innisfree Perfect 9 Intensive Serum 50ml

innisfree Perfect 9 Intensive Serum 50ml

Efficacy100/100IrritancyHigh

Works for

Anti-aging
Niacinamide, Adenosine + 2 more
Works well
What the product description says
“Contains niacinamide and adenosine, our Perfect 9 Intensive Serum also cares for wrinkles and fine lines.”
Source: Lila Beauty

This product can help reduce and prevent fine lines and wrinkles, improve skin elasticity and firmness because it contains adenosine, niacinamide.

Keep in mind that it typically takes at least 6 weeks to notice any results because the changes that are needed to improve fine lines and elasticity happen in the deeper layers of the skin. No topical anti-aging product can “erase” wrinkles or fully reverse signs of aging.

NiacinamideKey activeEffect: HighIs proven to be effective in reducing blemishes, evening out skin tone and helping to improve lines and wrinkles. It helps the skin to repair sun damage, calm down inflammation and keep maintain good levels of moisture. The concentration of about 2% is effective for supporting the skin barrier and evening out the skin tone. Concentration of 4-6% is better for helping with acne and balancing the sebum production~1.4–1.8%
AdenosineKey activeEffect: HighMight help improve cell turnover and reduce inflammation in skin. One study shows that the ingredients might be able to help reduce dynamic wrinkles (for example, in the corners of the eyes or on the forehead)~0.25–0.5%
Beta-glucanEffect: LowHelps attract water to the upper layer of the skin, calm down inflammation and irritation, restore the barrier function and support wound healing. It can be helpful in reducing fine lines and wrinkles~0.15–0.25%
TocopherolEffect: Low, below effective dosePure form of vitamin E. Can help moisturise and protect the skin from free radicals. Often used to help stabilise other ingredients or the formula itself~0.1–0.15%
Moisturizing
Niacinamide, Dimethicone + 11 more
Works well
What the product description says
“This multi-action hydrating, brightening and firming serum leaves skin feeling smooth and velvety, without any stickiness.”
Source: Lila Beauty

This product can help improve hydration of the skin with the two types of ingredients.

The first type is called “humectants”:
these ingredients help attract water. When humectants are on the surface of the skin, they “pull in” the moisture from the outside environment, or from within deeper layers of the skin. The following ingredients in this product do the job: glycerin, butylene glycol.

This product also contains ingredients called “occlusives”. They help reduce the speed with which our skin loses moisture to the outside environment. These ingredients also help soften the upper layer of the skin, so it feels less tight and nicer to the touch. The following ingredients in this product do the job: dimethicone, squalane.

The following ingredients in this product are especially good for supporting the skin barrier and helping with the hydration level: niacinamide

NiacinamideHeroEffect: HighIs proven to be effective in reducing blemishes, evening out skin tone and helping to improve lines and wrinkles. It helps the skin to repair sun damage, calm down inflammation and keep maintain good levels of moisture. The concentration of about 2% is effective for supporting the skin barrier and evening out the skin tone. Concentration of 4-6% is better for helping with acne and balancing the sebum production~1.4–1.8%
DimethiconeKey active· Emollient, OcclusiveEffect: HighA silicone that helps to reduce water loss from the surface of the skin. Can temporarily "fill in" lines and wrinkles, absorb oil, and create a nice product finish~6.6–8.1%
CyclopentasiloxaneKey active· EmollientEffect: MediumA silicone that helps improve the product texture and spreadability. Can absorb oil creating a short-term mattifying effect on the skin~4.4–5.4%
GlycerinKey active· HumectantEffect: HighOne of the best moisturizing ingredients. Naturally present in skin. It attracts water to the upper layer of the skin working as a humectant~2–2.5%
SqualaneKey active· Emollient, OcclusiveEffect: HighAn oil naturally present in skin. Works as an emollient to soften the skin and form a protective layer on its surface without a greasy feeling.~1.3–1.6%
PantethineKey active· EmollientEffect: HighHelps to hydrate the skin by improving its barrier funciton~0.6–0.9%
AdenosineKey activeEffect: MediumMight help improve cell turnover and reduce inflammation in skin. One study shows that the ingredients might be able to help reduce dynamic wrinkles (for example, in the corners of the eyes or on the forehead)~0.25–0.5%
Beta-glucanKey activeEffect: HighHelps attract water to the upper layer of the skin, calm down inflammation and irritation, restore the barrier function and support wound healing. It can be helpful in reducing fine lines and wrinkles~0.15–0.25%
Ganoderma lucidum extractKey activeEffect: HighHelps attract water to the upper layer of the skin~0.15–0.25%
Butylene glycol· HumectantEffect: LowUsed to create a nice product texture and help delivery of other ingredients. Might be somewhat helpful in attracting water to the upper layer of the skin~3.1–3.8%
Polysilicone-11Effect: LowA silicone that forms a light film on the skin surface helping to bind water and temporarily absorb oils creating a matt and powdery feel~2.4–3%
Dextrin· HumectantEffect: LowA sugar that is used to stabilize the product formulation. Can help attract water to the upper layer of the skin~0.25–0.5%
TocopherolEffect: Low, below effective dosePure form of vitamin E. Can help moisturise and protect the skin from free radicals. Often used to help stabilise other ingredients or the formula itself~0.1–0.15%
Evens skin tone
Not advertised by the brand · Niacinamide
Works well

