Silkening Shine Serum
Finisher / Serum, glossing
- Finisher
- serum
- Sulfate-free
- Protein-free
Add it to your products. We’ll tell you if it’s ever recalled.
Scent:
The ingredient list declares fragrance. What it smells of is not stated, and we do not guess.
Manufacturer page: bigen-usa.com
Personal fit
Is this right for you?
Complete the consultation to see how well this product fits your hair and your goals. With 6,000+ products in our library, we can match you to the right ones.
- About 20 minutes, and your answers save as you go.
- Every product matched against your hair across the 22 factors we check.
- A personalized routine built around your schedule, styling habits, and local weather.
- Find products that do the same job at a lower cost.
- Your goals, scalp, damage history, water, budget, and scent preferences all shape your plan.
$49 with 60 days of follow-up questions and plan updates
$99 with 12 months. Pay once; the year renews only if you choose.
Show all 22 factors we check
The rest of what your plan weighs on this product.
The consultation builds your hair profile, checks every factor in this table against it, and tells you where this product fits or what to use instead.
Start your consultation$49 once, with 60 days of follow-up questions and plan updates. Nothing renews, and you never have to buy a product.
Your avoid-list
Lower cost than most serums
$2.57/oz at 3.3 oz, less than 85% of the 136 serums , which mostly run $3.94–14.80/oz.
Great for
Maybe skip if
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.
A silicone or oil blend does the shine work here.
Heavy butters and waxes in the first eight ingredients.
Butters near the top: a heavy, softening formula.
Water-insoluble silicones or waxes: a detergent wash is what removes them.
No fast-drying alcohol in the list.
Fragrance is listed; it sits below the working ingredients.
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.
| Ingredient | What it does | Why it matters | Chip |
|---|---|---|---|
| Isopropyl Myristate | light ester | Light slip without much weight | Shine |
| Dimethicone | silicone | The shine system | Buildup |
| Dimethiconol | silicone | The shine system | Buildup |
| Cocos Nucifera (Coconut) Oil | oil | The shine and softening system | Shine |
| Argania Spinosa Kernel Oil | oil | The shine and softening system | Shine |
| Butyrospermum Parkii (Shea) Butter | butter | The heavy softener that makes it rich | Heavy |
| Phenyltrimethicone | silicone | The shine system | Buildup |
| Phenoxyethanol | preservative | Keeps the product from spoiling | Stabilizes |
| Amodimethicone | silicone | A little shine | Buildup |
| Fragrance | fragrance | The scent | Fragrance |
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
Isopropyl Myristate
General function
A very light ester that makes products glide and disappear quickly on the hair.
Leading ingredientListed in the first three ingredients, it is likely a structural part of this formula.
PubChemMay suitFine or easily flattened hairA light emollient: it softens the surface with noticeably less weight than an oil or a butter.
May suitFrizz-prone, damaged, or high-friction hairSpreads thin and lowers friction between strands without the heaviness of a fixed oil.
- light ester
- emollient
-
2
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.
Leading ingredientListed in the first three ingredients, it is likely a structural part of this formula.
May suitClimate-sensitive or frizz-prone hairA 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 hairLays a smooth film along the cuticle, which lowers combing friction and flattens the surface irregularities that read as frizz.
May not suitBuild-up-sensitive routinesDimethicone does not disperse in water. On a routine that skips detergent it stays on the hair and accumulates wash after wash.
- silicone
- emollient
- conditioning agent
-
3
Dimethiconol
General function
A high-shine silicone often paired with dimethicone for a smoother, glossier finish.
Leading ingredientListed in the first three ingredients, it is likely a structural part of this formula.
PubChemMay suitClimate-sensitive or frizz-prone hairA 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 hairLays a smooth film along the cuticle, which lowers combing friction and flattens the surface irregularities that read as frizz.
May not suitBuild-up-sensitive routinesDimethicone does not disperse in water. On a routine that skips detergent it stays on the hair and accumulates wash after wash.
- silicone
- emollient
-
4
Cocos Nucifera (Coconut) Oil
General function
One of the few oils small enough to move into the strand, which is why it is used for pre-wash treatments. It can feel heavy or stiff on protein-sensitive hair.
Supporting ingredientListed in positions 4–8, it likely makes a meaningful contribution alongside the formula's main ingredients.
International Journal of TrichologyMay suitDry, coarse, or high-porosity hairBecause it penetrates rather than sits on top, it works on hair that loses water through a worn cuticle instead of only slowing evaporation from the surface the way a non-penetrating oil does.
May suitFrizz-prone, damaged, or high-friction hairA thin oil layer lowers friction between strands and flattens the raised cuticle that scatters light and catches on its neighbours.
May suitVery dry or highly damaged hairThe exception to the class read: lauric acid is small and linear enough to enter the shaft rather than only coat it, and in comparison testing coconut oil was the one that reduced protein loss from washing on both undamaged and damaged hair.
- oil
- emollient
-
5
Argania Spinosa Kernel Oil
General function
Argan oil. A medium-weight oil used for shine and softness on the outside of the strand.
Supporting ingredientListed in positions 4–8, it likely makes a meaningful contribution alongside the formula's main ingredients.
May suitDry, coarse, or high-porosity hairCoats 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 hairA 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 hairNear 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
-
6
Butyrospermum Parkii (Shea) Butter
General function
A rich, solid plant butter used for heavy conditioning on coarse or dry hair. High in the list it makes a product decidedly heavy.
