Functionalab Mineral Sunscreen SPF 50
77/100 overall score
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About this sunscreen
Functionalab Mineral Sunscreen SPF 50 is a pure mineral formula using Titanium Dioxide and Zinc Oxide for broad UV defense. It has a balanced finish but a medium white cast and a somewhat heavier feel typical of higher-SPF mineral creams, so application takes a little care. It is generally non-stinging with low breakout potential, making it reasonable for sensitive skin. With good protection and a score of 77.0/100, it is a dependable mineral option for those who prefer zinc and titanium over chemical filters.
Ingredient & SPF scores
☀️
UV protection
Good
75
- +33 Titanium Dioxide at #1, UV filter (UVA1 +5)
- +41 Zinc Oxide at #2, UV filter (UVA1 +18)
- −1 UVA2 coverage saturated
- +2 Label claims (SPF 50)
🤧
Allergens
Low
70
- +100 Starting score
- −18 Fragrance
- −1 1 declared fragrance allergens
- −11 Opaque "Fragrance", hidden allergens that can't be checked from the label
👻
White cast
Medium
43
- +100 Starting score
- −14 Zinc Oxide, 5.7% declared
- −35 Titanium Dioxide, 12.4% declared
- −10 Zinc Oxide + Titanium Dioxide together
- −15 Pure mineral formula (18.1% total declared)
- +7.4 PHSA dispersant, fights agglomeration
- +10 Coated minerals (Alumina, Methicone)
🔥
Eye sting
Low
98
- +100 Starting score
- −8 Fragrance
- +6 Mineral filter system, low-sting filters
🪨
Heavy feel
Medium
52
- +100 Starting score
- −8 Zinc Oxide, 5.7% declared
- −30 Titanium Dioxide, 12.4% declared
- −10 Both minerals in the top 3, dual mineral paste
🍄
Fungal acne
Medium
66
- +100 Starting score
- −32 3 long-chain (C12+) esters that feed Malassezia (Glyceryl Laurate, Polyglyceryl-3 Diisostearate, Polyglyceryl-4 Isostearate)
- −2 1 ubiquitous fatty ingredients (Stearic Acid), weak Malassezia signal
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Fabric stains
Low
80
- +100 Starting score
- −15 Titanium Dioxide at #1, white marks, worst on dark fabric (washable)
- −5 Both minerals present, heavier deposit
💧
Moisture
Light
LightNourishing
- ← 4.5 3 sebum-absorbing powders (Silica, Nylon-12, Talc)
- ← 3 Volatile carriers flash off, leaving a dry finish
- ← 5 Zinc Oxide at #2, mild sebum absorbent
- ← 2 Titanium Dioxide at #1, mild sebum absorbent
- → 2 Light emollient/solvent (Caprylic/Capric Triglyceride)
✨
Finish
Balanced
MatteDewy
- ← 3 3 sebum-absorbing powders (Silica, Talc, Nylon-12)
- ← 3 Volatile carriers flash off, leaving a dry finish
- → 6 1 emollient lipids (C12-15 Alkyl Benzoate)
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Makeup base
Okay
PillsPrimer
- → 3 Primer-style base, volatile silicones and dimethicone slip
- → 1 Quick-setting carrier, fast, even canvas
- → 2 Dry-touch esters, smooth fast-absorbing base
- ← 15 High mineral load at #1 greys under foundation
🌊
Water resistance
Not resistant
Non-water-resistantWater-resistant
- +7 1 film-forming polymers that lock the formula on for water resistance
Full ingredient list (36)
What each ingredient does and how it moves each rating: green helps, red hurts, ↑ / ↓ give the direction, and ← / → shift a slider toward its ends (finish, moisture, makeup base). Auto-derived from our scoring rules and the ingredient's position.
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Mineral UV filter (Titanium Dioxide), high in the list, a primary filter
- ↑ 33 UV protection, incl. long-UVA (UVA1)
- ↑ 35 12.4% declared
- ↑ 30 12.4% declared
- ↑ 15 white marks, worst on dark fabric (washable)
- light ← 2 mild sebum absorbent
- pills ← 15 High mineral load greys under foundation
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Mineral UV filter (Zinc Oxide), high in the list, a primary filter
- ↑ 41 UV protection, incl. long-UVA (UVA1)
- ↑ 14 5.7% declared
- ↑ 8 5.7% declared
- light ← 5 mild sebum absorbent
-
3 Water
Solvent base, the water phase
-
Emollient, softens and smooths skin
-
Emollient, softens and smooths skin
- 6 → dewy emollient lipid
-
Emollient, softens and smooths skin
- 2 → nourishing light emollient
-
Emollient, softens and smooths skin
-
Occlusive, seals moisture into the skin
-
Volatile hydrocarbon, flashes off for a light finish
- light ← 2 volatile carrier, flashes off
- matte ← 2 volatile carrier, flashes off
-
10 Methicone
Emollient, softens and smooths skin
-
Emulsifier, keeps oil and water blended
- ↑ 14 feeds malassezia
-
Thickener and texture, structures the gel or cream
- ↑ 7 film former
-
Emollient, softens and smooths skin
-
Emollient, softens and smooths skin
-
15 Silica
Mattifying powder, absorbs oil and blurs the finish
- light ← 1.5 sebum-absorbing powder
- matte ← 1 sebum-absorbing powder
-
Emollient, softens and smooths skin
-
17 Alumina
Supporting ingredient
-
18 Tris Citrate
Supporting ingredient
-
19 Talc
Mattifying powder, absorbs oil and blurs the finish
- light ← 1.5 sebum-absorbing powder
- matte ← 1 sebum-absorbing powder
-
Emollient, softens and smooths skin
-
Emulsifier, keeps oil and water blended
-
22 Stearic Acid
Emollient, softens and smooths skin
- ↑ 2 minor malassezia feeder
-
Occlusive, seals moisture into the skin
-
24 Isododecane
Volatile hydrocarbon, flashes off for a light finish
- light ← 1 volatile carrier, flashes off
- matte ← 1 volatile carrier, flashes off
-
25 Bisabolol
Soothing, skin-conditioning active
-
Thickener and texture, structures the gel or cream
-
27 Nylon-12
Mattifying powder, absorbs oil and blurs the finish
- light ← 1.5 sebum-absorbing powder
- matte ← 1 sebum-absorbing powder
-
Preservative, keeps the formula from spoiling
-
Emulsifier, keeps oil and water blended
- ↑ 9 feeds malassezia
-
Emollient, softens and smooths skin
-
Antioxidant, protects the formula and skin
-
Emollient, softens and smooths skin
-
Occlusive, seals moisture into the skin
-
Emollient, softens and smooths skin
- ↑ 9 feeds malassezia
-
Humectant, pulls water into the skin
-
36 Fragrance
Fragrance
Does Functionalab Mineral Sunscreen SPF 50 leave a white cast?
It can. The white cast is rated medium, which is common for a higher-SPF mineral cream using Titanium Dioxide and Zinc Oxide, so some blending may be needed.
Is the Functionalab Mineral Sunscreen SPF 50 mineral or chemical?
It is pure mineral. It relies on Titanium Dioxide and Zinc Oxide with no chemical filters, which suits those who prefer a mineral formula.
Is Functionalab Mineral Sunscreen SPF 50 any good?
It scores 77.0/100 with good protection. It is a dependable mineral option, though the medium white cast and heavier feel are typical trade-offs of the format.