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Head & Shoulders · Smooth & Silky

Smooth & Silky Anti-Dandruff Conditioner

Conditioner / Everyday rinse-out, detangling

  • Conditioner
  • Sulfate-free
  • Protein-free
  • Not cruelty-free · PETA-listed
Size10.9 fl oz
Price$8.97seen at one store · 10.9 oz
Price / oz$0.82/ozat 10.9 oz
Where to buy1 store

Scent:

The ingredient list declares fragrance. What it smells of is not stated, and we do not guess.

Strength: Strong

Manufacturer page: headandshoulders.com

Personal fit

Is this right for you?

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Lower cost than most conditioners

$0.82/oz at 10.9 oz — less than 78% of the 689 conditioners , which mostly run $0.91–3.10/oz. The cost less.

Price and stores

Great for

Flaking scalpsthis carries an over-the-counter active
Protein-sensitive hairthat stiffens when protein is added
Maximum slipfor hair that tangles the moment it is wet
Very dry hairno fast-drying alcohol in the list
Cuticle-smoothing pHa pH adjuster brings it to the acidic range hair prefers
A wide range of haira middle-of-the-range weight

Maybe skip if

this product carries a strong scent
Curly-method routinesthese silicones need a detergent to remove
Hair that needs proteinthere is none in this list
Very dry hairno humectant appears in the list
Non-medicated routinesthis is an over-the-counter drug as well as a cosmetic
Vegan and cruelty-freeour record does not support both claims here

Whether this much richness is right for you depends on your strand thickness, porosity, and how easily your hair flattens — that is what the consultation works 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.

Slip and detangling High

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

Oils and butters None

No oils or butters in the list.

Weight on the hair Medium

Middle of the range — noticeable on fine hair, light on coarse hair.

Water-binding (humectants) None found

No humectants found — nothing here pulls water into the hair.

Protein None

No protein or amino acids in the list.

Needs detergent to remove Yes

Water-insoluble silicones or waxes: a detergent wash is what removes them.

Hard-water defence None

No chelating agent in the list.

Fragrance Prominent

Fragrance sits in the first eight ingredients — a larger share of the formula.

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. These 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
Water solvent The base everything else is dissolved in Neutral
Stearyl Alcohol fatty alcohol Thickens and conditions — not a drying alcohol Softens
Cetyl Alcohol fatty alcohol Thickens and conditions — not a drying alcohol Softens
Stearamidopropyl Dimethylamine conditioning agent Conditions and softens — this is what makes it comb through Detangles
Glutamic Acid amino acid A trace of amino acids Protein
Dimethicone silicone A little smoothing and shine Buildup
Fragrance fragrance The scent Fragrance
Phenoxyethanol preservative Keeps the product from spoiling Stabilizes
What the list leaves out, and what it carriesNo sulfates or drying alcohols. Protein-free: this is built for moisture rather than for strengthening. Contains fragrance. The silicones here need a detergent wash to come off.
Full ingredient list (13)

US labelling rules put ingredients above 1% in descending order of amount; below 1% they may be listed in any order. Annotations keep three readings separate: the ingredient's general function, its role in this product type, and what its position can support.

  • 1 Water
    General function

    The base of almost every rinse-off and cream hair product. It carries everything else and is normally the first ingredient on the label.

    Leading ingredient

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

    • solvent
  • 2 Stearyl Alcohol
    General function

    A fatty alcohol that thickens conditioners and helps them coat the hair evenly.

    Leading ingredient

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

    May suitDry, coarse, or high-porosity hair

    The waxy solid that gives a conditioner its body. It deposits a soft lubricating layer, which is most of what makes hair feel smooth after rinsing.

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

    Deposits with the cationic conditioners and helps them lie flat along the strand, which is where the detangling actually comes from.

    DependsFine or easily flattened hair

    Near the top of a conditioner it is doing most of the conditioning, and most of the weighting, at the same time.

    PubChem
    • fatty alcohol
    • emollient
    • thickener
  • 3 Cetyl Alcohol
    General function

    A fatty alcohol used to thicken creams and add slip. It softens rather than dries.

    Leading ingredient

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

    May suitDry, coarse, or high-porosity hair

    The waxy solid that gives a conditioner its body. It deposits a soft lubricating layer, which is most of what makes hair feel smooth after rinsing.

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

    Deposits with the cationic conditioners and helps them lie flat along the strand, which is where the detangling actually comes from.

