I also thought I was protein sensitive but based on the write up, I think my issues were stemming from too many emollients on my fine hair. The description of the effects of too many emollients on fine hair is totally spot on for the issues I'm having.
Fine - dense - normal porosity - normal elasticity - BSL - dye free - 2cish

Loving AIA coconut cowash, goats milk soap bars, GVP conditioning balm, KCKT, Marie Dean styling creams, LALSG, coconut oil, SM milk