Peter Lamas Smoothing Conditioner - Curly Hair Peter Lamas is passionate about educating consumers about the beauty industry, having written books on the subject and often a featured guest speaker. The entire Peter Lamas products line is 100% vegan, cruelty-free, paraben and sulfate-free. Massage through hair lightly, then rinse. Peter Lamas Ultra Smoothing Curly Hair Conditioner is a hair-supporting team of sandalwood extract, barley extract, and vitamins B3, B5, B6, C, and E works to repair and fortify damaged locks, transforming problem hair into soft, silky, manageable tresses.