每50ml无香洗发水或护发素中总共可添加不超过25滴选好的精油，之后必须将油与基底混合均匀。

You will need no more than 25 drops in total of your chosen essential oils to to every 50ml of shampoo or conditioner base, and be sure to mix the oils well into the carrier.

youdao

每50ml无香洗发水或护发素中总共可添加不超过25滴选好的精油，之后必须将油与基底混合均匀。

You will need no more than 25 drops in total of your chosen essential oils to to every 50ml of shampoo or conditioner base, and be sure to mix the oils well into the carrier.

youdao