IMO there are way too many haircare products on the market to get meaningful results from a poll with numerous answers. Products are partly popular based on which country they are available in.
Reading the NC reviews (noting how many have been posted) gives you some idea of how many people are using each product. There are 7800 products in the database!
Product Search Results
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.