My shampoo bar recipe:
30% olive oil
25% coconut oil
15% avocado oil
15% castor oil
10% shea butter
5% palm kernel flakes
water at 35%
superfat of 5%
lye 28.543%
water : lye ratio 2.5034:1
Soaping between 120 - 130 degrees
I had really good results for months, but the last two batches...