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Side by side

Acure Bonding Leave-In Conditioner vs Biolage Ultra Hydra Source Leave-In Cream

83% function match · 7 of the 10 functions we compared match Formula overlap 25%. Acure Bonding Leave-In Conditioner and Biolage Ultra Hydra Source Leave-In Cream share 2 ingredients among each other's most prominent.

Based on your consultation

Which of these fits your hair?

We check your pattern, moisture need, scalp, fragrance tolerance, weight sensitivity and more against each formula — and say which one lines up.

Your profile at a glance

  • Your answers appear here
  • Your answers appear here
  • Your answers appear here
  • Your answers appear here

When each one is the right call

What each formula is built for, from its own ingredient list.

  • Bonding Leave-In Conditioner — fragrance-free
  • Ultra Hydra Source Leave-In Cream — protein-sensitive hair

Side by side

Every trait, aligned

One row per trait, read from each product’s own ingredient list and record. A dash means we have not researched that field for that product — it is not a “no”.

Trait
Acure

Bonding Leave-In Conditioner

  • Leave-in
  • Drugstore
  • Sulfate-free
  • Silicone-free
Biolage Ultra Hydra Source Leave-In Cream — 6.8 oz container Biolage

Ultra Hydra Source Leave-In Cream

  • Leave-in
  • Sulfate-free
  • Silicone-free
Price, size & price per ounce
$7.99 5 oz · $1.60/oz
$27–34 6.8 oz · $3.97/oz
Value / price positioning
Priced with its peers $$$$$ Drugstore tier · costs less than 63% of the 481 leave-ins we’ve priced
Upper-mid price for a leave-in $$$$$ costs more than 63% of the 481 leave-ins we’ve priced
Best for hair types
All types Nothing in the formula or the claims narrows this to one pattern. Your hair
All types Nothing in the formula or the claims narrows this to one pattern. Your hair
Moisture level Same
High Humectants near the top — water-binding is a headline mechanism here. Your hair
High Humectants near the top — water-binding is a headline mechanism here. Your hair
Oils and butters Differs
High Butters near the top: a heavy, softening formula. Your hair
Moderate Oils sit high in the list — a softening, coating formula. Your hair
Slip / detangling Same
High Conditioning agents sit high in the list — this is a detangling formula. Your hair
High Conditioning agents sit high in the list — this is a detangling formula. Your hair
Weight on hair Same
Medium Middle of the range — noticeable on fine hair, light on coarse hair. Your hair
Medium Middle of the range — noticeable on fine hair, light on coarse hair. Your hair
Fragrance
None listed No fragrance is listed. Your hair
Present Fragrance is listed; it sits below the working ingredients. Your hair
Protein Differs
Minor Protein appears, low enough to be a supporting ingredient. Your hair
None No protein or amino acids in the list. Your hair
Silicone / wax buildup Same
None Nothing here needs a detergent wash to remove. Your hair
None Nothing here needs a detergent wash to remove. Your hair
Clarifying wash needed
Low Your hair
Low Your hair
Formula completeness
out of 10
Complete for its job
out of 10
Complete for its job
Who should choose this
  • Fragrance-freeno fragrance (parfum) on the label — scented
  • Maximum slipfor hair that tangles the moment it is wet
  • Dry, thirsty hairhumectants and emollients both sit up front
  • Curly-method routinesno sulfates and no water-insoluble silicones
  • 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
  • Curly-method routinesno sulfates and no water-insoluble silicones
Why you might skip it
  • Scents bother youthis product carries a scent
  • Very dry or damaged hairit contains fast-drying alcohol
  • Dry or very humid airwhere heavy humectants work against you
  • Scents bother youthis product carries a scent
  • Very dry or damaged hairit contains fast-drying alcohol
  • Hair that needs proteinthere is none in this list
from the formula stated by the brand reported by reviewers Scale: 1 dot low · 5 dots high, within this product type.
More facts about each one
Type
Leave-inspray
Leave-incream
Where to buy
Brand website
Salons · Brand website
Free of
  • sulfate-free
  • silicone-free
  • fragrance-free
  • curly-method compatible
  • sulfate-free
  • silicone-free
  • protein-free
  • curly-method compatible
Vegan
Vegan · label states
—
Cruelty-free
Cruelty-free · label states
—
Scent
—
Scented, not described

Facts as we recorded them. A dash means we have not researched that field for that product — it is not a "no".

The bottom line

The bottom line depends on your hair

Which of these two suits you is a question about your hair, not about them. The consultation answers it — and tells you what your routine needs around it.

Take the consultation

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The detail behind the table

Where the readings above come from: the ingredient lists themselves, each brand’s claims checked against them, what owners report, and cost per ounce in context.

Shared and distinct ingredients

Shared and distinct ingredients

Computed from the ingredient lists as printed. "Shared" means both lists carry it; where it sits on each label is stated, because position is what tells you how much.

What both formulas carry

IngredientBonding Leave-In ConditionerUltra Hydra Source Leave-In Cream
Water
Neutral
#1Leading
#1Leading
Aloe Barbadensis Leaf Juice
Moisturizes
#2Leading
#16Below the 1% line
Glycerin
Moisturizes
#3Leading
#3Leading

What only one of them carries

Bonding Leave-In Conditioner

Ultra Hydra Source Leave-In Cream

Full ingredient list — Bonding Leave-In Conditioner (45)
Full ingredient list — Ultra Hydra Source Leave-In Cream (38)

Claims check

What each brand says, against what each formula shows

Claims are quoted from each brand. We only mark one supported, partly supported, or conflicting when that product’s ingredient list actually speaks to it.

