Cosmetics Formulation Development


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Need help and get help on cosmetics formulation development

Ask for advice on skin enhancing ingredients and reducing redness.

Postby pakkard.android » Thu Feb 18, 2021 11:19 am

Want to make an ampoule, reduce redness, acne, strengthen the skin 1. Centella Asiatica Extract 1-2% 2. Glycerin 10% 3. Panthenol 1%-2 5. Niacinamide 5% 4. Phenoxyethanol 0.5-1.0% 5. Xanthan Gum 1% 6.water Question 1. If you want to get pH 5.5, you should increase/cut. which one? 2. Can this recipe be mixed by stirring together? 3. Is this formula still able to expect results with this amount? Thank you very much.
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Re: Advice on skin enhancing ingredients and reducing redness

Postby staff » Sat Feb 20, 2021 11:16 pm

Hello, I recommend you to change สารกันเสีย from Phenoxyethanol to Mild Preserved Eco 1%. The formula can be mixed. To adjust the pH, use glycolic acid slightly, adjust it to the desired level. able to man by hand But it may take a long time. results can be expected but suggest additional help นำพา ingredients into the skin, such as Dimethyl Isosorbide (DMI) 2%
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