE Expert Vitamin C 25% Antioxidant Serum for Brightening delivers stronger moisture-binding capability.
Irritation Risk is another area of separation. Summer Fridays Dream Oasis Deep Hydration Serum scores 9.5 here versus 7.7 for IOPE Expert Vitamin C 25% Antioxidant Serum for Brightening. That difference comes down to how each formula is built — the ingredient list tells the story.
IOPE Expert Vitamin C 25% Antioxidant Serum for Brightening brings Ascorbic Acid, Gluconolactone, and Glutathione as actives, while summer Fridays Dream Oasis Deep Hydration Serum relies on Ceramide Np, Arnica Montana Flower Extract, and Laminaria Digitata Extract. Both approaches have merit, but the positioning and supporting ingredients make the difference.
IOPE Expert Vitamin C 25% Antioxidant Serum for Brightening is better if you have
Summer Fridays Dream Oasis Deep Hydration Serum is better if you have
At premium pricing with a score of 9.0, IOPE Expert Vitamin C 25% Antioxidant Serum for Brightening delivers strong value. Summer Fridays Dream Oasis Deep Hydration Serum sits at the mid-range level with a 8.3 score — the extra cost doesn't translate to better scores here.
IOPE Expert Vitamin C 25% Antioxidant Serum for Brightening edges ahead with a slightly stronger formulation, but Summer Fridays Dream Oasis Deep Hydration Serum is still a solid pick.
Based on ingredient analysis, IOPE Expert Vitamin C 25% Antioxidant Serum for Brightening 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.