Skip to main content

Side by side

BioSilk Silk Therapy Original vs Kenra Platinum Color Charge Spray Serum

95% function match · 8 of the 9 functions we compared match Formula overlap 0%. BioSilk Silk Therapy Original and Kenra Platinum Color Charge Spray Serum share no ingredient among each other's most prominent — which does not stop them doing the same job.

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.

  • Silk Therapy Original — protein-hungry hair
  • Color Charge Spray Serum — dry, thirsty 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
BioSilk Silk Therapy Original — 2.26 oz container BioSilk

Silk Therapy Original

  • Finisher
  • Masstige
  • Sulfate-free
  • Moisture-rich
Kenra Platinum Color Charge Spray Serum — 6.5 oz container Kenra Platinum

Color Charge Spray Serum

  • Finisher
  • Masstige
  • Moisture-rich
Price, size & price per ounce
$13–15 2.26 oz · $6.32/oz
$24 6.7 oz · $3.94/oz

Compared at different sizes — 6.7 oz against 2.26 oz. Per-ounce prices favour the larger bottle.

Value / price positioning
Priced with its peers $$$$$ Masstige tier · costs less than 62% of the 79 serums we’ve priced
Upper-mid price for a shine spray $$$$$ Masstige tier · costs more than 50% of the 65 shine sprays 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
Shine system Same
High A silicone or oil blend does the shine work here. Your hair
High A silicone or oil blend does the shine work here. Your hair
Slip / detangling
High Conditioning agents sit high in the list — this is a detangling formula. Your hair
Some Some slip, mostly from esters or silicones rather than conditioners. Your hair
Weight on hair
Medium Middle of the range — noticeable on fine hair, light on coarse hair. Your hair
—
Fragrance
Prominent Fragrance sits in the first eight ingredients — a larger share of the formula. Your hair
Prominent Fragrance sits in the first eight ingredients — a larger share of the formula. Your hair
Protein
Prominent Protein high in the list — a strengthening formula, not a moisture one. Your hair
—
Silicone / wax buildup Same
High Water-insoluble silicones or waxes: a detergent wash is what removes them. Your hair
High Water-insoluble silicones or waxes: a detergent wash is what removes them. Your hair
Clarifying wash needed
Moderate Your hair
Moderate Your hair
Oils and butters Same
None No oils or butters in the list. Your hair
None No oils or butters in the list. Your hair
Fast-drying alcohol Differs
Present Fast-drying alcohol is present — it speeds drying and can read dry on the hair. Your hair
High in the list Fast-drying alcohol in the first three ingredients. Your hair
Formula completeness
out of 10
Complete for its job
out of 10
Covers the core
Who should choose this
  • Protein-hungry hairthat stretches and stays stretched when wet
  • Maximum slipfor hair that tangles the moment it is wet
  • Dry, thirsty hairhumectants and emollients both sit up front
  • Dull-looking haira recognised shine system is present
  • Dry, thirsty hairhumectants and emollients both sit up front
  • Dull-looking haira recognised shine system is present
Why you might skip it
  • Scents bother youthis product carries a scent
  • Curly-method routinesthese silicones need a detergent to remove
  • Protein-sensitive hairthat goes stiff or straw-like on protein
  • Scents bother youthis product carries a scent
  • Curly-method routinesthese silicones need a detergent to remove
  • Very dry or damaged hairit contains fast-drying alcohol
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
Finisherserum
Finisherspray
Where to buy
CHI Haircare · Ulta
Salons · Brand website
Free of
  • sulfate-free
—
Cruelty-free
—
Cruelty-free · PETA-listed
Scent
Scented, not described
Scented, not described
Finish
shine
—
How often
as needed
—

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

$49.00 once, for your consultation and hair profile. No subscription, no required purchases.

