NassifMD Dermaceuticals Shield Smooth Mineral SPF 40 Untinted

NassifMD Dermaceuticals Shield Smooth Mineral SPF 40 Untinted

SPF 40Efficacy90/100IrritancyLow·2 UV filters

Works for

Sun protection
SPF 40 · 2 UV filters
Broad spectrum
SPF 40Broad spectrumMineral + chemical filtersWater-resistantTinted

This product offers a good level of protection against both UVB and UVA rays.

This sunscreen uses organic (so-called "chemical") sunscreen filters. Organic, or "chemical" filters usually provide reliable sun protection and rarely leave a white cast. Sunscreens with organic filters can sting eyes.

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
Butyloctyl Salicylate
Zinc Oxide
FilterCoverageWhat it doesEst. amount
Butyloctyl SalicylateUVBA synthetic ester of salicylic acid that is used to help disperse pigments and boost effectiveness of sunscreen ingredients. It is able to absorb UV light (working as an organic, or chemical filter), but is not approved as a sunscreen ingredient on its own~1.4–1.7%
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 colorant17%
~ 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
Side benefit · Butyrospermum parkii butter
Works well

This product can help prevent early signs of skin aging because it offers a good level of broad spectrum sun protection. Sun damage is the main cause of premature skin aging, and protecting your skin from the sun is the best anti-aging strategy.

Butyrospermum parkii butterEffect: Low, below effective doseA great moisturising ingredient that softens the skin and reduces water loss from its upper layer. It also can be helpful in protecting skin from free radicals~0.35–0.65%
Evens skin tone
Side benefit · No ingredient credited for this claim
Works well

This product offers broad spectrum sun protection. It means that it can prevent hyperpigmentation and help keep the skin tone even (sun damage is the main factor causing age spots, darkening of post-acne marks and other discolorations).

Moisturizing
Side benefit the brand mentions · Isododecane, Dimethicone + 12 more
Works
What the product description says
“Shield & Smooth Daily Mineral Sunscreen SPF 40 delivers broad-spectrum mineral protection in a hydrating, silky-smooth formula designed for everyday wear.”
Source: Nassif MD

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: fructooligosaccharides, glycerin.

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: caprylic/capric triglyceride, dimethicone.

IsododecaneKey active· Emollient, OcclusiveEffect: MediumAn emollient that helps soften the skin and can decrease moisture loss. Helps create a nice product texture~7.2–8.8%
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~3–3.7%
Caprylic/capric triglycerideKey active· Emollient, OcclusiveEffect: HighA good mix of fatty acids that forms a protective layer on the skin. Improves the shelf life of products. Derived from coconut and glycerin~2.3–2.8%
C12-15 alkyl benzoateKey active· EmollientEffect: MediumEnhances the product texture and makes it more spreadable. Helps reduce water loss from the outer layer of skin. Extands the shelf life by preventing bacteria growth~1.3–1.6%
Coco-caprylate/caprateKey active· EmollientEffect: MediumHelps to soften the upper layer of the skin without creating a greasy texture~1.1–1.3%
GlycoproteinsKey activeEffect: High~0.45–0.65%
FructooligosaccharidesKey active· HumectantEffect: HighHelp attract water to the upper layer of the skin~0.45–0.7%
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~0.35–0.65%
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~0.55–0.8%
Tribehenin· EmollientEffect: LowUsed to create a thicker product consistency and soften the upper layer of the skin~0.3–0.55%
Propylene carbonateEffect: LowIs used to dissolve other ingredients and create nice product texture~0.25–0.45%
Pentylene glycol· EmollientEffect: LowUsed to preserve products, dissolve other ingredients and create a nice product texture~0.15–0.3%
LecithinEffect: Low, below effective doseUsed mostly for creating emulsions - helping oil and water mix together. Helps soften the upper layer of the skin~0.55–0.85%
Butyrospermum parkii butterUnder-dosedA great moisturising ingredient that softens the skin and reduces water loss from its upper layer. It also can be helpful in protecting skin from free radicals~0.35–0.65%

Can it cause trouble?

