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Isntree C-Niacin Toning Ampoule scores 8.1/9.8 and SKIN1004 Madagascar Centella Ampoule scores 8.0/9.8 — a near-tie where your skin type decides the winner.
These two are neck and neck — just 0.1 points apart.
Scores last verified: April 2026
19 unique
7 in common
8 unique
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.
Ingredient Transparency is another area of separation. Isntree C-Niacin Toning Ampoule scores 8.5 here versus 7.5 for SKIN1004 Madagascar Centella Ampoule. That difference comes down to how each formula is built — the ingredient list tells the story.
Isntree C-Niacin Toning Ampoule brings Niacinamide, Melia Azadirachta Flower Extract, and Melia Azadirachta Leaf Extract as actives, while sKIN1004 Madagascar Centella Ampoule relies on Centella Asiatica Extract, Allantoin, and Madecassoside. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Isntree C-Niacin Toning Ampoule is better if you have
SKIN1004 Madagascar Centella Ampoule is better if you have
Both sit in the budget bracket, so value comes down to formulation quality. Isntree C-Niacin Toning Ampoule gets the nod here with its 8.1 overall score — you're getting more for a similar outlay.
It's a close call — both products score within 0.3 points of each other. Your choice depends on your specific skin concerns.
Based on ingredient analysis, Isntree C-Niacin Toning Ampoule 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.
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© 2026 Gracie. All rights reserved. Data sourced from Open Beauty Facts (ODbL) and EU CosIng.