Jessicurl products are available unscented, also whole foods has a conditioner (365) that is available unscented and is great for co-washing. Other things like refined coconut oil, glycerin, and honey are popular to add to deep treatments (or use alone, as in the case of coconut oil) and have little to no fragrance.
high porosity (from coloring)

Shampoo: Mop Top Gentle Shampoo
Co-wash: Chistophe Robin Lemon Cleansing Cream
RO: CJ strengthening, Kenra moisturizing
LI: Jessicurl Aloeba
DT: CJ rehab, Christophe Robin Prickly Pear Mask
PT: SS protein treatment, Ouidad 12 minute
Stylers: Jessicurl RR, SS Firm Hold Gel
Oils: caudalie, sweet almond