This product can help reduce hypepigmentation and even out the skin tone because it contains the following effective ingredients: niacinamide

Keep in mind that you would need to apply any topical skincare targetted at hypigmentation consistently for a couple of months to get a result. No topical skincare product can help get rid of hyperpigmentation (including post-acne marks and age spots) instantly.

NiacinamideKey activeEffect: HighIs proven to be effective in reducing blemishes, evening out skin tone and helping to improve lines and wrinkles. It helps the skin to repair sun damage, calm down inflammation and keep maintain good levels of moisture. The concentration of about 2% is effective for supporting the skin barrier and evening out the skin tone. Concentration of 4-6% is better for helping with acne and balancing the sebum production~1.4–1.8%
Anti-blemish
Not advertised by the brand · Niacinamide, Beta-glucan
Works well

This product can help reduce breakouts and clogged pores because it contains the following ingredient: niacinamide. This ingredient is used for treating acne and can have a noticeable effect.

NiacinamideHeroEffect: HighIs proven to be effective in reducing blemishes, evening out skin tone and helping to improve lines and wrinkles. It helps the skin to repair sun damage, calm down inflammation and keep maintain good levels of moisture. The concentration of about 2% is effective for supporting the skin barrier and evening out the skin tone. Concentration of 4-6% is better for helping with acne and balancing the sebum production~1.4–1.8%
Beta-glucanEffect: LowHelps attract water to the upper layer of the skin, calm down inflammation and irritation, restore the barrier function and support wound healing. It can be helpful in reducing fine lines and wrinkles~0.15–0.25%

Can it cause trouble?

Irritancy
5 strong irritants: Parfum, Limonene + 3 more — patch-test recommended
High risk
We flagged 13 ingredients with irritancy potential. Severity depends on your sensitivity threshold; the table lists the worst offenders first.
IngredientFunctionIrritationEst. amount
ParfumAn aromatic blend of unspecified and possibly irritating ingredientsHigh~0.35–0.65%est.
LimoneneA common frangrance that can easily irritate skin, especially if exposed to air, light or heatHigh~0.2–0.4%est.
Artemisia vulgaris extractA plant extract that might have some anti-inflammatory and anti-oxidant properties. It can be irritatingHigh~0.25–0.45%est.
Lonicera japonica flower extractA plant extract that might help neutralize free radicals in skin. Can contain volalite oils and be irritatingHigh~0.2–0.35%est.
Zanthoxylum piperitum fruit extractPlant extract that has some anti-oxidant properties. It can be irritating. Can be used to improve the product's smellHigh~0.2–0.35%est.
Taraxacum officinale rhizome/root extractA plant extract that might have some anti-oxidant propertiesHigh~0.15–0.25%est.
LinaloolA fragrance. Can be irritatingHigh~0.1–0.15%est.
1,2-hexanediolA preservativeMedium~0.7–1.05%est.
Tocopheryl acetateA more stable but less bio-available form of vitamin E compared to Tocopherol. Might help moisturize and protect the skin from free radicals, but mostly used in low concentrations to stabilize other ingredients.Medium~0.5–0.8%est.
Disodium edtaStabilizes the product formulationMedium~0.3–0.55%est.
EthylhexylglycerinA preservativeMedium~0.3–0.5%est.
Rubus idaeus fruit extractA fruit extract that might have some anti-oxidant properties but evidence of effectiveness in skin is lackingMedium~0.2–0.4%est.
Ganoderma lucidum extractHelps attract water to the upper layer of the skinMedium~0.15–0.25%est.
Comedogenic
1 ingredient rated 2 or more on the 0–5 pore-clogging scale
1 flagged
These ingredients have a comedogenic rating of 2 or more on a 0–5 scale; the table shows each one's rating. In leave-on products they can clog pores in acne-prone skin.
IngredientFunctionRatingEst. amount
Theobroma cacao extract—3/5~0.25–0.4%est.

