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Wondercurl

ACV Clarifying Shampoo

Shampoo / Everyday cleanser, balanced

  • Shampoo
  • Sulfate-free
  • Silicone-free
Size8 fl oz
Price$18seen at one store · 8 oz
Price / oz$2.25/ozat 8 oz
Where to buy1 store

Add it to your products. We’ll tell you if it’s ever recalled.

Scent:

No added fragrance, no scenting essential oils, and no declared fragrance allergens on the list.

Manufacturer page: wondercurl.com

Personal fit

Is this right for you?

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$49 with 60 days of follow-up questions and plan updates

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Upper-mid price for a shampoo

$2.25/oz at 8 oz, more than 65% of the 1544 shampoos , which mostly run $0.79–3.04/oz. The cost less.

Price and stores

Great for

no fragrance (parfum) on the label
free of strong smells
Colour-treated hairthat fades faster in a sulfate wash
Protein-sensitive hairthat stiffens when protein is added
Maximum slipfor hair that tangles the moment it is wet
Dry, thirsty hairhumectants and emollients both sit up front

Maybe skip if

Hair that needs proteinthere is none in this list
Dry or very humid airwhere heavy humectants work against you
Hard waterno chelator here to bind the minerals
If scent matters to younothing is added here
Picking it up locallywe’ve only seen it sold in one channel

How much cleansing you need depends on how fast your scalp gets oily, how much product you layer and your water. The consultation works that out.

What the formula actually does

Read from the label, not the marketing

Each row says where it comes from: F means we derived it from this product’s own ingredient list, S means it is a claim the brand makes that the formula neither confirms nor contradicts.

Cleansing strength Moderate

Removes oil and product; leaves some conditioning behind.

Expected lather Moderate

An ordinary shampoo lather.

Slip and detangling High

Conditioning agents sit high in the list, so this is a detangling formula.

Water-binding (humectants) High

Humectants near the top: binding water is one of its main jobs.

Scalp active None

No over-the-counter scalp active.

Hard-water defence None

No chelating agent in the list.

Needs detergent to remove No

Nothing here needs a detergent wash to remove.

Protein None

No protein or amino acids in the list.

Fragrance None listed

No fragrance is listed.

from the formula stated by the brand reported by reviewers Scale: 1 dot low · 5 dots high, within this product type.

Ingredients that matter

The ingredients that change a decision

The workhorse ingredients, plus anything lower down that changes a decision. The chips name what an ingredient does. They are not safety scores, and no ingredient here is rated good or bad on its own.

IngredientWhat it doesWhy it mattersChip
Aloe Vera Juice botanical extract A plant extract, there as much for marketing as for function Moisturizes
Cocamidopropyl Betaine amphoteric cleanser — Cleanses
Decyl Glucoside nonionic cleanser — Cleanses
Sodium Lauroyl Lactylate mild anionic cleanser — Cleanses
Glycerinvegetable glycerin humectant Pulls water into the hair Moisturizes
Polyquaternium-37 conditioning agent Puts conditioning back as it washes Detangles
Persea Gratissima (Avocado) Oilorganic avocado oil oil Coats and softens the strand Softens
Apple Cider Vinegar pH adjuster Fine-tunes the pH pH balancer
What the list leaves out, and what it carriesThe list carries no sulfates, silicones, or drying alcohols. No protein: a moisture formula, not a repair one.
Full ingredient list (11)

In the US, ingredients above 1% are listed from most to least. Below 1% they can appear in any order. Each note keeps three things apart: what the ingredient generally does, its role in this type of product, and what its position can tell you.

  • 1 Aloe Vera Juice
    General function

    The juice pressed from Aloe Vera. Used in place of some of the water in a formula, so it often sits high on the list.

    Leading ingredient

    Listed in the first three ingredients, it is likely a structural part of this formula.

    May suitFine or easily flattened hair

    Hydration with no oil attached, so it adds very little weight even high on a list.

    May suitVery dry or highly damaged hair

    Aloe is mostly water carrying sugars that bind more of it, which is why it turns up as the base of moisture-first formulas.

    DependsClimate-sensitive or frizz-prone hair

    A humectant follows the air: it holds water in humid conditions and can give it up in very dry ones. Climate decides what it does more than the label does.

    • botanical extract
    • humectant
  • 2 Cocamidopropyl Betaine
    General function

    A mild coconut-derived co-cleanser that boosts foam and softens the effect of stronger detergents. It appears in most shampoos, gentle or not.

