Kiehl's Since 1851 Better Screen™ UV Serum SPF 50+ Facial Sunscreen with Collagen Peptide vs Skinfix barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide
Skinfix barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide scores 9.6/9.8 vs Kiehl's Since 1851 Better Screen™ UV Serum SPF 50+ Facial Sunscreen with Collagen Peptide at 6.1/9.8. Skinfix barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide wins for active ingredients.
Head to head
Better Screen™ UV Serum SPF 50+ Facial Sunscreen with Collagen Peptide
barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide
Score comparison
Skinfix barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide takes this one, winning 2 of 5 attributes.
Scores last verified: July 2026
Attribute battle
Hydration Efficacy
Skinfix WINSIrritation Risk
TIEActive Ingredient Strength
Skinfix WINSIngredient Transparency
TIEFormulation Safety
TIEIngredient face-off
17% overlapOnly in Kiehl's Since 1851 Better Screen™ UV Serum SPF 50+ Facial Sunscreen with Collagen Peptide
18 unique
Shared ingredients
8 in common
Only in Skinfix barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide
38 unique
Why Skinfix barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide comes out ahead
Where Skinfix barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide really shines is active ingredient strength, scoring 9.2 compared to Kiehl's Since 1851 Better Screen™ UV Serum SPF 50+ Facial Sunscreen with Collagen Peptide's 2.6. Its formula features Niacinamide, Lithothamnion Calcareum Extract, and Oligopeptide-2 in high positions, signalling meaningful concentrations.
Hydration Efficacy is another area of separation. Skinfix barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide scores 8.4 here versus 6.2 for Kiehl's Since 1851 Better Screen™ UV Serum SPF 50+ Facial Sunscreen with Collagen Peptide. That difference comes down to how each formula is built — the ingredient list tells the story.
Skinfix barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide brings Niacinamide, Lithothamnion Calcareum Extract, and Oligopeptide-2 as actives, while kiehl's Since 1851 Better Screen™ UV Serum SPF 50+ Facial Sunscreen with Collagen Peptide relies on Tocopherol, Palmitoyl Tripeptide-1, and Palmitoyl Tetrapeptide-7. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Best for your skin type
Kiehl's Since 1851 Better Screen™ UV Serum SPF 50+ Facial Sunscreen with Collagen Peptide is better if you have
- Sensitive skin — the low-irritation formula keeps things gentle
- Anyone who prefers clean, well-vetted formulations
Skinfix barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide is better if you have
- Sensitive skin — the low-irritation formula keeps things gentle
- Dry or dehydrated skin that craves moisture, thanks to Propanediol
- Targeting specific concerns like aging or uneven tone — Niacinamide does the heavy lifting
Value comparison
Skinfix barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide comes in at premium pricing with a 9.6 score, which is solid value at that tier.
Our verdict
Skinfix barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide wins this comparison with a meaningfully stronger ingredient profile and overall score.
Frequently asked questions
Which is better: Kiehl's Since 1851 Better Screen™ UV Serum SPF 50+ Facial Sunscreen with Collagen Peptide or Skinfix barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide?
Based on ingredient analysis, Skinfix barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide scores higher overall. See the full score breakdown above for details on each attribute.
Do Kiehl's Since 1851 Better Screen™ UV Serum SPF 50+ Facial Sunscreen with Collagen Peptide and Skinfix barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide share ingredients?
Yes, they share common ingredients. Check the ingredient face-off section above for a detailed comparison.
What's the main difference between Kiehl's Since 1851 Better Screen™ UV Serum SPF 50+ Facial Sunscreen with Collagen Peptide and Skinfix barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide?
The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.