    DependsFine or easily flattened hair

    Near the top of a conditioner it is doing most of the conditioning, and most of the weighting, at the same time.

    PubChem
    • fatty alcohol
    • emollient
    • thickener
  • 4 Stearamidopropyl Dimethylamine
    General function

    A gentle conditioning agent activated by the acid in the formula. It smooths the cuticle without much build-up.

    Supporting ingredient

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

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

    A cationic conditioning agent: it binds to the damaged, negatively charged parts of the cuticle and lowers combing friction there.

    May suitVery dry or highly damaged hair

    The class that does the detangling in a conditioner. It deposits lubrication where the cuticle is worn.

    DependsBuild-up-sensitive routines

    Substantive by design. A routine with no detergent wash gives it nothing to leave with.

    PubChem
    • conditioning agent
  • Below about this point, order stops being meaningful — these are typically used at 1% or less.
  • 5 Glutamic Acid
    General function

    An amino acid used for moisture binding and to bring the formula to an acidic pH.

    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 suitVery dry or highly damaged hair

    Amino acids are the smallest protein fraction and bind water as well, so they add far less stiffness than a hydrolysed protein does.

    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.

    DependsProtein-sensitive hair

    The lightest option in the protein family, but still protein — worth watching if protein reliably stiffens your hair.

    PubChem
    • amino acid
    • pH adjuster
  • 6 Dimethicone
    General function

    The most common conditioning silicone. It coats the strand for shine, slip, and frizz control, and needs a detergent (not just water) to wash out.

    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 suitClimate-sensitive or frizz-prone hair

    A surface film slows how quickly humidity reaches the cortex, which is what limits swelling-driven frizz in damp air.

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

    Lays a smooth film along the cuticle, which lowers combing friction and flattens the surface irregularities that read as frizz.

    • silicone
    • emollient
    • conditioning agent
  • 7 Fragrance
    General function

    An undisclosed blend of scent ingredients. Regulations let it stay unlisted, so a fragrance-free product is the only way to be certain what is not in it.

    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 not suitFragrance-sensitive routines

    Declared fragrance. On a fragrance-sensitive routine this is the line that decides it, wherever it sits on the label.

    • fragrance
    • declared fragrance
  • 8 Phenoxyethanol
    General function

    The most common modern preservative; it keeps the product free of bacteria and mould. It sits well below 1% of the formula.

    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.

    PubChem
    • preservative
  • 9 Benzyl Alcohol
    • preservative
    • solvent
  • 10 Citric Acid
    General function

    Used to bring the product to a slightly acidic pH, which helps the cuticle lie flat. It is almost always near the end of the list.

    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 suitBuild-up-sensitive routines

    Holds hard-water minerals in solution so they rinse away instead of depositing on the hair.

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

    The acid side of pH adjustment, and the reason it matters is measured: alkaline formulas raise the fibre's surface negative charge, increase friction between strands and lift the scales, while lower-pH ones do the reverse.

    May suitGray, silver, or brass-prone hair

    Where a warm cast comes from water minerals rather than from the hair itself, holding those metals in solution is what removes it.

    International Journal of Trichology
    • pH adjuster
    • hard-water chelator
  • 11 Sodium Chloride
    • salt
    • thickener
  • 12 Methylchloroisothiazolinone
    • isothiazolinone
    • preservative
  • 13 Methylisothiazolinone
    • isothiazolinone
    • preservative

What the whole list adds up to

  • 4 preservatives
  • 3 emollients
  • 3 thickeners
  • 2 solvents
  • 2 fatty alcohols
  • 2 pH adjusters
  • 2 isothiazolinones
  • 1 conditioning agent
  • 1 amino acid
  • 1 silicone
  • 1 conditioning agent
  • 1 fragrance
  • 1 declared fragrance
  • 1 hard-water chelator

Drug facts actives

  • pyrithione zinc 0.5%

This product is an over-the-counter drug as well as a cosmetic. It treats a cosmetic scalp condition; it does not diagnose or treat disease.

Ingredient list captured 2026-08-21. Formulas change — check the package in your hand when an ingredient matters to you.

Price · 10.9 oz

Seen at $8.97 1 store · checked Aug 21
Good value under $7 Under $0.66/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 $7 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
  • Amazon
    $8.97
    10.9 oz · $0.82/oz
    Aug 21Lowest per oz

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. 10.9 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 $8.97 is the price we have observed for the 10.9 oz. We need three stores before we call a price commonly seen.
  3. Good value under $7 comes from the 8 products we score as doing the same job as this one. A quarter of them cost less than $0.66/oz; at 10.9 oz that is $7. 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 10.9 oz.

