Cosmetics Formulation Development

Can I ask you a question? 1 I mix substance Hydro white with water, normal solution is clear, but when mixed 4MSK to make it become opaque, not dissolved. Both the two substances solute in water But when used together with causing the substance to become a cloudy white sediment that does not dissolve What should I do? 2 Substances Hexapeptide 9 , what is the mix ratio? information not stated

2. Hexapeptide 9 Look directly in front of the technique. Usage rate: 0.5% - 2%.

Hello, I would like to inquire about the usage rate of both ingredients and the ratio of water in the formula.