Proven beneficial ingredients for damaged or porous hair include coconut oil, hydrolysed protein, ceramides, 18-MEA and panthenol. Be cautious with hydrolysed protein on coarser hair.
Try not combing other than when detangling in the shower when head is slathered in conditioner. Combing separates waves/ curls into individual hairs which is basically what frizz is, and pulls out the waves. Also try applying products to dripping hair then removing excess water.
2a-2c, medium texture, porous/ colour treated. Three years CG, growing out mechanical and chemical damage = breakage and very high porosity. Past armpit length heading for waist.
Treatments: Komaza protein, Komaza Matani, coconut oil with sugar syrup. Hairveda Sitrinillah
Leave in: Fructis Sleek & Shine (old), Gliss ultimate volume
Styler: Umberto Giannini jelly, Boots curl creme, Rockin RInglets
Experimenting with: Mega-Tek, Curl Harmony reviver, Elvive Full Restore 5.