Cosmetics Formulation Development

Please check the formula. Now use Pitera mix แพลงตอน I like it a lot, but I want to add something else. Is there anything like this that needs to be fixed? Pitera 85% Plankton GP4G 2% water lock 2% 4MSK 2% Yeast Radiance 3% Ume Extract 2% Yeast Extract 3% licorice extract : Licochalcone 1% 1%

Hello, the formula can be mixed. But the team could not answer the appropriateness. for the user's skin Because there is no information about skin characteristics, skin problems and expectations from the formula. of those who will use this formula

bother again Is there any one that contains any preservatives?

Ingredients are as follows. Galactomyces Ferment Filtrate (Pitera) WaterLock™ Lemon Peel Bioferment (Lemon Skin™) Double Hyaluron Liquid Yeast Radiance™ Yeast Resurface Licorice Extract ( Licochalcone A 1%) 4MSK (Potassium Methoxysalicylate) Ume Extract (Anti-Glycation) RETINAT™ (Starfish Extract) Repair Activator™ Active Resveratrol™

Hello, if you use Pitera at 85% level of the formula, no need to add. สารกันเสีย already because Pitera Yes สารกันเสีย from the manufacturer has arrived.