Irritancy
8 flagged ingredients
Low risk
We flag 8 ingredients with irritancy potential; the product's overall irritancy is low. The table lists each ingredient's own rating.
IngredientFunctionIrritationEst. amount
Decyl glucosideHelps oil and water mix together. Can be irritatingHigh~0.15–0.3%est.
Caprylic/capric triglycerideA good mix of fatty acids that forms a protective layer on the skin. Improves the shelf life of products. Derived from coconut and glycerinMedium~2.3–2.8%est.
Polyglyceryl-6 polyricinoleateHelps oil and water mix togetherMedium~1.8–2.2%est.
Butyloctyl salicylateA synthetic ester of salicylic acid that is used to help disperse pigments and boost effectiveness of sunscreen ingredients. It is able to absorb UV light (working as an organic, or chemical filter), but is not approved as a sunscreen ingredient on its ownMedium~1.4–1.7%est.
Polyhydroxystearic acidUsed to create a thicker product consistency and stabilize the formulationMedium~0.6–0.9%est.
1,2-hexanediolA preservativeMedium~0.25–0.5%est.
Caprylhydroxamic acidA preservativeMedium~0.15–0.25%est.
Pentylene glycolUsed to preserve products, dissolve other ingredients and create a nice product textureMedium~0.15–0.3%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
Butyrospermum parkii butterA great moisturising ingredient that softens the skin and reduces water loss from its upper layer. It also can be helpful in protecting skin from free radicals3/5~0.35–0.65%est.

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Ingredients

Filter by role to see what each ingredient is doing.

Zinc oxide17%
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
Water~45–55%
Formula
Irritation risk
Low

Plain old water

More about Water
Isododecane~7.2–8.8%
Key active
Irritation risk
Low
Works for
Moisturizing

An emollient that helps soften the skin and can decrease moisture loss. Helps create a nice product texture

More about Isododecane
Propanediol~4.1–5.1%
Formula
Irritation risk
Low

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

More about Propanediol
Dimethicone~3–3.7%
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
Caprylic/capric triglyceride~2.3–2.8%
Key activeIrritant · medium
Irritation risk
Medium
Works for
Moisturizing

A good mix of fatty acids that forms a protective layer on the skin. Improves the shelf life of products. Derived from coconut and glycerin

More about Caprylic/capric triglyceride
Polyglyceryl-6 polyricinoleate~1.8–2.2%
Irritant · medium
Irritation risk
Medium
Works for
Cleansing

Helps oil and water mix together

More about Polyglyceryl-6 polyricinoleate
Polymethylsilsesquioxane/trimethylsiloxysilicate~1.6–2%
Formula
Butyloctyl salicylate~1.4–1.7%
UV filterKey activeIrritant · medium
Irritation risk
Medium
Works for
Sun protection

A synthetic ester of salicylic acid that is used to help disperse pigments and boost effectiveness of sunscreen ingredients. It is able to absorb UV light (working as an organic, or chemical filter), but is not approved as a sunscreen ingredient on its own

More about Butyloctyl salicylate
C12-15 alkyl benzoate~1.3–1.6%
Key active
Irritation risk
Low
Works for
Moisturizing

Enhances the product texture and makes it more spreadable. Helps reduce water loss from the outer layer of skin. Extands the shelf life by preventing bacteria growth

More about C12-15 alkyl benzoate
Coco-caprylate/caprate~1.1–1.3%
Key active
Irritation risk
Low
Works for
Moisturizing

Helps to soften the upper layer of the skin without creating a greasy texture

More about Coco-caprylate/caprate
Polyglyceryl-10 dioleate~0.75–1.15%
Formula
Irritation risk
Low
Works for
Cleansing
More about Polyglyceryl-10 dioleate
Dimethicone/vinyl dimethicone crosspolymer~0.65–0.95%
Formula
Irritation risk
Low

Used to stabilize product formulations and create a nice product texture

More about Dimethicone/vinyl dimethicone crosspolymer
Polyhydroxystearic acid~0.6–0.9%
Irritant · medium
Irritation risk
Medium
Works for
Cleansing

Used to create a thicker product consistency and stabilize the formulation

More about Polyhydroxystearic acid
Polyphenylsilsesquioxane~0.6–0.9%
Formula
Lecithin~0.55–0.85%
Formula
Irritation risk
Low
Works for
CleansingMoisturizing

Used mostly for creating emulsions - helping oil and water mix together. Helps soften the upper layer of the skin

More about Lecithin
Polysilicone-11~0.55–0.8%
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
Fructooligosaccharides~0.45–0.7%
Key active
Irritation risk
Low
Works for
Moisturizing

