research Comparative Evaluation of Individual and Combined Plant Extracts for Hair Conditioning: Effects of Ziziphus lotus, Linum usitatissimum, and Opuntia ficus-indica on Virgin and Bleached Hair
This study found that a combination of Ziziphus lotus, Linum usitatissimum, and Opuntia ficus-indica extracts may reduce porosity and improve surface condition in bleached hair when used as a conditioner.

