ZERO Keratin Treatment with Collagen La-Brasiliana Keratin treatment, with collagen, is a revolutionary process that has the ability to transform hair to its healthy, shiny state. La-Brasiliana protein replenishes the condition of the hair, without damage, and can be used on all hair types. Unlike other products available on the market, the addition of Collagen keeps hair soft and elastic, never brittle. Immediately visible results that last up to three months. La-Brasiliana Zero Keratin Treatment with Collagen makes hair styling virtually effortless and unscathed by humidity, rain or perspiration. Does not contain the ingredient formaldehyde. Smooths Softens Adds Shine Eliminates Frizz Gives Hair Instant Manageability Immediate Results Does not contain the ingredient formaldehyde