Hello, there is a problem with the formula as follows: 1. Some ingredients insoluble in water There must be a suitable solvent, for example
Phytosphingosine SA 2. Some ingredients not an ingredient but a finished product for direct use Do not mix with other ingredients such as
Stabilized Vitamin C (Natural-C Glycol™) Serum 3. Some of the ingredients are oil-based, incompatible with water bases such as
Octyldodecanol