    Leading ingredient

    Listed in the first three ingredients, it is likely a structural part of this formula.

    May suitDry, coarse, or high-porosity hair

    Mild cleansing leaves more surface lubrication in place on hair that dries out quickly.

    May not suitBuild-up-sensitive routines

    The mildest detergents are also the least complete: a routine that deposits films needs something stronger periodically.

    DependsVery dry or highly damaged hair

    Among the mildest detergents in use — it is what baby shampoos are built on — but it is almost always the second detergent in a formula. How much a wash strips is still decided by the primary detergent listed above it.

    Indian Journal of Dermatology
    • amphoteric cleanser
    • secondary cleanser
    • cleanser
  • 3 Decyl Glucoside
    General function

    A sugar-derived, low-foam cleanser used in gentle and curly-method shampoos.

    Leading ingredient

    Listed in the first three ingredients, it is likely a structural part of this formula.

    May suitDry, coarse, or high-porosity hair

    Mild cleansing leaves more surface lubrication in place on hair that dries out quickly.

    May suitVery dry or highly damaged hair

    A sugar-derived non-ionic detergent, among the gentlest in use. It cleanses with little foam of its own and little sebum removal.

    May not suitBuild-up-sensitive routines

    Gentle cleansing leaves water-insoluble deposits largely in place; they come off with a stronger wash, not this one.

    PubChem
    • nonionic cleanser
    • cleanser
  • 4 Sodium Lauroyl Lactylate
    General function

    A mild cleanser and emulsifier that also conditions slightly.

    Supporting ingredient

    Listed in positions 4–8, it likely makes a meaningful contribution alongside the formula's main ingredients.

    May suitCurls or waves needing flexible hold

    The detergent class most curl routines are built around: it lathers and cleanses without stripping the strand back to bare.

    May suitDry, coarse, or high-porosity hair

    A gentler detergent leaves more of the surface oil that slows water loss from coarse or porous hair.

    May suitVery dry or highly damaged hair

    Cleanses with less sebum removal than a sulfate detergent, so hair that is short of moisture keeps more of it through the wash.

    PubChem
    • mild anionic cleanser
    • emulsifier
    • cleanser
  • 5 Glycerin · vegetable glycerin
    General function

    Glycerin, also called glycerol, attracts moisture and mixes completely with water.

    Supporting ingredient

    Listed in positions 4–8, it likely makes a meaningful contribution alongside the formula's main ingredients.

    May suitDry, coarse, or high-porosity hair

    High-porosity hair loses water fast; a humectant holds some of it in place for longer than the wash itself would.

    May suitVery dry or highly damaged hair

    Binds water into the outer layers of the strand, and water is what makes dry hair flexible again rather than brittle.

    DependsClimate-sensitive or frizz-prone hair

    Water moves both ways. Measured across concentrations, glycerin solutions give water up in some conditions and take it from the air in others. What it does for you depends on how much of it is there and on the air around it.

    Scientific Reports
    • humectant
  • 6 Polyquaternium-37
    General function

    A thickening polymer that gives creams and curl products their bounce and helps them cling to the strand.

    Supporting ingredient

    Listed in positions 4–8, it likely makes a meaningful contribution alongside the formula's main ingredients.

    May suitCurls or waves needing flexible hold

    Cationic polymers hold a curl loosely and stay soft, which is why they turn up in definition products rather than firm-hold ones.

    May suitFrizz-prone, damaged, or high-friction hair

    A cationic polymer stays on the hair through rinsing, which is what keeps static and combing friction down after the wash.

    May suitMaximum-hold styling

    Film formers are what hold a style: they dry into a connected film across the strands so the shape resists movement.

    • conditioning agent
    • film former
    • polymer
    • thickener
  • 7 Persea Gratissima (Avocado) Oil · organic avocado oil
    General function

    A rich oil used in masks and heavier creams for softness on coarse or dry hair.

    Supporting ingredient

    Listed in positions 4–8, it likely makes a meaningful contribution alongside the formula's main ingredients.

    May suitDry, coarse, or high-porosity hair

    Coats the surface and slows water leaving the strand, which is usually what coarse hair that dries out fast is missing.

    May suitFrizz-prone, damaged, or high-friction hair

    A thin oil layer lowers friction between strands and flattens the raised cuticle that scatters light and catches on its neighbours.

    May not suitFine or easily flattened hair

    Near the top of a list an oil is weight before it is anything else, and fine hair shows that first at the roots.

