Cosmetics Formulation Development

I heard a dermatologist say that spray sunscreen should not be used in group TD / Zinc Oxide because we can inhale its particles. But now I see this as a liquid. But I'm not sure if the particles are small in size or not. So I would like to ask if I can order Titanium Dioxide Water Disperse to make a spray type sunscreen?

Hello,

I heard a dermatologist say that spray sunscreen should not be used in group TD / Zinc Oxide because we can inhale its particles

Currently, the FDA does not allow the use of Titanium Dioxide Nano and Zinc Oxide Nano with products in the form of a facial spray

but I saw this as a liquid. But I'm not sure if the particles are small in size or not. So I would like to ask if I can order Titanium Dioxide Water Disperse to make a spray type of sunscreen for my face

No, it doesn't matter. It is in powder or liquid form, but with respect to the particle size of Titanium Dioxide, Zinc Oxide Titanium Dioxide Water Disperse has a small particle size similar to nano. Therefore, it is not recommended for use in facial spray formulas.

We will buy zinc oxide. Titanium dioxide, alpha arbutin, mixed with your favorite skin lotion. to have sun protection properties and help white want to know that we can bring substance Zinc Oxide Nano Liquid Titanium Dioxide Nano Liquid Alpha Arbutin can be mixed in the lotion without using heat? What rate should I mix? If the lotion is 500 ml, is there สารกันแดด good and not sticky?

[quote="dearpoy"]It's not about that. It is in powder or liquid form, but with respect to the particle size of Titanium Dioxide, Zinc Oxide