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Ingredients

Filter by role to see what each ingredient is doing.

Water~45–55%
Formula
Irritation risk
Low

Plain old water

More about Water
Dimethicone~6.6–8.1%
Key active
Irritation risk
Low
Works for
MoisturizingMattifying

A silicone that helps to reduce water loss from the surface of the skin. Can temporarily "fill in" lines and wrinkles, absorb oil, and create a nice product finish

More about Dimethicone
Cyclopentasiloxane~4.4–5.4%
Key active
Irritation risk
Low
Works for
MoisturizingMattifying

A silicone that helps improve the product texture and spreadability. Can absorb oil creating a short-term mattifying effect on the skin

More about Cyclopentasiloxane
Butylene glycol~3.1–3.8%
Formula
Irritation risk
Low
Works for
Moisturizing

Used to create a nice product texture and help delivery of other ingredients. Might be somewhat helpful in attracting water to the upper layer of the skin

More about Butylene glycol
Polysilicone-11~2.4–3%
Formula
Irritation risk
Low
Works for
MattifyingMoisturizing

A silicone that forms a light film on the skin surface helping to bind water and temporarily absorb oils creating a matt and powdery feel

More about Polysilicone-11
Glycerin~2–2.5%
Key active
Irritation risk
Low
Works for
Moisturizing

One of the best moisturizing ingredients. Naturally present in skin. It attracts water to the upper layer of the skin working as a humectant

More about Glycerin
Glycereth-26~1.7–2%
Formula
Irritation risk
Low

Helps create a thicker product consistency

More about Glycereth-26
Niacinamide~1.4–1.8%
Hero · Moisturizing, Anti-blemish
Irritation risk
Low
Works for
Anti-agingEvens skin toneMoisturizingAnti-blemishReduces irritationAntibacterialReduces rednessAnti-inflammatory

Is proven to be effective in reducing blemishes, evening out skin tone and helping to improve lines and wrinkles. It helps the skin to repair sun damage, calm down inflammation and keep maintain good levels of moisture. The concentration of about 2% is effective for supporting the skin barrier and evening out the skin tone. Concentration of 4-6% is better for helping with acne and balancing the sebum production

More about Niacinamide
Squalane~1.3–1.6%
Key active
Irritation risk
Low
Works for
Moisturizing

An oil naturally present in skin. Works as an emollient to soften the skin and form a protective layer on its surface without a greasy feeling.

More about Squalane
1,2-hexanediol~0.7–1.05%
Irritant · medium
Irritation risk
Medium

A preservative

More about 1,2-hexanediol
Polysorbate 20~0.7–1.05%
Formula
Irritation risk
Low
Works for
Cleansing

Helps oil and water mix together

More about Polysorbate 20
Pantethine~0.6–0.9%
Key active
Irritation risk
Low
Works for
MoisturizingReduces irritationAnti-inflammatory

Helps to hydrate the skin by improving its barrier funciton

More about Pantethine
Tocopheryl acetate~0.5–0.8%
Irritant · medium
Irritation risk
Medium
Works for
Anti-oxidation

A more stable but less bio-available form of vitamin E compared to Tocopherol. Might help moisturize and protect the skin from free radicals, but mostly used in low concentrations to stabilize other ingredients.

