DECIDING HOW MUCH ZINC OXIDE TO ADD
The zinc proportions can vary from 5 % to 20% of the total solution is generally considered to be alright, where 20% is the one with a higher level of protection. The information below is helpful in determining your measurements.
If moderate protection is what you require, measure the lotion you are going to use and then add 10% of its weight in zinc oxide.
The zinc proportions can vary from 5 % to 20% of the total solution is generally considered to be alright, where 20% is the one with a higher level of protection. The information below is helpful in determining your measurements.
If moderate protection is what you require, measure the lotion you are going to use and then add 10% of its weight in zinc oxide.