Help attract water to the upper layer of the skin

More about Fructooligosaccharides
Glycoproteins~0.45–0.65%
Key active
Irritation risk
Low
Works for
Moisturizing
More about Glycoproteins
Bioflavonoids~0.35–0.6%
Formula
Irritation risk
Low
More about Bioflavonoids
Cyamopsis tetragonoloba gum~0.35–0.65%
Formula
Glycerin~0.35–0.65%
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
Butyrospermum parkii butter~0.35–0.65%
Under-dosedComedogenic 3/5
Irritation risk
Low
Comedogenicity
3/5
Works for
MoisturizingAnti-agingAnti-oxidation

A great moisturising ingredient that softens the skin and reduces water loss from its upper layer. It also can be helpful in protecting skin from free radicals

More about Butyrospermum parkii butter
1,2-hexanediol~0.25–0.5%
Irritant · medium
Irritation risk
Medium

A preservative

More about 1,2-hexanediol
C18-36 acid triglyceride~0.3–0.55%
Formula
Tribehenin~0.3–0.55%
Formula
Irritation risk
Low
Works for
Moisturizing

Used to create a thicker product consistency and soften the upper layer of the skin

More about Tribehenin
Disteardimonium hectorite~0.25–0.45%
Formula
Irritation risk
Low

A type of clay that is used to thicken the product consistency

More about Disteardimonium hectorite
Propylene carbonate~0.25–0.45%
Formula
Irritation risk
Low
Works for
Moisturizing

Is used to dissolve other ingredients and create nice product texture

More about Propylene carbonate
Aminomethyl propanol~0.15–0.3%
Formula
Irritation risk
Low

Used to adjust the pH in formulations

More about Aminomethyl propanol
Caprylhydroxamic acid~0.15–0.25%
Irritant · medium
Irritation risk
Medium

A preservative

More about Caprylhydroxamic acid
Polysorbate 20~0.15–0.25%
Formula
Irritation risk
Low
Works for
Cleansing

Helps oil and water mix together

More about Polysorbate 20
Pentylene glycol~0.15–0.3%
Irritant · medium
Irritation risk
Medium
Works for
Moisturizing

Used to preserve products, dissolve other ingredients and create a nice product texture

More about Pentylene glycol
Decyl glucoside~0.15–0.3%
Irritant · high
Irritation risk
High
Works for
Cleansing

Helps oil and water mix together. Can be irritating

More about Decyl glucoside
Xanthan gum~0.05–0.15%
Formula
Irritation risk
Low
Works for
Cleansing

Used to create a thicker product consistency

More about Xanthan gum
Ingredient list view

Zinc oxide, Water, Isododecane, Propanediol, Dimethicone, Caprylic/capric triglyceride, Polyglyceryl-6 polyricinoleate, Polymethylsilsesquioxane/trimethylsiloxysilicate, Butyloctyl salicylate, C12-15 alkyl benzoate, Coco-caprylate/caprate, Polyglyceryl-10 dioleate, Dimethicone/vinyl dimethicone crosspolymer, Polyhydroxystearic acid, Polyphenylsilsesquioxane, Lecithin, Polysilicone-11, Fructooligosaccharides, Glycoproteins, Bioflavonoids, Cyamopsis tetragonoloba gum, Glycerin, Butyrospermum parkii butter, 1,2-hexanediol, C18-36 acid triglyceride, Tribehenin, Disteardimonium hectorite, Propylene carbonate, Aminomethyl propanol, Caprylhydroxamic acid, Polysorbate 20, Pentylene glycol, Decyl glucoside, Xanthan gum

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Nassif MD
$45.00
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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
NassifMD DermaceuticalsShield Smooth Mineral SPF 40 UntintedYOUR PRODUCTDr Dennis GrossAll Physical Lightweight Wrinkle Defense SPFBeekman 1802Solar Milk Mineral SPF 40 PA +++NourishMaxTINTED MINERAL DEFENSE SUNSCREEN SPF 30
Match—38%36%36%
Price$45.00$42.07−$2.93$40.00−$5.00—
Shared key ingredients—5 of 95 of 95 of 9
Key difference—Ferulic AcidCeramide ApKnotgrass Extract
Irritancy Low Low Low Low
SPFSPF 40SPF 30SPF 40SPF 30
Drying alcohol————
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Sources cited in this review

Every concentration estimate and effectiveness label is anchored to one of these 12 studies and safety reviews.

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  6. 6
NassifMD Dermaceuticals Shield Smooth Mineral SPF 40 Untinted
NassifMD DermaceuticalsShield Smooth Mineral SPF 40 Untinted

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

As an Amazon Associate, WIMJ earns from qualifying purchases.