Cosmetics Formulation Development

1. SPF Protect Ultra II 30% 2. Milk Lotion Maker 3% 3. Satin Cream Maker 0.7% 4. Water 65.3% 5. Mild Preserved Eco 1% This formula, if desired, น้ำมันมะรุม as a selling point How many % to how many % can I wear it in order to get the same sun protection?

Hello, I need to test to see if it's still stable or not. Because the original formula itself already contains a large proportion of oil (30%), if more oil is added You may need to add a cream maker as well.

if you add น้ำมันมะรุม 0.1 -1% how many % cream marker should I use?

Hello, in case of adding any oil, just add less than 1%, no need to adjust the formula. There is already a cream maker in the recipe.

1. SPF Protect Ultra II 30% 2. Milk Lotion Maker 3% 3. Satin Cream Maker 0.7% 4. Water 65.3% 5. Mild Preserved Eco 1% Can this formula block blue light? If you want more blue light protection, what substance do you need to add?

Hello, this is not enough. Blue light blocking usually requires Zinc Oxide in the formula because Zinc Oxide can block long wavelengths (UVA -> Blue Light) Zinc Oxide Nano EasyDisperse™ to prevent long waves.

In this formula, to prevent blue light, add Zinc Oxide Nano EasyDisperse™ How much is it?

If I want this formula to block visible light, what quantity do I need to add? If I want this formula to block IR, what quantity do I need to add and how much?

Hello, Zinc Oxide group can block blue light, IR, visible light. There is no measurement standard. Protection against these 3 types of light, so I can't answer how much to use. To get the light protection, how much? Expand as follows: If it is UVA/UVB, we currently have acceptable measurement standards to be able to test that. At what rate of use, how much UVA/UVB can be blocked, comes out as SPF/PA, but in the case of 3 light that the member asked No agency yet set as a standard measurement value

Make a sunscreen formula 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% when set to multiple day Large bubbles form at the bulk of the product. How do I fix it?