Formula

Formula score
8 of 10

This formula covers the systems a conditioner is built around, and it costs less per ounce than most of the conditioners we have researched.

How the score is counted
  • Costs less per ounce than 78% of the 689 conditioners we’ve priced
  • Covers 4 of the 6 things a conditioner should do
  • Reviewers mention 2 things they like about how it performs
  • Drugstore tier, sold at Grocery / mass and Amazon
  • Conditioning agents up frontWhat makes wet hair comb through.3 pts
  • Oils or butters in the working zoneSoftens the strand rather than just coating it.2 pts
  • Slip for detanglingReduces the force it takes to comb wet hair.2 pts
  • A humectantBinds water into the hair.1 pt
  • A pH adjusterBrings the formula to the acidic pH hair prefers.1 pt
  • Fragrance kept out of the top eightScent as a finishing touch, not a major share.1 pt

The formula score is completeness for the job: the share of the systems this product type is normally built around that we can find in this list, weighted. It is not efficacy, not quality, and it never compares across product types.

Does the same job

Same derived functions — what it cleans, conditions, coats or holds — at a lower cost per ounce. Scent, texture and where you buy it can still differ.

NioxinSame function Scalp Optimizing Conditioner $2.33/oz $1.51/oz more
  • Protein-free
  • Alcohol-free
  • Medium weight
Differs
  • Masstige tier
  • 6.7 oz bottle
Compare
Head & ShouldersLowest cost per oz Head Shoulders Coconut Anti-Dandruff Conditioner $1.13/oz $0.31/oz more
  • Protein-free
  • Alcohol-free
  • Medium weight
· Same function Compare
MielleSame function Lavender Lychee Scalp Soothing Conditioner $1.21/oz $0.39/oz more
  • Scalp active
  • Protein-free
  • Alcohol-free
Differs
  • Masstige tier
  • 12 oz bottle
Compare

See more alternatives in the product library

These are functional neighbours, not personal recommendations — they are close on formula, not chosen for anyone. Get 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

Flaking scalps, looking for an over-the-counter scalp active and a protein-free formula

Biggest tradeoff

Worth skipping for anyone sensitive to fragrance, curly-method routines, or soft, over-stretchy hair that needs protein

Best alternative if not

Nothing in our library matches it closely at a lower price.

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, against what the formula shows

Claims are quoted from the brand. We only mark one supported, partly supported, or conflicting when the ingredient list actually speaks to it; everything else stays "stated by the brand", which is not a criticism — most claims simply cannot be read off a label.

1
SupportedBacked by ingredients
0
Partly supportedSome supporting logic
1
Stated by brandNo clear evidence
0
Potential conflictFormula works against claim
Up to 100% dandruff protection with regular use

A brand-run study. We report it as stated and do not repeat the number as fact.

Stated by brand

Only the brand’s testing shows this.

Leaves hair shiny and free of frizz for 24 hours

Silicones or film formers smooth the cuticle, which is the usual mechanism.

  • Dimethicone
Supported

Smoother strands, less frizz.

How to read this

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

Reviewers

What people report

Recurring themes our researchers wrote in their own words from sourced reviews. We do not store or scrape star ratings.

Reduces flaking effectively when paired with matching H&S shampoo

dandruff-prone reviewers

Leaves hair soft and detangled without heavy buildup

Medicated scent noted as strong by some users

Some reviewers with fine hair report slight weigh-down with daily use

fine-hair reviewers

More from Head & Shoulders

How this page was made

  • Everything above is generated from our researched product record — identity, the ingredient list as printed, the brand's own claims, dated price observations, and review themes written in our researchers' own words. No part of this page is written per 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.
  • 4 sources consulted for this product (4 manufacturer or regulatory, 0 retailer, 0 editorial), last checked 2026-08-25.
  • Ingredient references are linked for 5 of 7 product-aware annotations on this page. Fit notes are conditional formulation guidance, not a conclusion about the finished product or about you.
  • We have not tested this product in a lab and we do not physically test your hair. Formula readings come from the ingredient list; behaviour claims are labelled as the brand's.
  • Ingredient order tells you relative amount only above roughly 1%. Prices are observations on the dates shown and change without notice.
  • 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 v22. Record last updated 2026-08-25.