Hello
Tea Tree Oil If it is a soluble in oil "
Tea Tree Oil (Australian - Oil Soluble) " can be used up to 1%. For This formula, which is used on the face. It is recommended to use only no more than 0.5% if using a water-soluble type. Can be used on the face up to 2%
Xanthan Gum 1% is too high, try it at 0.5% first. Mixing process, mix
Xanthan Gum with water, stir until dissolved. until a liquid gel Before adding other ingredients, do not add
Xanthan Gum after adding other ingredients because need to blend until dissolved and the recipe has
สารชะล้าง in which any spinning will cause bubbles