Supporting ingredientListed in positions 4–8, it likely makes a meaningful contribution alongside the formula's main ingredients.
May suitDry, coarse, or high-porosity hairCoarse, porous hair loses water quickly and can carry the weight; a butter slows that loss more than a thin oil does.
May suitFrizz-prone, damaged, or high-friction hairEmollients fill and smooth the surface of the strand, which lowers the friction that lifts the cuticle and reads as roughness.
May suitVery dry or highly damaged hairA solid fat melts onto the strand at body temperature and stays there, which is the heaviest surface moisture-holding a formula can offer.
- butter
- emollient
- sealant
-
7
Phenyltrimethicone
General function
A silicone. Silicones coat the strand for slip, shine and frizz control; unless the name carries PEG or PPG, removing one takes a detergent rather than water.
Supporting ingredientListed in positions 4–8, it likely makes a meaningful contribution alongside the formula's main ingredients.
- silicone
- conditioning agent
- ▾Below about here, the order stops meaning much. These are usually used at 1% or less.
-
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 zonePubChemIt appears around or below the estimated 1% line, where label order no longer indicates relative amount; its role may be minor or technical.
- preservative
-
9
Amodimethicone
General function
A silicone modified to stick where hair is damaged, so it smooths selectively instead of coating everything. It resists rinsing more than plain dimethicone.
Estimated lower-concentration zoneIt appears around or below the estimated 1% line, where label order no longer indicates relative amount; its role may be minor or technical.
International Journal of TrichologyMay suitClimate-sensitive or frizz-prone hairA 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 hairAmino-functional silicone carries a positive charge, so it binds where the cuticle is worn rather than coating evenly. Damaged areas get most of it.
May suitMaximum-hold stylingFilm formers are what hold a style: they dry into a connected film across the strands so the shape resists movement.
- silicone
- conditioning agent
- film former
-
10
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 zoneIt 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 routinesDeclared fragrance. On a fragrance-sensitive routine this is the line that decides it, wherever it sits on the label.
- fragrance
- declared fragrance
-
11
Ethylhexyl Methoxycinnamate
General function
A UV filter added to protect the product's colour and, in leave-ins, to slow colour fade.
Estimated lower-concentration zoneIt appears around or below the estimated 1% line, where label order no longer indicates relative amount; its role may be minor or technical.
PubChemMay suitGray, silver, or brass-prone hairSunlight oxidises hair pigment, and on gray, silver or lightened hair that shows up as yellowing. A UV filter on the label absorbs some of the light that drives it.
- UV filter
What the whole list adds up to
- 6 emollients
- 4 silicones
- 3 conditioning agents
- 2 oils
- 1 light ester
- 1 butter
- 1 sealant
- 1 preservative
- 1 film former
- 1 fragrance
- 1 declared fragrance
- 1 UV filter
Ingredient list captured 2026-08-27. Formulas change, so check the package in your hand when an ingredient matters to you.
Price · 3.3 oz
Usually a good value. Most stores sell it under the $28 line, and products that do this job typically go for about $36 at this size.
Show the price ladder
Where we’ve seen it3 listings · 3 stores
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Sally Beauty
$7.993.38 oz · $2.36/ozAug 27Lowest per oz
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Bigen Official Store
$7.993.3 oz · $2.42/ozAug 29
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Beautylicious
$8.993.3 oz · $2.72/ozAug 29
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
- 3.3 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.
- Seen at $7.99 is the price we have observed for the 3.3 oz. We need three stores before we call a price commonly seen.
- Good value under $28 comes from the 8 products we score as doing the same job as this one. A quarter of them cost less than $8.56/oz; at 3.3 oz that is $28. Under that line you are paying less than most of them.
- About $36 is what those same products typically cost at this size: the midpoint of their prices per ounce, scaled to 3.3 oz.
Formula
The formula covers the core of what a serum does, and it costs less per ounce than most serums in our library.
How the score is counted
- Costs less per ounce than 85% of the 136 serums we’ve priced
- No weightless carrier in the formula
- Reviewers mention 3 things they like about how it performs
- Drugstore tier, sold at Beauty supply and Brand website
- A shine systemThe silicone, oil, or ester that produces gloss.3 pts
- A weightless carrierDelivers the shine without leaving grease.2 pts
- Oils or butters in the working zoneSoftens the strand rather than just coating it.2 pts
- An antioxidantKeeps the oils in the bottle from going off.1 pt
- No drying alcohol in the first threeFast drying without leading on alcohol.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
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.
- Protein-free
- Rich
- Shine
- Function
- Also
- Protein-free
- Rich
- Shine
- Function
- Also
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
Final decision
Should you buy it?
A solid pick for the hair it suitsHair that stiffens on protein, looking for a protein-free formula and a formula with real substance
Not ideal for anyone sensitive to fragrance, curly-method routines, or oily scalps and fine hair
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.
Reviewers
What people report
Themes that come up again and again in sourced reviews, written by our researchers in their own words. We don’t store or scrape star ratings.
Leaves hair shiny, soft, manageable, not oily/greasy
Feels light and shiny
Leaves hair soft and shiny, reviewer 'in love with this product'
More from Bigen
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.
- 2 sources consulted for this product (1 manufacturer or regulatory, 1 retailer, 0 editorial), last checked 2026-08-27.
- Ingredient references are linked for 5 of 9 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 2026-08-28.
