We have a few European ladies (eg. Lauraimes, Neleke) that might be able to help with products or check out their signatures, plus try Amazon. If your hair likes protein Schwarzkopf Gliss (Kur) Ultimate Volume conditioner is good, don't expect a 'slippy' detangler tho, I have used it as my leave in.
Choose your products and ingredients based on your hair properties.
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.
CO-wash: Inecto coconut
Treatments: Komaza Matani, coconut oil, Hairveda Sitrinillah
Leave in: Fructis Sleek & Shine (old), Gliss ultimate volume, Inecto argan
Styler: Umberto Giannini jelly, Boots Essentials gel
Experimenting with: going back to basics