Loading...
Summer Fridays Midnight Ritual Retinol Renewal Serum scores 8.8/9.8 vs Isntree TW-Real Bifida Ampoule at 8.3/9.8. Summer Fridays Midnight Ritual Retinol Renewal Serum wins for active ingredients.
Summer Fridays Midnight Ritual Retinol Renewal Serum edges ahead, winning 1 of 5 attributes.
Scores last verified: June 2026
14 unique
28 unique
Where Summer Fridays Midnight Ritual Retinol Renewal Serum really shines is active ingredient strength, scoring 5.9 compared to Isntree TW-Real Bifida Ampoule's 7.0. Its formula features Retinyl Linoleate, Retinol, and Centella Asiatica Extract in high positions, signalling meaningful concentrations.
Hydration Efficacy is another area of separation. Summer Fridays Midnight Ritual Retinol Renewal Serum scores 7.9 here versus 6.9 for Isntree TW-Real Bifida Ampoule. That difference comes down to how each formula is built — the ingredient list tells the story.
Summer Fridays Midnight Ritual Retinol Renewal Serum brings Retinyl Linoleate, Retinol, and Centella Asiatica Extract as actives, while isntree TW-Real Bifida Ampoule relies on Bifida Ferment Lysate, Lactobacillus Ferment Lysate, and Niacinamide. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Isntree TW-Real Bifida Ampoule is better if you have
Summer Fridays Midnight Ritual Retinol Renewal Serum is better if you have
At budget pricing with a score of 8.3, Isntree TW-Real Bifida Ampoule is a decent pick. Summer Fridays Midnight Ritual Retinol Renewal Serum sits at the premium level with a 8.8 score — the higher investment pays off in formulation quality.
Summer Fridays Midnight Ritual Retinol Renewal Serum edges ahead with a slightly stronger formulation, but Isntree TW-Real Bifida Ampoule is still a solid pick.
Based on ingredient analysis, Summer Fridays Midnight Ritual Retinol Renewal Serum 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.
Some links on this site are affiliate links. We may earn a commission from purchases made through our links, at no extra cost to you. This helps us keep Gracie free and independent.
© 2026 Gracie. All rights reserved. Data sourced from Open Beauty Facts (ODbL) and EU CosIng.