Kate Somerville KateCeuticals® SuperCell Rejuvenation Peptide Serum vs Tatcha The Texture Tonic AHA Liquid Exfoliating Treatment
Kate Somerville KateCeuticals® SuperCell Rejuvenation Peptide Serum scores 8.4/9.8 and Tatcha The Texture Tonic AHA Liquid Exfoliating Treatment scores 8.3/9.8 — a near-tie where your skin type decides the winner.
Head to head
KateCeuticals® SuperCell Rejuvenation Peptide Serum
The Texture Tonic AHA Liquid Exfoliating Treatment
Score comparison
These two are neck and neck — just 0.1 points apart.
Scores last verified: July 2026
Attribute battle
Hydration Efficacy
Kate Somerville WINSIrritation Risk
TIEActive Ingredient Strength
TIEIngredient Transparency
TIEFormulation Safety
TIEIngredient face-off
21% overlapOnly in Kate Somerville KateCeuticals® SuperCell Rejuvenation Peptide Serum
15 unique
Shared ingredients
6 in common
Only in Tatcha The Texture Tonic AHA Liquid Exfoliating Treatment
22 unique
Why these two are neck and neck
These two serums take different paths to a similar destination. Both formulas include solid hydrating ingredients, and the overall scores reflect that — the gap here is genuinely slim.
Kate Somerville KateCeuticals® SuperCell Rejuvenation Peptide Serum brings Nicotiana Benthamiana Hexapeptide-40 Sh-Polypeptide-2, Zingiber Officinale (Ginger) Root Extract, and Bisabolol as actives, while tatcha The Texture Tonic AHA Liquid Exfoliating Treatment relies on Niacinamide, Camellia Sinensis Leaf Extract, and Cladosiphon Okamuranus Extract. 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
Tatcha The Texture Tonic AHA Liquid Exfoliating Treatment is better if you have
- Sensitive skin — the low-irritation formula keeps things gentle
- 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 delivers strong value. Tatcha The Texture Tonic AHA Liquid Exfoliating Treatment sits at the premium level with a 8.3 score — the extra cost doesn't translate to better scores here.
Our verdict
It's a close call — both products score within 0.3 points of each other. Your choice depends on your specific skin concerns.
Frequently asked questions
Which is better: Kate Somerville KateCeuticals® SuperCell Rejuvenation Peptide Serum or Tatcha The Texture Tonic AHA Liquid Exfoliating Treatment?
Based on ingredient analysis, Kate Somerville KateCeuticals® SuperCell Rejuvenation Peptide Serum scores higher overall. See the full score breakdown above for details on each attribute.
Do Kate Somerville KateCeuticals® SuperCell Rejuvenation Peptide Serum and Tatcha The Texture Tonic AHA Liquid Exfoliating Treatment 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 Tatcha The Texture Tonic AHA Liquid Exfoliating Treatment?
The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.