Dear team from formula data
Examples of sunscreen formulas SPF Protect Ultra ™ II 15%
1. SPF Protect Ultra II 15%
2. Milk Lotion Maker 3%
3. Satin Cream Maker 0.7%
4. Water 80.3%
5. Mild Preserved Eco 1%
SPF effect obtained: 50.95, PA++
***If wanting PA++ to be PA+++, what substance must be added?
thank you