VerdictsBonding Leave-In ConditionerUltra Hydra Source Leave-In Cream
Supported
3
2
Partly supported
0
0
Stated by brand
3
1
Potential conflict
0
0

Bonding Leave-In Conditioner

  • 100% VeganStated by brandOnly the brand’s testing shows this.
  • Cruelty-freeSupportedMatches our researched record.
  • Paraben-freeSupportedPreserved without parabens.
  • Sulfate-freeSupportedGentler on colour and coils.
  • Climate Neutral CertifiedStated by brandCan’t be confirmed from label.
  • Clinically Tested IngredientsStated by brandOnly the brand’s testing shows this.

Ultra Hydra Source Leave-In Cream

  • Instantly renews moisture for healthy looking hairSupportedHelps hair feel hydrated.
  • Detangles and controls static for less frizzSupportedEasier detangling, less breakage.
  • Controls flyawaysStated by brandMay help, but not a primary focus.

What owners say

What people report

Recurring themes our researchers wrote in their own words from sourced reviews. We do not store or scrape star ratings, and we never balance one product’s themes against another’s by inventing them.

Both praised for slip. Biolage Ultra Hydra Source Leave-In Cream draws complaints about dryness and weight.

Bonding Leave-In Conditioner

With repeated use several reviewers report their hair breaking less and feeling stronger and healthier over time, beyond just a temporary smoothing effect.

reviewers using the product regularly over multiple washes

Reviewers say it detangles and smooths frizz, leaving hair easier to brush and visibly less flyaway.

general reviewers, including one with thick, tangle-prone hair

Several reviewers say the spray nozzle dispenses a hard, imprecise stream rather than a fine mist, and describe adapting by spraying into their palms first or spraying from farther away.

general reviewers commenting on the bottle's spray mechanism

Reviewers with fine or thin hair say the formula is light enough not to weigh hair down, though a couple caution that using more than a small amount can make thin hair feel greasy.

reviewers with fine, thin, or postpartum-thinning hair

Ultra Hydra Source Leave-In Cream

Moisturizes and softens very dry hair

Ulta exact-product written reviewers

A little goes a long way and detangles

Ulta exact-product written reviewers

Some report crunchy, dry, heavy or greasy feel; cap packaging complaints

Ulta exact-product written reviewers

Price check

Cost per ounce, in context

Cost per ounce against every product of this type we have priced, each at the size it is most often sold in. Value labels are computed from that percentile and from how many products that do the same job cost less; they are comparisons, not judgements about a brand.

$1.60/oz vs $3.97/oz — Biolage Ultra Hydra Source Leave-In Cream costs about 2.5× more per ounce than Acure Bonding Leave-In Conditioner.

$0.01/oz median $2.17/oz $76.00/oz $1.60/oz Bonding Leave-In Condition $3.97/oz Ultra Hydra Source Leave-I

Every mark sits on one distribution because these are compared against the same set: 481 leave-ins with a computable unit price.

Value readBonding Leave-In ConditionerUltra Hydra Source Leave-In Cream
Label
Priced with its peersSits in the middle of the range for leave-ins per ounce.
Upper-mid price for a leave-inSits in the middle of the range for leave-ins per ounce.

Computed from cost per ounce against every product of this type we have priced, and from how many products that do the same job cost less. It is a comparison, not a judgement about the brand.

Compare with something else

Close formulas to each of these, as their own comparison pages.

Bonding Leave-In Conditioner vs Knots Be Gone Hair DetanglerAlikay Naturals · 92% function matchUltra Hydra Source Leave-In Cream vs A Curl Can Dream Moisturizing CreamMatrix · 100% function matchBonding Leave-In Conditioner vs Frizz Free + Shea Butter Hair Styling Leave-In Conditioning MistMaui Moisture · 88% function matchUltra Hydra Source Leave-In Cream vs Frizz Free + Shea Butter Hair Styling Leave-In Conditioning MistMaui Moisture · 95% function matchBonding Leave-In Conditioner vs Green Apple & Aloe Nutrition Leave-In ConditionerTaliah Waajid · 86% function matchUltra Hydra Source Leave-In Cream vs Leave-In DecadenceDevaCurl · 95% function matchBonding Leave-In Conditioner vs African Chebe Anti-Breakage Moisturizing Leave-In ConditionerDesign Essentials · 86% function matchUltra Hydra Source Leave-In Cream vs Texture Series Twist Tamer Leave-In ConditionerHask · 90% function match

Bonding Leave-In Conditioner · Ultra Hydra Source Leave-In Cream · All leave-ins in the library

How this page was made

  • This page is assembled from the same researched records the individual product pages render: identity, each ingredient list as printed, each brand's own claims, dated price observations, and review themes written in our researchers' own words. Nothing on it is written per comparison.
  • We do not rank these against each other. Which of them suits you depends on your hair, and that is what the consultation works out.
  • The formula similarity percentage is a stored, precomputed number: position-weighted overlap of the two ingredient lists blended with agreement on the attributes we derive. It measures how alike two formulas are, not how well either works.
  • 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.
  • 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.
  • 8 sources were consulted across the products on this page.
  • Ingredient order tells you relative amount only above roughly 1%. Prices are observations on the dates shown and change without notice. We do not sell these products and take no placement fees.
  • This is cosmetic information, not medical advice, and nothing here diagnoses or treats a health condition.

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