C-Niacin Toning Ampoule
Vitamin C and niacinamide brightening ampoule for even skin tone and antioxidant protection
About this product
ISNTREE C-Niacin Toning Ampoule is a brightening ampoule combining vitamin C derivatives and niacinamide to fade dark spots, regulate sebum, and improve overall skin radiance. The dual-brightening formula is suitable for daily use on all skin types seeking a clearer and more even-toned complexion.
Best for normal, combination, oily, dull skin looking to address brightening, dark spots, antioxidant — with a focus on brighten and even skin tone with vitamin c and niacinamide.
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Quick Stats
Key Ingredients
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Product Claims
Common Allergens
Based on confirmed product attributes. Always check the full ingredient list for personal allergens.
Always check the full ingredient list if you have known allergies or sensitivities.
How to Use
- 1After toner
- 2Apply 3-4 drops
- 3Pat gently to absorb
- 4Follow with moisturizer and SPF
Dermatologist Note
C-Niacin dual-active formula provides brightening from two angles; very effective for dullness
Based on published clinical literature and dermatological research.
Ingredient Analysis
Full Ingredient List (INCI)
4 ingredientsListed in order of concentration (highest first)
Ascorbyl Glucoside, Niacinamide, Hyaluronic Acid, Glycerin
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Disclaimer: The information on this page is for informational purposes only and does not constitute medical or dermatological advice. Always do your own research, consult a qualified professional if you have concerns, and patch test new products before full application — especially if you have sensitive or reactive skin.