Niacinamide Serum
For redness and acne-prone skin
100-day money back guarantee
With only five clean ingredients, this serum works for anti-aging, as well as for problem skin.
Reduces the appearance of skin blemishes and congestion, for clear healthy skin.
It also reinforce the skin barrier function, improve the skin smoothness, and increase skin radiance over time.
Why Open Formula Is Better
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Other brands |
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| Clinical strength | ||
| Rated "highly effective" | ||
| Minimal ingredients | ||
| Clean formula | ||
| 100-day money back guarantee |
50,000+ customers trust Open Formula
How niacinamide works
- Niacinamide is vitamin B3, a potent anti-oxidant that reduce the appearance of skin blemishes and skin congestion.
- It also improves smoothness, supports the skin barrier function, and increases radiance over time.
Why People Love Open Formula
Made & Shipped From USA
100-day money-back guarantee
Not tested on animals
No animal products used
100% Clean Formula
Safe for you and the environment
Minimal Ingredients
And fully transparent
The Formula
The key ingredients
Niacinaide
5%
Gluconolactone
5%
The base
Water
88%
1,2-Hexanediol(moisturizer)
1%
Hydroxyethylcellulose(thickener)
1%