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

IngredientSilk Therapy OriginalColor Charge Spray Serum
Alcohol Denat.
Drying
#4Supporting
#3Leading
Fragrance
Fragrance
#7Below the 1% line
#8Below the 1% line
Benzyl Benzoate
Fragrance
#9Below the 1% line
#11Below the 1% line
Citronellol
Fragrance
#10Below the 1% line
#13Below the 1% line

What only one of them carries

Silk Therapy Original

Color Charge Spray Serum

Full ingredient list — Silk Therapy Original (15)
Full ingredient list — Color Charge Spray Serum (18)

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.

VerdictsSilk Therapy OriginalColor Charge Spray Serum
Supported
3
0
Partly supported
0
0
Stated by brand
2
4
Potential conflict
0
0

Silk Therapy Original

  • smooths and protectsSupportedSmoother strands, less frizz.
  • all hair typesStated by brandSee the fit panel instead.
  • helps prevent split endsSupportedReinforces a damaged strand.
  • adds shineSupportedReflects light for visible shine.
  • leave-in replenishing treatmentStated by brandCan’t be confirmed from label.

Color Charge Spray Serum

  • Ultimate protection against environmental stressors & heat up to 450°F (232°C)Stated by brandOnly lab testing can show this.
  • Enriched with Fade-Fighting Technology that retains color pigments inside the cuticle for long-lasting shineStated by brandCan’t be confirmed from label.
  • Formulated without added sulfates, parabens, or sodium chlorideStated by brandCan’t be confirmed from label.
  • Suitable for all hair types and colorsStated by brandSee the fit panel instead.

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 hold. Kenra Platinum Color Charge Spray Serum draws complaints about residue or cast.

Silk Therapy Original

A very curly-haired customer uses it daily and says it controls frizz very well.

A customer who applies a few drops after drying says the formula lasts a long time and receives compliments on its scent.

A long-time user says a nickel-sized amount on damp or dry hair makes dry hair soft and shiny, while a little goes a long way.

A reviewer says it works well for thick curly hair after drying but leaves their straight thin hair looking oily and limp.

Color Charge Spray Serum

Many reviewers say it noticeably slows color fade on freshly colored or vivid shades like red

customers who color-treat their hair, including bright/fashion colors

Several reviewers note a little goes a long way, making one bottle last a long time

repeat Kenra customers commenting on value

A recurring complaint is that it weighs fine hair down and leaves a sticky or filmy residue instead of a light finish

reviewers with fine or fine-wavy hair

The scent is the most polarizing thing about the product — a large share of reviewers love it and an almost equally vocal group say it smells bad or medicinal

reviewers across both the top-rated and lowest-rated review pages

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.

$3.94/oz vs $6.32/oz — BioSilk Silk Therapy Original costs about 1.6× more per ounce than Kenra Platinum Color Charge Spray Serum.

Silk Therapy Original

Against 79 serums with a computable unit price.

Color Charge Spray Serum

Against 65 shine sprays with a computable unit price.

Value readSilk Therapy OriginalColor Charge Spray Serum
Label
Priced with its peersSits in the middle of the range for serums per ounce.
Upper-mid price for a shine spraySits in the middle of the range for shine sprays 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.

Silk Therapy Original vs Blowout Defense SprayTricoci · 99% function matchColor Charge Spray Serum vs Shine SerumSachajuan · 95% function matchSilk Therapy Original vs Shiny Silver Ultra Shine SprayOne 'n Only · 94% function matchColor Charge Spray Serum vs Extra Mist-ical Shine SprayColor Wow · 95% function matchSilk Therapy Original vs Seal The Deal Split End Mender LotionSexy Hair · 90% function matchColor Charge Spray Serum vs Headrush Fragrance & Shine Finishing SprayBed Head · 95% function matchSilk Therapy Original vs Mekabu Hydrating Shine SerumMasami · 89% function matchColor Charge Spray Serum vs Headrush Shine Hair SprayBed Head · 95% function match

Silk Therapy Original · Color Charge Spray Serum · All serums 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.

Still unsure? Take your consultation or browse more products.

Your personalized hair plan

Tell us what’s going on with your hair, see what we understand, and get a plan built around it — with the reason behind every recommendation.

Free to start · $49.00 for your consultation and hair profile · No subscription · Nothing you must buy

Start your consultation