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Monday Haircare

Monday Haircare Smooth Shampoo 354 mL

  • Wheat protein and avocado oil
  • Frizz-prone hair, curly, wavy or hard to manage
  • Sulfate and paraben free, pH balanced
  • Leaping Bunny and PETA cruelty free
  • Dermatologically tested

Last refreshed Sep 7, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A pH-balanced, sulfate free shampoo with wheat protein and avocado oil that smooths frizz and adds shine. It is a gentle wash, not a clarifier.

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ASIN: B09163W8LMCategory: Hair Shampoos

Overview

Wheat protein that locks in moisture and avocado oil that forms a protective shine barrier do the smoothing in MONDAY Haircare SMOOTH Shampoo. It is a pH-balanced, sulfate free wash for frizz-prone, curly or wavy hair.

MONDAY Haircare targets frizz from the first step of the routine, adding soft shape and shine while cleansing gently. The listing gives no directions and no detail on cleansing strength, so heavy product users may want a clarifying wash too.

Who it's for

Curly, wavy or frizzy hair that wants a gentle, sulfate free wash with some smoothing. Those with heavy buildup may need a stronger cleanser alongside.

Pros and cons

Pros
  • Sulfate and paraben free
  • Cruelty free certified
  • Suits all hair colors
Cons
  • Directions not listed
  • Not a clarifying shampoo

Performance notes

Wheat protein helps hold moisture in the hair, which is what reduces frizz. Avocado oil, rich in triglycerides, leaves a protective layer that boosts shine. A sulfate free, pH-balanced base cleans without a harsh strip.

Specifications

BrandMonday Haircare
Dimensions & fit
Item Weight0.75 pounds
Item Dimensions6.9 × 3.1 × 1.9 inches
Capacity & performance
Liquid Volume12 fl oz
Age Range DescriptionAdult
Construction & materials
Material Type FreePhthalate Free, Paraben Free
Suitable Hair ColorAll Hair Colors
Included components
Unit Count12 fl oz
Other details
Hair TypeFrizzy
Active Ingredientsvitamin_e
Item FormLiquid
Scent NameSmooth
Number Of Items1
Product BenefitsSoftening, Smoothening
Other Special Features Of The ProductNot Tested On Animals
Recommended Uses For ProductSmoothening
Item Type NameMONDAY Shampoo
Country Of PublicationChina

Frequently asked questions

What size is MONDAY SMOOTH Shampoo?

The specs list 12 fluid ounces.

Is MONDAY SMOOTH Shampoo safe for colored hair?

The specs list all hair colors. No specific color-safe claim is made.

Does MONDAY SMOOTH Shampoo suit curly hair?

Yes. MONDAY says it suits all hair types, especially curly, wavy, frizzy or hard to manage hair.