Cosmetics Formulation Development

- I'm 29, sleeping in an air-conditioned room. and use retin-a The skin is quite dry. So need a serum to add moisture. from drug use and help keep skin healthy at the same time The list of ingredients that interest me is as follows. 10% ANTI-AGIN  1% ANTI-IRRITANT 5% ANTI-IRRITANT,EXFOLIANT 5% ANTI-IRRITANT 5% ANTI-IRRITANT 3% 5% 5% 2% 1% (Low Molecule Weight) 0.5% ™ 1% 1% 0.2% 1% The questions are as follows. 1.Since the formula used contains 11% oil, I was concerned about the stickiness. Discomfort on the skin of the formula Please ask the team if I should use or any kind to solve the problem of gooey, discomfort on the skin or not, and if Must use, I should use or of any kind, how much is appropriate, in order to get a serum texture that is not sticky, easy to spread, absorb. Fast and dry. I understand that all soluble ingredients dissolve in water first then followed by when dissolved mixed well ™ is dissolved in the water mixture, then add the oil mixture and is the last step. yes or no 3. In this case, use Also, I had to mix In which step is it correct? Interfere with the team to help guide the various components. whether it is appropriate enough or not, thank you

Hello, the formula can be mixed. But the team has various suggestions about the formula as follows. 1. The formula is not too greasy because of the oil in the formula. for dry skin The use of oil about 10% of the formula is considered to be a low level. In addition, the oil group ingredients in the formula as mentioned by members are actually not oily. just a mix Mix it with other oils in the recipe. that's all according to the formula that members have informed If you feel gooey will be caused by the use is quite high. Even if the ExtraLite type was chosen, the team suggested only 3% of the results could be expected. 2. The formula is using which is dark in color and is suitable for Use only at night If members use this formula during the day as well. It is recommended to cut may consider choosing a group of ingredients other types instead. 3. For relatively dry skin. Due to the use of Retin-A, the study team recommends adding a group of ingredients that can be a good coating. to reduce the water loss of the skin which will help to work with Soluble As the members have selected many items. to be able to work more perfectly And the skin will be able to recover moisture faster, however, the ingredients that can coat this well. will look like oil And some will have to use heat to melt into the formula. For example, the hot melt type is and a heat-less example , or maybe with a bit heavy texture, such as etc. 2.Usage I understand that all soluble ingredients dissolve in water first then followed by when dissolved mixed well ™ is dissolved in the water mixture, then the oil mixture and is the last step. yes or no for members to add to the formula in the last step. Blend or stir to match the recipe. The formula must contain both water and oil, give is compatible with the formula. By the member's formula, there is no direct oil. If using recommended to add , or into the formula so that can fit with formula? can be added in the last step. 3.In this case use Also I had to mix In which step is it correct? mix with water first. It will be easiest because if using heat to help. will dissolve much more easily If other ingredients are added to the water You may be concerned that some ingredients are not heat resistant, so mix with purified water first. Copy the instructions from the web page. Instructions for use (Credit: Mr. beautyxguide) For easy solubility 1. Heat the pure water to 70-80 degrees 2. Gently sprinkle into warm water and stir or blend or mix When they match well, then sprinkle 3. Stop adding into one because it will coagulate and will be harder to melt