More about Tocopheryl acetate
Ammonium acryloyldimethyltaurate/vp copolymer~0.5–0.7%
Formula
Irritation risk
Low

Increases thickness of a product. Texture enhancer for oil-in-water emulsions

More about Ammonium acryloyldimethyltaurate/vp copolymer
Polyacrylate-13~0.45–0.7%
Formula
Irritation risk
Low

Used to create a thicker product consistency and stabilize the product formulation

More about Polyacrylate-13
Polyisobutene~0.45–0.7%
Formula
Irritation risk
Low

Used to improve the product consistency

More about Polyisobutene
Parfum~0.35–0.65%
Irritant · high
Irritation risk
High

An aromatic blend of unspecified and possibly irritating ingredients

More about Parfum
Xanthan gum~0.35–0.65%
Formula
Irritation risk
Low
Works for
Cleansing

Used to create a thicker product consistency

More about Xanthan gum
Disodium edta~0.3–0.55%
Irritant · medium
Irritation risk
Medium

Stabilizes the product formulation

More about Disodium edta
Propanediol~0.3–0.6%
Formula
Irritation risk
Low

Acts as a solvent for other ingredients. Speeds up the absorption of other ingredients into the skin

More about Propanediol
Ethylhexylglycerin~0.3–0.5%
Irritant · medium
Irritation risk
Medium

A preservative

More about Ethylhexylglycerin
Adenosine~0.25–0.5%
Key active
Irritation risk
Low
Works for
Anti-agingMoisturizingAnti-oxidation

Might help improve cell turnover and reduce inflammation in skin. One study shows that the ingredients might be able to help reduce dynamic wrinkles (for example, in the corners of the eyes or on the forehead)

More about Adenosine
Sorbitan isostearate~0.25–0.5%
Formula
Irritation risk
Low
Works for
Cleansing

Helps oil and water mix together

More about Sorbitan isostearate
Limonene~0.2–0.4%
Irritant · high
Irritation risk
High

A common frangrance that can easily irritate skin, especially if exposed to air, light or heat

More about Limonene
Dextrin~0.25–0.5%
Formula
Irritation risk
Low
Works for
Moisturizing

A sugar that is used to stabilize the product formulation. Can help attract water to the upper layer of the skin

More about Dextrin
Theobroma cacao extract~0.25–0.4%
Comedogenic 3/5
Irritation risk
Low
Comedogenicity
3/5
More about Theobroma cacao extract
Artemisia vulgaris extract~0.25–0.45%
Irritant · high
Irritation risk
High
Works for
Anti-inflammatoryAnti-oxidation

A plant extract that might have some anti-inflammatory and anti-oxidant properties. It can be irritating

More about Artemisia vulgaris extract
Houttuynia cordata extract~0.2–0.4%
Formula
Rubus idaeus fruit extract~0.2–0.4%
Irritant · medium
Irritation risk
Medium
Works for
Anti-oxidation

A fruit extract that might have some anti-oxidant properties but evidence of effectiveness in skin is lacking

More about Rubus idaeus fruit extract
Prunella vulgaris leaf extract~0.2–0.4%
Formula
Lonicera japonica flower extract~0.2–0.35%
Irritant · high
Irritation risk
High
Works for
Anti-oxidation

A plant extract that might help neutralize free radicals in skin. Can contain volalite oils and be irritating

More about Lonicera japonica flower extract
Zanthoxylum piperitum fruit extract~0.2–0.35%
Irritant · high
Irritation risk
High
Works for
Anti-oxidation

Plant extract that has some anti-oxidant properties. It can be irritating. Can be used to improve the product's smell

More about Zanthoxylum piperitum fruit extract
Taraxacum officinale rhizome/root extract~0.15–0.25%
Irritant · high
Irritation risk
High
Works for
Anti-oxidation

A plant extract that might have some anti-oxidant properties

More about Taraxacum officinale rhizome/root extract
Ganoderma lucidum extract~0.15–0.25%
Key activeIrritant · medium
Irritation risk
Medium
Works for
Moisturizing

