Side by side
Redken Frizz Dismiss Instant Deflate Oil-In-Serum vs Sebastian Dark Oil Lite
12 of 12 functions match Formula overlap 76%. Redken Frizz Dismiss Instant Deflate Oil-In-Serum and Sebastian Dark Oil Lite share 2 ingredients among each other's most prominent.
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.
- Frizz Dismiss Instant Deflate Oil-In-Serum — protein-sensitive hair
- Dark Oil Lite — 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”.
- Protein-sensitive hairthat stiffens when protein is added
- Dull-looking haira recognised shine system is present
- Humid climatesthe brand claims humidity resistance
- Very dry hairno fast-drying alcohol in the list
- Protein-sensitive hairthat stiffens when protein is added
- Dull-looking haira recognised shine system is present
- Very dry hairno fast-drying alcohol in the list
- Aerosol avoidancea pump or tube, not a pressurised can
- Scents bother youthis product carries a scent
- Curly-method routinesthese silicones need a detergent to remove
- Vegan and cruelty-freeour record does not support both claims here
- Scents bother youthis product carries a scent
- Curly-method routinesthese silicones need a detergent to remove
- Vegan and cruelty-freeour record does not support both claims here
More facts about each one
- sulfate-free
- protein-free
- sulfate-free
- protein-free
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.
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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
What only one of them carries
Frizz Dismiss Instant Deflate Oil-In-Serum
Full ingredient list — Frizz Dismiss Instant Deflate Oil-In-Serum (16)
-
1
Cyclopentasiloxane
- silicone
- emollient
-
2
Dimethiconol
- silicone
- emollient
-
3
Glycine Soja (Soybean) Oil
- oil
- emollient
- Below about this point, order stops being meaningful — these are typically used at 1% or less.
-
4
Fragrance
- fragrance
- declared fragrance
-
5
Orbignya Oleifera (Babassu) Seed Oil
- oil
- emollient
-
6
Benzyl Salicylate
- fragrance
- named fragrance allergen
-
7
Benzyl Alcohol
- preservative
- solvent
-
8
Linalool
- fragrance
- named fragrance allergen
-
9
Hexyl Cinnamal
- fragrance
- named fragrance allergen
-
10
Geraniol
- fragrance
- named fragrance allergen
-
11
Amyl Cinnamal
- fragrance
- named fragrance allergen
-
12
Coumarin
- fragrance
- named fragrance allergen
-
13
Citronellol
- fragrance
- named fragrance allergen
-
14
Limonene
- fragrance
- named fragrance allergen
-
15
Benzyl Benzoate
- fragrance
- named fragrance allergen
-
16
Citric Acid
- pH adjuster
- hard-water chelator
Full ingredient list — Dark Oil Lite (13)
-
1
Cyclopentasiloxane
- silicone
- emollient
-
2
Isododecane
- solvent
- emollient
-
3
Dimethiconol
- silicone
- emollient
- Below about this point, order stops being meaningful — these are typically used at 1% or less.
-
4
Fragrance
- fragrance
- declared fragrance
-
5
Argania Spinosa Kernel Oil
- oil
- emollient
-
6
Hexyl Cinnamal
- fragrance
- named fragrance allergen
-
7
Linalyl Acetate
- fragrance
- named fragrance allergen
-
8
Coumarin
- fragrance
- named fragrance allergen
-
9
Citronellol
- fragrance
- named fragrance allergen
-
10
Linalool
- fragrance
- named fragrance allergen
-
11
Limonene
- fragrance
- named fragrance allergen
-
12
Citrus Limon (Lemon) Peel Oil
- botanical extract
- essential oil
- fragrance
- 13 Lavandula (Lavender) Oil Extract
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.
Frizz Dismiss Instant Deflate Oil-In-Serum
frizz control
SupportedSmoother strands, less frizz.humidity protection
SupportedSmoother strands, less frizz.medium to maximum volume control
Partly supportedNeutral on lift.heat protection up to 446°F
Stated by brandOnly lab testing can show this.glossy shine
SupportedReflects light for visible shine.
Dark Oil Lite
No claims recorded for this product beyond the ones above.
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 frizz control.
Frizz Dismiss Instant Deflate Oil-In-Serum
A long fine-haired reviewer with color-treated, brittle ends says one or two drops daily leave hair smoother, shinier, softer, and silkier while controlling frizz.
A thick, coarse, color-treated-haired customer says four pumps smooths frizzy waves and puffiness without weighing hair down or darkening highlights.
One reviewer found it reduced only a little frizz on naturally worn hair, though it performed better after straightening or styling and smelled good.
Dark Oil Lite
Called the best oil for fine hair; instantly absorbs and tames frizz without weighing hair down
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.
$8.57/oz vs $13.94/oz — Sebastian Dark Oil Lite costs about 1.6× more per ounce than Redken Frizz Dismiss Instant Deflate Oil-In-Serum.
Frizz Dismiss Instant Deflate Oil-In-Serum
Against 77 serums with a computable unit price.
Dark Oil Lite
Against 169 hair oils with a computable unit price.
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.
Frizz Dismiss Instant Deflate Oil-In-Serum · Dark Oil Lite · 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.
- 4 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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