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Protein treatment

Redken Extreme CAT Protein Reconstructing Treatment

An occasional strengthening step, on the days its maker says. Formula as listed on Redken’s US professional product page.

Maker’s directions: Apply after shampooing with Redken Extreme Shampoo. Leave on for 3-5 minutes, then rinse thoroughly. Full directions ↓

Size: Not listed by the maker. Check your bottle.

How often, says the maker: 1 to 3 times a week.

Your step: Protein treatment

Know first: This is a spray-on, rinse-out treatment; Redken’s directions are to spray it on after shampooing and rinse it out.

Source: the label and directions Redken publishes for this product

View at Redken

How to use it

  1. Apply after shampooing with Redken Extreme Shampoo.
  2. Spray evenly on the hair and lather.
  3. Leave on for 3-5 minutes, then rinse thoroughly.

It is recommended for use 1-3 times per week.

It is an extra step, not your usual conditioner: follow its own directions for when it goes on, how long it stays and what comes after it. Protein or moisture: how to tell which your hair wants .

Ingredients and formula details

Makers change formulas now and then. If the list on your bottle differs, go by your bottle.

Fragrance / Parfum
Listed
Named protein ingredients
HYDROXYPROPYLTRIMONIUM HYDROLYZED WHEAT PROTEIN; ARGININE; LYSINE HYDROCHLORIDE/LYSINE HCL
Curly Girl Method
Fits its ingredient rules: no sulfate, silicone, drying alcohol or wax on this label. What counts · More products that fit
Read the full ingredient list

AQUA / WATER/EAU, HYDROXYPROPYLTRIMONIUM HYDROLYZED WHEAT PROTEIN, MAGNESIUM SULFATE, LAURETH-23, TAURINE, SODIUM BENZOATE, PARFUM/FRAGRANCE, COCAMIDOPROPYL BETAINE, SALICYLIC ACID, POLYQUATERNIUM-10, ARGININE, LYSINE HYDROCHLORIDE/LYSINE HCL, PHENOXYETHANOL, LINALOOL, HEXYL CINNAMAL, CITRONELLOL

These are formula details, not predictions of conditioning, hold or how your hair will respond. Read about ingredient comparisons .

What the maker doesn’t say

Redken doesn’t say how much to use. Measure your usual amount once, and the cost calculator does the rest.

Redken’s professional page shows no price.

Redken’s product page doesn’t list the size. Check the amount printed on your bottle.

Every fact here comes from what Redken publishes for this product; our sources page lists each one. Holding the product? Check its ingredient list.