Helps attract water to the upper layer of the skin

More about Ganoderma lucidum extract
Beta-glucan~0.15–0.25%
Key active
Irritation risk
Low
Works for
MoisturizingAnti-inflammatoryReduces irritationAnti-agingAnti-blemishAnti-oxidation

Helps attract water to the upper layer of the skin, calm down inflammation and irritation, restore the barrier function and support wound healing. It can be helpful in reducing fine lines and wrinkles

More about Beta-glucan
Linalool~0.1–0.15%
Irritant · high
Irritation risk
High

A fragrance. Can be irritating

More about Linalool
Tocopherol~0.1–0.15%
Formula
Irritation risk
Low
Works for
Anti-oxidationMoisturizingAnti-inflammatoryAnti-aging

Pure form of vitamin E. Can help moisturise and protect the skin from free radicals. Often used to help stabilise other ingredients or the formula itself

More about Tocopherol
Sparassis crispa extract~0.05–0.1%
Formula
Ingredient list view

Water, Dimethicone, Cyclopentasiloxane, Butylene glycol, Polysilicone-11, Glycerin, Glycereth-26, Niacinamide, Squalane, 1,2-hexanediol, Polysorbate 20, Pantethine, Tocopheryl acetate, Ammonium acryloyldimethyltaurate/vp copolymer, Polyacrylate-13, Polyisobutene, Parfum, Xanthan gum, Disodium edta, Propanediol, Ethylhexylglycerin, Adenosine, Sorbitan isostearate, Limonene, Dextrin, Theobroma cacao extract, Artemisia vulgaris extract, Houttuynia cordata extract, Rubus idaeus fruit extract, Prunella vulgaris leaf extract, Lonicera japonica flower extract, Zanthoxylum piperitum fruit extract, Taraxacum officinale rhizome/root extract, Ganoderma lucidum extract, Beta-glucan, Linalool, Tocopherol, Sparassis crispa extract

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🇦🇺 Lila Beauty (AU)50 ml
≈ $46.00
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Worth comparing, line by line.

Match % combines shared ingredients, the first five ingredients, shared actives and hero ingredients, irritancy (lower counts in the alternative's favour), texture and body area. Only products in the same routine step are compared.

Side-by-side comparison of this product against its closest alternatives
innisfreePerfect 9 Intensive Serum 50mlYOUR PRODUCTPaula's choiceResist Ultra-Light Super Antioxidant Concentrate SerumTONYMOLYRetinol Red Callus Synergy AmpouleMamondeRed Energy Serum Ultra Repair
Match—96%93%93%
Price—$52.22$56.16$35.71
Shared key ingredients—7 of 107 of 105 of 10
Key difference—Tetrahexyldecyl AscorbateRetinolBetaine
Irritancy High Low High Medium
Drying alcohol——— Contains drying alcohol
View product Shop Shop Shop

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Product summary

"innisfree - Buy Innisfree Perfect 9 Intensive Serum in Australia - Korean Skincare and Cosmetics" is effective for: Evens skin tone, Anti-aging, Moisturizing and Anti-blemish

Ingredient callouts

  • Adenosine 0.25% - 0.50%. It is a compound that in involved in many biological processes inside the skin cells. According one high-quality clinical trial, topical Adenosine in low concentrations can somewhat help improve "deep wrinkles" - the wrinkles that appear with age in places where our faces are most dynamic (for example, on the forehead or in the corners of the eyes).
  • Humectants (glycerin 2.00% - 2.50%). These ingredients help attract water to the upper layer of the skin and improve the skin hydration.

About the brand

According to Cruelty-Free Kitty "innisfree" is cruelty free, but its parent company is not.

Price

The product retails for 66.95A$ in Australia.

For a detailed price comparison: click here.

Sources cited in this review

Every concentration estimate and effectiveness label is anchored to one of these 22 studies and safety reviews.

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innisfree Perfect 9 Intensive Serum 50ml
innisfreePerfect 9 Intensive Serum 50ml

Affiliate links · As an Amazon Associate, WIMJ earns from qualifying purchases.

As an Amazon Associate, WIMJ earns from qualifying purchases.