Please allow me to comment - I don't have the formula
สารกันเสีย Yes, the formula must be used.
สารกันเสีย to control pathogens Because there is a selection of substances that come from nature as well.
Xanthan Gum which pathogens can grow Easy to grow, use
Mild Preserved Eco 1% is fine because it is gentle, does not irritate the skin and is
Preservative-Free - I think
สารนำพา choose
Dimethyl Isosorbide (DMI) alone is sufficient for the hope of
นำพาสาร into the skin. because it is effective
นำพาสาร can
นำพาสาร both water-soluble and oil-soluble, and if you choose to use DMI, you should use
Odor-Kill 1% to reduce the smell because the DMI will have Smells like ether but uses
Odor-Kill will still have a little smell left. I can't completely cover the smell. If you want to completely cover up the smell of the substance, you should put it in.
น้ำหอม in the formula, or if you don't like a strong smell, you may choose to use it.
Laurocapram (Water Soluble) instead, thank you.