Element Eight O₂ Niacinamide Multitasking Treatment Serum with Peptides and Hyaluronic Acid for Firming, Dark Spots, Pores and Hydration vs innisfree Green Tea Hyaluronic Acid + Niacinamide Refillable Serum for Skin Barrier Support
Element Eight O₂ Niacinamide Multitasking Treatment Serum with Peptides and Hyaluronic Acid for Firming, Dark Spots, Pores and Hydration scores 9.3/9.8 and innisfree Green Tea Hyaluronic Acid + Niacinamide Refillable Serum for Skin Barrier Support scores 9.2/9.8 — a near-tie where your skin type decides the winner.
Head to head

O₂ Niacinamide Multitasking Treatment Serum with Peptides and Hyaluronic Acid for Firming, Dark Spots, Pores and Hydration

Green Tea Hyaluronic Acid + Niacinamide Refillable Serum for Skin Barrier Support
Score comparison
These two are neck and neck — just 0.1 points apart.
Scores last verified: July 2026
Attribute battle
Hydration Efficacy
innisfree WINSIrritation Risk
TIEActive Ingredient Strength
Element Eight WINSIngredient Transparency
Element Eight WINSFormulation Safety
TIEIngredient face-off
17% overlapOnly in Element Eight O₂ Niacinamide Multitasking Treatment Serum with Peptides and Hyaluronic Acid for Firming, Dark Spots, Pores and Hydration
24 unique
Shared ingredients
7 in common
Only in innisfree Green Tea Hyaluronic Acid + Niacinamide Refillable Serum for Skin Barrier Support
35 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.
Hydration Efficacy is another area of separation. innisfree Green Tea Hyaluronic Acid + Niacinamide Refillable Serum for Skin Barrier Support scores 9.8 here versus 6.9 for Element Eight O₂ Niacinamide Multitasking Treatment Serum with Peptides and Hyaluronic Acid for Firming, Dark Spots, Pores and Hydration. That difference comes down to how each formula is built — the ingredient list tells the story.
Element Eight O₂ Niacinamide Multitasking Treatment Serum with Peptides and Hyaluronic Acid for Firming, Dark Spots, Pores and Hydration brings Niacinamide, Acetyl Hexapeptide-8, and Pentapeptide-18 as actives, while innisfree Green Tea Hyaluronic Acid + Niacinamide Refillable Serum for Skin Barrier Support relies on Niacinamide, Lactobacillus Ferment Lysate, and Allantoin. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Best for your skin type
Element Eight O₂ Niacinamide Multitasking Treatment Serum with Peptides and Hyaluronic Acid for Firming, Dark Spots, Pores and Hydration 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
innisfree Green Tea Hyaluronic Acid + Niacinamide Refillable Serum for Skin Barrier Support is better if you have
- Sensitive skin — the low-irritation formula keeps things gentle
- Dry or dehydrated skin that craves moisture, thanks to Propanediol
- Anyone who prefers clean, well-vetted formulations
Value comparison
At luxury pricing with a score of 9.3, Element Eight O₂ Niacinamide Multitasking Treatment Serum with Peptides and Hyaluronic Acid for Firming, Dark Spots, Pores and Hydration delivers strong value. innisfree Green Tea Hyaluronic Acid + Niacinamide Refillable Serum for Skin Barrier Support sits at the mid-range level with a 9.2 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: Element Eight O₂ Niacinamide Multitasking Treatment Serum with Peptides and Hyaluronic Acid for Firming, Dark Spots, Pores and Hydration or innisfree Green Tea Hyaluronic Acid + Niacinamide Refillable Serum for Skin Barrier Support?
Based on ingredient analysis, Element Eight O₂ Niacinamide Multitasking Treatment Serum with Peptides and Hyaluronic Acid for Firming, Dark Spots, Pores and Hydration scores higher overall. See the full score breakdown above for details on each attribute.
Do Element Eight O₂ Niacinamide Multitasking Treatment Serum with Peptides and Hyaluronic Acid for Firming, Dark Spots, Pores and Hydration and innisfree Green Tea Hyaluronic Acid + Niacinamide Refillable Serum for Skin Barrier Support share ingredients?
Yes, they share common ingredients. Check the ingredient face-off section above for a detailed comparison.
What's the main difference between Element Eight O₂ Niacinamide Multitasking Treatment Serum with Peptides and Hyaluronic Acid for Firming, Dark Spots, Pores and Hydration and innisfree Green Tea Hyaluronic Acid + Niacinamide Refillable Serum for Skin Barrier Support?
The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.