Hello. Normally, the usage rate of 1% should not cause odor in the formula. But if members are worried about the smell, you can add
Odor-Kill 0.5-1.0% in the formula, but be careful about absorbing the smell.
น้ำหอม of the formula goes with In case the formula has
น้ำหอม with (resulting in the
น้ำหอม is lighter too)