Cosmetics Formulation Development

Hello, I would like to make a topical sun protection cream, natural formula All Natural - No toxic chemicals, but since the formula contains Hydrosol, it is necessary to add materials. กันเสีย object กันเสีย extracted from nature and not dangerous. And I would like to know how long it will last after mixing, the formula is as follows: Essential Oil s Coconut Oil Almond Oil Carrot Seed Oil Zinc Oxide Beeswax hydrosol and would like to know if can check PA+++ with How does UV protection work?

Hello, recommend PaeoniaPreserve Yes, SPF/PA measurement, the company has a measurement service by the company's laboratory. There is a service fee of 1,800 baht. Please inquire via customer relations care@myskinrecipes.com For more information on sending measurement samples.