Nothing totally protects from heat damage. It can lessen the effects but not eliminate it totally. The defrissant is a straightening aid and not a heat protectant. Back in the day I used it to perfect my blow out and then added Redken heat glide before I flat-ironed.
3c with some 4a highlighted
Low porosity thick/coarse texture. nml elasticity
No rules, just happy hair
Cleanse: CJDF, Prell, LUSH Curly Wurly, Bobeam
BBB, CJ, SheaM, HEHIS, Garnier, KBN Shealoe, CD Chocolat, Oyin HH
CJ, CR, UFD, Zuresh, Ecostyler,MJ
PT/DT: BBB, CJ, Lather