SANA Soy Isoflavones Whitening & Acne Care Sunscreen SPF 40 PA++++

SANA Soy Isoflavones Whitening & Acne Care Sunscreen SPF 40 PA++++

SPF 40Efficacy60/100IrritancyLow·1 UV filter

Works for

Sun protection
SPF 40 · 1 UV filter · Broad spectrum
Weak protectionLow filter dose
SPF 40Broad spectrumMineral filtersNo white cast

This product uses a single UV filter (zinc oxide) in a relatively low concentration and might not be able to provide a reliable sun protection.

This product can be considered "reef safe" because it does not contain the UV filters (oxybenzone and octinoxate) that can be harmful to coral reefs when present in the water in high concentrations.

UV spectrum
UVB290–320 nmUVA II320–340 nmUVA I340–400 nm
Zinc Oxide
FilterCoverageWhat it doesEst. amount
Zinc Oxide Mineral UVBUVA Photo-stable A broad spectrum sunblock (protects from both UVA and UVB rays). Is suitable for most sensitive skins. In small concentrations, can be used as a colorant~3.1–3.7%
~ marks concentrations estimated from label position and typical use levels
Reef-safe
No oxybenzone or octinoxate — the two filters banned in Hawaii, Florida Keys and Aruba.
Anti-aging
Tocopherol
Not delivered
What the product description says
“Sana is a renowned Japanese skincare brand that specializes in facial anti-aging products enriched with soy isoflavones, a key ingredient known for its beneficial effects on the skin.”
Source: N/A

This product does not contain ingredients that are able to reduce fine lines and wrinkles or help with skin elasticity, but it can improve the look of the skin temporarily through moisturization. Well-moisturized skin might also be able to repair the sun damage better.

The biggest anti-aging effect in this product comes from sun protection. Sun damage is the main factor causing early signs of skin aging. We, however, do not recommend using this product as a sunscreen because the protection it offers is not strong enough).

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~0.5–0.75%
Evens skin tone
Side benefit · Stearyl glycyrrhetinate
May help

The following ingredient (ingredients) in this product might be helpful, but there is no evidence to confirm that it actually works: stearyl glycyrrhetinate.

The biggest effect for evening out skin tone in this product comes from sun protection. Sun damage is the main factor causing age spots, darkening of post-acne marks and other discolorations. This is why sun protection is the best strategy for maintaining an even skin tone. We, however, do not recommend using this product as a sunscreen because the protection it offers is not strong enough).

Stearyl glycyrrhetinateKey activeEffect: MediumA fatty acid derived from licorice. Works as an emollient and can help calm down inflammation~6.8–8.3%
Moisturizing
Side benefit · Stearyl glycyrrhetinate, Cyclopentasiloxane + 5 more
Works

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, sucrose.

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: methicone, cyclopentasiloxane.

Stearyl glycyrrhetinateKey activeEffect: MediumA fatty acid derived from licorice. Works as an emollient and can help calm down inflammation~6.8–8.3%
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~3.5–4.3%
SucroseKey active· HumectantEffect: HighCan help attract water to the upper layer of the skin. In crystal form, it can work as a gentle exfoliant, gentler than the salt scrub. Helps stabilize the emulsion~0.7–1.05%
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~0.6–0.9%
MethiconeKey active· Emollient, OcclusiveEffect: HighA type of silicone that helps soften the upper layer of the skin and reduces the water loss from the skin surface~0.3–0.55%
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~2.8–3.4%
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~0.5–0.75%

Can it cause trouble?

Irritancy
3 flagged ingredients
Low risk
We flag 3 ingredients with irritancy potential; the product's overall irritancy is low. The table lists each ingredient's own rating.
IngredientFunctionIrritationEst. amount
AlcoholCan be drying and contribute to skin irritation. Used in formulars to dissolve other ingredients, create a thinner product consistency or for its antibacterial propertiesHigh~0.7–1.05%est.
Stearyl glycyrrhetinateA fatty acid derived from licorice. Works as an emollient and can help calm down inflammationMedium~6.8–8.3%est.
Citric acidCan work as an exfoliant but is typically used to adjust the product pHMedium~0.55–0.85%est.
Comedogenic
Clean of flagged comedogenic ingredients
None flagged

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Ingredients

Filter by role to see what each ingredient is doing.

Albutin~44–54%
Formula
Irritation risk
Low

We could not find any information about this ingredient

More about Albutin
Stearyl glycyrrhetinate~6.8–8.3%
Key activeIrritant · medium
Irritation risk
Medium
Works for
Evens skin toneMoisturizingReduces rednessAnti-inflammatory

A fatty acid derived from licorice. Works as an emollient and can help calm down inflammation

More about Stearyl glycyrrhetinate
Water~4.6–5.6%
Formula
Irritation risk
Low

Plain old water

More about Water
Cyclopentasiloxane~3.5–4.3%
Key active
Irritation risk
Low
Works for
MattifyingMoisturizing

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~2.8–3.4%
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
Zinc oxide~3.1–3.7%
UV filterKey active
Irritation risk
Low
Works for
Sun protection

A broad spectrum sunblock (protects from both UVA and UVB rays). Is suitable for most sensitive skins. In small concentrations, can be used as a colorant

