Cover fx SPF 30 Booster Drops
69/100 overall score
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About this sunscreen
Cover FX SPF 30 Booster Drops is a chemical sunscreen built on older-generation filters including Butyl Methoxydibenzoylmethane, Homosalate and Octocrylene, designed to be mixed into other products. It has a balanced finish, a lightweight feel and a low risk of white cast, and it works well under makeup. It is generally low on pore-clogging but can sting somewhat near the eyes. With good protection and a score of 68.8/100, it is a flexible add-in rather than a standalone sunscreen.
Ingredient & SPF scores
☀️
UV protection
Good
60
- +30 Butyl Methoxydibenzoylmethane at #1, UV filter (UVA1 +16)
- +12 Homosalate at #2, UV filter
- +8 Ethylhexyl Salicylate at #3, UV filter
- +15.2 Octocrylene at #4, UV filter
- ×0.9 Limited long-UVA1 coverage
- +1 Label claims (SPF 30)
☢️
Health safety
Medium
46
- +100 Starting score
- −40 Homosalate at #2 (regulatory/evidence concern)
- −10.5 Octocrylene at #4, stacked (regulatory/evidence concern)
- −3.5 Avobenzone at #1, stacked (regulatory/evidence concern)
🤧
Allergens
Low
97
- +100 Starting score
- −3 Photoallergen-tail UV filters (Octocrylene)
🔥
Eye sting
Medium
43
- +100 Starting score
- −24 Avobenzone at #1, migrates into eyes with sweat
- −15 Octocrylene at #4, migrates into eyes with sweat
- −9 Homosalate at #2, migrates into eyes with sweat
- −9 Octisalate at #3, migrates into eyes with sweat
🍄
Fungal acne
Low
91
- +100 Starting score
- −9 1 oils/butters that feed Malassezia (Argania Spinosa Kernel Oil)
👕
Fabric stains
High
25
- +100 Starting score
- −50 Avobenzone at #1, reacts with iron in wash water into rust-yellow stains
- −15 Octocrylene at #4, co-stains alongside avobenzone
- −10 Avobenzone + Octocrylene, the classic staining pair
💧
Moisture
Balanced
LightNourishing
- → 1 1 emollient lipids (Argania Spinosa Kernel Oil)
- → 2 Light emollient/solvent (Caprylic/Capric Triglyceride)
✨
Finish
Balanced
MatteDewy
- ← 2 1 dry-touch emollients reduce greasy shine (Neopentyl Glycol Diheptanoate)
- → 1 1 emollient lipids (Argania Spinosa Kernel Oil)
💄
Makeup base
Good
PillsPrimer
- → 3 Primer-style base, volatile silicones and dimethicone slip
- → 2 Dry-touch esters, smooth fast-absorbing base
🌊
Water resistance
Resistant
Non-water-resistantWater-resistant
- +14 2 film-forming polymers that lock the formula on for water resistance
Skincare extras
Beneficial actives this formula contains. Informational only, not part of the rating: their effect depends on a concentration the label does not disclose.
- ✨ Vitamin E
- ✨ Bisabolol
Full ingredient list (15)
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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Legacy UV filter (Avobenzone), high in the list, a primary filter
- ↑ 30 UV protection, incl. long-UVA (UVA1)
- ↓ 3.5 stacked (regulatory/evidence concern)
- ↑ 24 migrates into eyes with sweat
- ↑ 50 reacts with iron in wash water into rust-yellow stains
-
Legacy UV filter (Homosalate), high in the list, a primary filter
- ↑ 12 UV protection
- ↑ 9 migrates into eyes with sweat
-
Legacy UV filter (Octisalate), high in the list, a primary filter
- ↑ 8 UV protection
- ↑ 9 migrates into eyes with sweat
-
Legacy UV filter (Octocrylene)
- ↑ 15.2 UV protection
- ↓ 10.5 stacked (regulatory/evidence concern)
- ↑ 15 migrates into eyes with sweat
- ↑ 15 co-stains alongside avobenzone
-
Emollient, softens and smooths skin
- matte ← 2 dry-touch emollient, anti-shine
-
Emollient, softens and smooths skin
- 2 → nourishing light emollient
-
Emollient, softens and smooths skin
-
Emollient, softens and smooths skin
-
Thickener and texture, structures the gel or cream
- ↑ 7 film former
-
Thickener and texture, structures the gel or cream
- ↑ 7 film former
-
Botanical extract
-
Antioxidant, protects the formula and skin
-
Plant oil, an emollient
- 1 → nourishing emollient lipid
- 1 → dewy emollient lipid
- ↑ 9 feeds malassezia
-
14 Bisabolol
Soothing, skin-conditioning active
-
Botanical extract
How do I use these drops?
They are SPF booster drops meant to be mixed into other products such as moisturizer or foundation. They have a balanced finish, a lightweight feel and a low risk of white cast, and they work well under makeup.
Does the Cover fx SPF 30 Booster Drops leave a white cast?
No, the risk of white cast is low. The chemical filter set wears clear once blended into your base.
Is the Cover fx SPF 30 Booster Drops?
It scores 68.8/100 with good protection at SPF 30. It is a flexible add-in to boost SPF rather than a standalone sunscreen, and it can sting somewhat near the eyes.