Kate Somerville KateCeuticals® SuperCell Rejuvenation Peptide Serum vs Peace Out Overnight Barrier Hydrating Bio-Collagen Recovery Mask
Peace Out Overnight Barrier Hydrating Bio-Collagen Recovery Mask scores 9.2/9.8 vs Kate Somerville KateCeuticals® SuperCell Rejuvenation Peptide Serum at 8.4/9.8. Peace Out Overnight Barrier Hydrating Bio-Collagen Recovery Mask wins for active ingredients.
Head to head
KateCeuticals® SuperCell Rejuvenation Peptide Serum
Overnight Barrier Hydrating Bio-Collagen Recovery Mask
Score comparison
Peace Out Overnight Barrier Hydrating Bio-Collagen Recovery Mask edges ahead, winning 2 of 5 attributes.
Scores last verified: July 2026
Attribute battle
Hydration Efficacy
Kate Somerville WINSIrritation Risk
TIEActive Ingredient Strength
Peace Out WINSIngredient Transparency
Peace Out WINSFormulation Safety
TIEIngredient face-off
13% overlapOnly in Kate Somerville KateCeuticals® SuperCell Rejuvenation Peptide Serum
16 unique
Only in Peace Out Overnight Barrier Hydrating Bio-Collagen Recovery Mask
33 unique
Why Peace Out Overnight Barrier Hydrating Bio-Collagen Recovery Mask comes out ahead
Where Peace Out Overnight Barrier Hydrating Bio-Collagen Recovery Mask really shines is active ingredient strength, scoring 9.7 compared to Kate Somerville KateCeuticals® SuperCell Rejuvenation Peptide Serum's 5.0. Its formula features Niacinamide, Houttuynia Cordata Extract, and Hydrolyzed Collagen in high positions, signalling meaningful concentrations.
Hydration Efficacy is another area of separation. Kate Somerville KateCeuticals® SuperCell Rejuvenation Peptide Serum scores 6.5 here versus 6.1 for Peace Out Overnight Barrier Hydrating Bio-Collagen Recovery Mask. That difference comes down to how each formula is built — the ingredient list tells the story.
Peace Out Overnight Barrier Hydrating Bio-Collagen Recovery Mask brings Niacinamide, Houttuynia Cordata Extract, and Hydrolyzed Collagen as actives, while kate Somerville KateCeuticals® SuperCell Rejuvenation Peptide Serum relies on Nicotiana Benthamiana Hexapeptide-40 Sh-Polypeptide-2, Zingiber Officinale (Ginger) Root Extract, and Bisabolol. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Best for your skin type
Kate Somerville KateCeuticals® SuperCell Rejuvenation Peptide Serum is better if you have
- Sensitive skin — the low-irritation formula keeps things gentle
- Anyone who prefers clean, well-vetted formulations
Peace Out Overnight Barrier Hydrating Bio-Collagen Recovery Mask is better if you have
- Sensitive skin — the low-irritation formula keeps things gentle
- Targeting specific concerns like aging or uneven tone — Niacinamide does the heavy lifting
- Anyone who prefers clean, well-vetted formulations
Value comparison
At luxury pricing with a score of 8.4, Kate Somerville KateCeuticals® SuperCell Rejuvenation Peptide Serum is a decent pick. Peace Out Overnight Barrier Hydrating Bio-Collagen Recovery Mask sits at the budget level with a 9.2 score — the higher investment pays off in formulation quality.
Our verdict
Peace Out Overnight Barrier Hydrating Bio-Collagen Recovery Mask edges ahead with a slightly stronger formulation, but Kate Somerville KateCeuticals® SuperCell Rejuvenation Peptide Serum is still a solid pick.
Frequently asked questions
Which is better: Kate Somerville KateCeuticals® SuperCell Rejuvenation Peptide Serum or Peace Out Overnight Barrier Hydrating Bio-Collagen Recovery Mask?
Based on ingredient analysis, Peace Out Overnight Barrier Hydrating Bio-Collagen Recovery Mask scores higher overall. See the full score breakdown above for details on each attribute.
Do Kate Somerville KateCeuticals® SuperCell Rejuvenation Peptide Serum and Peace Out Overnight Barrier Hydrating Bio-Collagen Recovery Mask share ingredients?
Yes, they share common ingredients. Check the ingredient face-off section above for a detailed comparison.
What's the main difference between Kate Somerville KateCeuticals® SuperCell Rejuvenation Peptide Serum and Peace Out Overnight Barrier Hydrating Bio-Collagen Recovery Mask?
The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.