Cosmetics Formulation Development

Mixing sunscreen, focusing on Physical. The formula is as follows. Zinc Oxide 35nm Liquid 20% LipidSoft™ F 2.5% Water 70.00% Satin Cream Maker 1% Warm up the water and oil sections on top. Mix well and add Tris-Biphenyl Triazine (Nano) 2.5% SelectSorb™ 1% Polymethylsilsesquioxane 2microns 2% Mild Preserved Eco™ 1% Iron Oxides EasyMix™ color match. Mixed and turned into a creamy, thick, smooth, but when applied. Appears to be difficult to spread a white stain of สารกันแดด viscous on the skin, can't be applied evenly, as in the picture, while it's not dry, it can be spread but that is slippery When it dries, it will be seen as a flesh-colored stain. so I dropped Argan Oil down To mix more before applying. It appears that the spread is more thorough. It dries and is smooth and doesn't have a stain, but it does get greasy so you have to use a tissue to absorb it. I want to know what caused it. So how should the formula be improved? สารกันแดด spreads well. but it's not

Dropping Argan Oil and it appears to spread evenly. indicates that the proportion of oil or ซิลิโคน in the formula is too little Argan Oil is oil so it causes oiliness. We say that if you switch from using Argan Oil to ซิลิโคน instead of Silicone Gel will reduce oiliness and helps to increase the blendability of the formula

Hello, the study team recommends more information. 1. It is recommended to change the size of Polymethylsilsesquioxane by choosing a larger powder size such as 4.5micron, it will help reduce whiteness on the skin. will be more translucent (But it will cover the skin less as well) 2. To increase the proportion of oil or ซิลิโคน as you suggested by perfect_fn. if it is oil Recommended to try LipidSoft™ Spread, which is designed to help adjust the formula to be easy to spread, especially if it is ซิลิโคน recommend Silicone Gel or Cyclomethicone