Toner formula
1. Deionized Water – 76% [Main solvent]
2. Glycerin 99.5% – 5% [Moisturizing]
3. Extreme- B3 ™ ( Niacinamide , Highest Purity) – 5%
4. Rice Vitamin ( Inositol , Vitamin B8 ) – 2%
5. Panthenol ( Vitamin B5 , DL- Panthenol , Powder) – 3%
6. Natural Betaine (Crystal) – 3%
7. Mild Preserved Eco ™ – 1%
Is this recipe possible?
1. Are preservatives sufficient?
2. If increasing the percentage of Niacin aminde, how much should be increased?