Here you will find good products for curls that need protein.
If the hair test shows that your elasticity is normal to high, it is necessary that you get protein for your hair.
The products below are good products for curls.
Prices vary, you have to test for yourself which ones suit you well. Occasionally changing brands is also very nice for your curls.
Once you have found good products for curls together, it actually starts.
Give your hair some time to get used to the product.