    • oil
    • emollient
  • ▾Below about here, the order stops meaning much. These are usually used at 1% or less.
  • 8 Apple Cider Vinegar
    General function

    Dilute acetic acid from fermented apples, used to bring a rinse to an acidic pH so the cuticle lies flatter. The effect comes from the acid, not from the apples.

    Estimated lower-concentration zone

    It appears around or below the estimated 1% line, where label order no longer indicates relative amount; its role may be minor or technical.

    DependsFrizz-prone, damaged, or high-friction hair

    pH adjusters are how a formula is brought to a chosen acidity, and an acidic formula keeps the cuticle lying flatter than an alkaline one. Which way this one moves the pH depends on the formula, and the finished pH is not on the label.

    • pH adjuster
  • 9 Panthenol · dl-panthenol
    General function

    Provitamin B5. It draws in water and penetrates the strand a little, which is why it is the standard ingredient for softness and shine claims.

    Estimated lower-concentration zone

    It appears around or below the estimated 1% line, where label order no longer indicates relative amount; its role may be minor or technical.

    May suitFine or easily flattened hair

    It hydrates without adding oil or a film, which is the combination fine hair usually needs.

    May suitFrizz-prone, damaged, or high-friction hair

    Deposits a lubricating layer that makes combing easier, which is most of what stops mechanical damage adding to frizz.

    May suitVery dry or highly damaged hair

    A humectant that also penetrates the cuticle, so it holds water inside the strand rather than only on the surface.

    PubChem
    • humectant
    • conditioning agent
    • vitamin
  • 10 Ethylhexylglycerin
    General function

    A preservative booster that also adds a little softness. Almost always paired with phenoxyethanol.

    Estimated lower-concentration zone

    It appears around or below the estimated 1% line, where label order no longer indicates relative amount; its role may be minor or technical.

    May suitFrizz-prone, damaged, or high-friction hair

    Emollients fill and smooth the surface of the strand, which lowers the friction that lifts the cuticle and reads as roughness.

    PubChem
    • preservative
    • emollient
  • 11 Phenoxyethanol
    • preservative

What the whole list adds up to

  • 3 humectants
  • 3 cleansers
  • 2 emollients
  • 2 preservatives
  • 1 botanical extract
  • 1 amphoteric cleanser
  • 1 secondary cleanser
  • 1 nonionic cleanser
  • 1 mild anionic cleanser
  • 1 emulsifier
  • 1 conditioning agent
  • 1 film former
  • 1 polymer
  • 1 thickener

Ingredient list captured 2026-09-16. Formulas change, so check the package in your hand when an ingredient matters to you.

Price · 8 oz

Seen at $18 1 store · checked Sep 16
Good value under $6 Under $0.73/oz it costs less than three-quarters of the 8 products we score as doing the same job

Priced above the products that do the same job. Stores sell it above the $6 line; products that do this job typically go for about $10 at this size.

Show the price ladder
Where we’ve seen it1 listing · 1 store

Sorted by price per ounce. Dated observations from our research, not live prices. Direct store pages, no affiliate links. We don’t sell this product.

How we work this out
  1. 8 oz is the size stores list most often; every comparison on this page is made at it. Other sizes are shown in the Sizes row and the store list.
  2. Seen at $18 is the price we have observed for the 8 oz. We need three stores before we call a price commonly seen.
  3. Good value under $6 comes from the 8 products we score as doing the same job as this one. A quarter of them cost less than $0.73/oz; at 8 oz that is $6. Under that line you are paying less than most of them.
  4. About $10 is what those same products typically cost at this size: the midpoint of their prices per ounce, scaled to 8 oz.

Formula

Formula score
9 of 10

A complete formula at an ordinary price: mid-range per ounce among shampoos, with the working systems in place.

How the score is counted
  • 5 products that do the same job cost less per ounce
  • Costs more per ounce than 65% of the 1544 shampoos we’ve priced
  • Covers 6 of the 7 things a shampoo should do
  • Masstige tier, sold at Brand website
  • A working detergent systemWhat actually removes oil and product.3 pts
  • Slip for detanglingReduces the force it takes to comb wet hair.2 pts
  • A humectantBinds water into the hair.1 pt
  • A hard-water chelatorBinds the minerals that dull hair in hard water.1 pt
  • A pH adjusterBrings the formula to the acidic pH hair prefers.1 pt
  • No detergent-dependent filmNothing that needs a clarifying wash to remove.1 pt
  • Fragrance kept out of the top eightScent as a finishing touch, not a major share.1 pt

The formula score measures completeness for the job: a weighted share of the systems this product type is usually built around that we find in this list. It does not rate how well the product works or its quality, and it never compares across product types.