More about Zinc oxide
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
Neopentyl glycol~1.7–2%
Formula
Polyethylene~1.6–2%
Formula
Irritation risk
Low

Used to thicken the product's texture

More about Polyethylene
Soymilk~1.2–1.4%
Formula
Irritation risk
Low
More about Soymilk
Fermentation, dye extract, titanium oxidation
Not recognized
Water~1–1.2%
Formula
Irritation risk
Low

Plain old water

More about Water
Silica~1.1–1.3%
Formula
Irritation risk
Low

Used to absorb oil and can temporarily mattify skin

More about Silica
Sucrose~0.7–1.05%
Key active
Irritation risk
Low
Works for
Moisturizing

Can help attract water to the upper layer of the skin. In crystal form, it can work as a gentle exfoliant, gentler than the salt scrub. Helps stabilize the emulsion

More about Sucrose
Fatty acid ester
Not recognized
Alcohol~0.7–1.05%
Irritant · high
Irritation risk
High
Works for
Antibacterial

Can be drying and contribute to skin irritation. Used in formulars to dissolve other ingredients, create a thinner product consistency or for its antibacterial properties

More about Alcohol
Xanthan gum~0.6–0.9%
Formula
Irritation risk
Low
Works for
Cleansing

Used to create a thicker product consistency

More about Xanthan gum
Citric acid~0.55–0.85%
Irritant · medium
Irritation risk
Medium

Can work as an exfoliant but is typically used to adjust the product pH

More about Citric acid
Glycerin~0.6–0.9%
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
Tocopherol~0.5–0.75%
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
Potassium polyacrylate~0.45–0.7%
Formula
Mica~0.3–0.55%
Formula
Irritation risk
Low

Creates an illusion of smoother and more radiant skin tone. Adds shimmer to the skin by reflecting light

More about Mica
Titanium, crosslinked
Not recognized
Methicone~0.3–0.55%
Key active
Irritation risk
Low
Works for
Moisturizing

A type of silicone that helps soften the upper layer of the skin and reduces the water loss from the skin surface

More about Methicone
Aluminum hydroxide~0.25–0.45%
Formula
Irritation risk
Low

Is used to add opaque (non-transparent) appearance to formulations. Can be used to coat other ingredients for even dispersion. This is a different ingredient compared to the ones used in antipersperants (aluminium chloride and aluminium chlorohydrate)

More about Aluminum hydroxide
Hydrogen~0.15–0.25%
Formula
Irritation risk
Low
More about Hydrogen
Polysiloxane
Not recognized
Phenoxyethanol~0.1–0.25%
Formula
Irritation risk
Low

A preservative. It helps prevent bacterial growth in cosmetic products

More about Phenoxyethanol
Ingredient list view

Albutin, Stearyl glycyrrhetinate, Water, Cyclopentasiloxane, Butylene glycol, Zinc oxide, Glycerin, Neopentyl glycol, Polyethylene, Soymilk, Unknown, Water, Silica, Sucrose, Unknown, Alcohol, Xanthan gum, Citric acid, Glycerin, Tocopherol, Potassium polyacrylate, Mica, Unknown, Methicone, Aluminum hydroxide, Hydrogen, Unknown, Phenoxyethanol

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≈ $0.17
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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
SANASoy Isoflavones Whitening & Acne Care Sunscreen SPF 40 PA++++YOUR PRODUCTNassifMD DermaceuticalsProtect & Hydrate Daily Mineral Sunscreen SPF 44 - Plump & Hydrate with Hyaluronic Acid!Nivea JapanSun Protect Water Milk Mild SPF 50+ PA+++ShiseidoAnessa Moisture UV Sunscreen Mild Milk For Sensitive Skin A SPF 35 PA+++
Match—29%29%29%
Price—$45.00$11.60$40.07
Shared key ingredients—5 of 74 of 73 of 7
Key difference—DimethiconeCyclomethiconeTinosorb S
Irritancy Low Low Low Low
SPFSPF 40SPF 44SPF 50SPF 35
Drying alcohol Contains drying alcohol ———
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More alternatives: Maelove Sun Protector SPF 30Verdio UV Barrier Milk SPF50+ PA++++

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Product summary

"SANA - Soy Isoflavones Whitening & Acne Care Sunscreen SPF 40 PA++++" uses a single UV filter (zinc oxide) in a relatively low concentration and might not be able to provide reliable sun protection.

It contains good moisturizing ingredients and can double as a hydrating day cream.

Sunscreen filters

This sunscreen is a mineral sunscreen. It uses zinc oxide for sun protection. Zinc oxide almost never irritates the skin or stings eyes, but it can leave a white cast.

Irritation risk

It contains some common irritants, including those without a benefit for the skin. We assess the overall irritancy of this product to be low. For a detailed overview of all potential irritants: click here

You can see the detailed formula review with the breakdown of all actives in the product and the full ingredient list with estimated concentrations in the tables below.

SANA Soy Isoflavones Whitening & Acne Care Sunscreen SPF 40 PA++++
SANASoy Isoflavones Whitening & Acne Care Sunscreen SPF 40 PA++++

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

As an Amazon Associate, WIMJ earns from qualifying purchases.