Does the same job, for less

Formulas that do the same things (cleanse, condition, coat or hold) for less per ounce. Scent, texture and where you buy them can still differ.

Pura d'orLighter feel Clinically Formulated Biotin Shampoo $1.66/oz $0.59/oz less
  • Fragrance-free
  • Sulfate-free
  • Protein-free
· Close function
Function
  • Oils and butters
Also
  • Cruelty-free
  • Vegan
  • Salon tier
Compare
SheaMoistureClose function Virgin Coconut Oil Shampoo Daily Hydration $0.76/oz $1.49/oz less
  • Sulfate-free
  • Protein-free
  • Curly method
Function
  • Slip and detangling
  • Hard-water defence
Also
  • Coconut scent, not unscented
  • Drugstore tier
  • 13 oz bottle
Compare
BigenLowest cost per oz Moisture Plus Shampoo $0.75/oz $1.50/oz less
  • Sulfate-free
  • Protein-free
  • Curly method
· Close function
Function
  • Slip and detangling
  • Hard-water defence
Also
  • Drugstore tier
  • 12 oz bottle
Compare

See more alternatives in the product library

These products do a similar job. We haven’t matched them to you. Find the one that fits your hair, routine and budget

Suits every hair pattern

Final decision

Should you buy it?

A solid pick for the hair it suits
Best user

People sensitive to fragrance who want a formula with no added fragrance and a product with no scent

Biggest tradeoff

Not ideal for soft, over-stretchy hair that needs protein, very dry or very humid climates, or hard water without a chelating wash

We do not sell products or take placement fees. This page states what the formula and the prices show; the consultation is what matches it to a person.

Claims check

What the brand says, and what the formula shows

Claims are quoted from the brand. We mark a claim supported, partly supported or conflicting only when the ingredient list speaks to it. Everything else stays "stated by the brand". That isn’t a criticism: most claims can’t be checked from a label.

1
SupportedBacked by ingredients
0
Partly supportedSome supporting logic
1
Stated by brandNo clear evidence
1
Potential conflictFormula works against claim
removes mineral deposits and product residue

No chelating agent appears in the ingredient list.

—

Potential conflict

Nothing in it binds minerals.

restores shine and manageability

Conditioning agents that reduce combing force sit high in the list.

  • Polyquaternium-37
  • Panthenol
Supported

Easier detangling, less breakage.

recommended when hair needs a reset from buildup and environmental stress

This is a marketing claim; an ingredient list cannot speak to it.

—

Stated by brand

Can’t be confirmed from label.

How to read this

We look at the first 10–15 ingredients and what they do in a formula, not at the marketing. If the list doesn't speak to a claim, we don't assume.

More from Wondercurl

How this page was made

  • Everything above comes from our researched product record: identity, the ingredient list as printed, the brand's own claims, dated prices and review themes our researchers wrote in their own words. No part of this page is written by hand for one product.
  • The value band is a fixed label over two stored numbers: this product’s cost per ounce as a percentile of every product of this type we have priced, each at the size it is most often sold in, and how many products we score as doing the same job cost at least a quarter less per ounce.
  • Both scores out of ten are defined on this page. The formula score is completeness for the job, computed from a fixed per-format checklist shown beneath the gauge; the price score is cost per ounce against every product of this type we have priced.
  • The "Is this right for you?" panel reads only your own consultation answers, and it applies exactly the filters our recommendation engine applies. It is computed when you load the page and is never stored on it.
  • 3 sources consulted for this product (1 manufacturer or regulatory, 0 retailer, 2 editorial), last checked 2026-10-11.
  • Ingredient references are linked for 6 of 10 product-aware annotations on this page. Fit notes are general formulation guidance. They aren’t a verdict on the finished product or on you.
  • We haven’t tested this product in a lab, and we don’t physically test your hair. Formula readings come from the ingredient list. Claims about how it behaves are labelled as the brand's.
  • Ingredient order tells you relative amount only above roughly 1%. Prices are what we saw on the dates shown and can change.
  • Ingredient names link to our ingredient library, where each entry shows what it does, which product types use it, and where it usually sits on a label across everything we have researched.
  • This is cosmetic information, not medical advice, and nothing here diagnoses or treats a health condition.
  • Formula readings: derivation v23. Record last updated 2026-09-17.

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