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COOLA Dew Good Illuminating Serum Sunscreen with Probiotic Technology SPF 30
COOLA

Dew Good Illuminating Serum Sunscreen with Probiotic Technology SPF 30

SPF 30 Tone-up Brightening veil from mineral & tone-up formulas; evens out your skin tone. United States us-fda Formulation variant: us-fda. Region-specific reformulations are tracked as separate products.

Hybrid filter system with fragrance; mica/bismuth oxychloride aid finish but fragrance and chemical filters limit sensitive-skin tolerance.

◉ HYB Hybrid filters Hybrid filters — Mineral + chemical filters together for the best of both. ((· BS Broad spectrum Broad spectrum — Blocks UVA + UVB — covers the whole sun-damage spectrum. A A-FREE Alcohol-free Alcohol-free — No drying short-chain alcohols (denatured / SD alcohol).
Where to buy it
Ulta US In stock
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60.3
Composite
Composite score · independent
Ranks #1344 of 1558 in the current catalogue. Hybrid filter system with fragrance; mica/bismuth oxychloride aid finish but fragrance and chemical filters limit sensitive-skin tolerance.
Composite is a weighted blend: UV 25% · Modernity 10% · Sensitivity 15% · Environment 10% · Elegance 15% · Health 25%. That's the recipe.
01 The score breakdown
UV protection How hard it blocks UVA + UVB across the spectrum at the stated SPF/PA. 60
Filter modernity Dings legacy filters (octinoxate, oxybenzone); rewards photostable next-gen ones. 58
Sensitivity safety Risk for reactive skin — fragrance, alcohol, and known sensitisers. 40
Reef / env. safety Reef toxicity plus how biodegradable the UV filters and surfactants are. 100
Cosmetic elegance Spread, finish, white-cast, and how it actually feels on skin. 65
Health safety Endocrine concerns and systemic absorption signals across the whole formula. 55
02 Composition · key UV filters 4 filters resolved
UVA-I 340–400nm UVA-I (340–400nm) — covered UVA-II 320–340nm UVA-II (320–340nm) — covered UVB 290–320nm UVB (290–320nm) — covered
Avobenzone Legacy Older organic filter. Photostable in combination; some literature concerns.
Octisalate Legacy Older organic filter. Photostable in combination; some literature concerns.
Octocrylene Legacy Older organic filter. Photostable in combination; some literature concerns.
Titanium Dioxide Mineral Physical filter — sits on skin and reflects UV. Reef-safer.
03 The facts, at a glance
Protection
Filter type Mineral filters (zinc oxide, titanium dioxide) sit on skin and reflect UV. Chemical filters absorb UV. Hybrid runs both.
Hybrid
Broad spectrum Covers both UVA and UVB. UVA drives aging and deeper damage; UVB gives you burns.
Yes
Formulation & feel
Texture How it feels going on — milk, gel, cream, spray, stick, essence, lotion, powder, or cushion.
Essence
Finish How it looks once dry: matte, natural, dewy, or glowy.
Natural
Tinted Adds sheer pigment (iron oxides) that masks the white cast common to mineral filters and gives a skin-tone finish.
No
Fragrance-free No synthetic perfume added. Not FDA-defined in the US; the EU requires 'Parfum' + the 26 named allergens on the label. 'Unscented' is different — it can hide masking fragrance. Botanical oils still scent.
No
Alcohol-free No drying short-chain alcohols (alcohol denat., SD alcohol, ethanol). Doesn't mean fatty alcohols like cetyl or stearyl — those are emollients.
Yes
Verdict Is it worth it?

A hybrid SPF 30 serum pairing avobenzone, ethylhexyl salicylate, and octocrylene with titanium dioxide, finished with mica and bismuth oxychloride for a dewy sheen. Lactobacillus ferment and glycerin add comfort, but Fragrance keeps it off the sensitive-skin shortlist.

Pros
  • Hybrid filter system pairs chemical filters with titanium dioxide
  • Lactobacillus ferment and glycerin add hydration
  • Mica gives a luminous, illuminating finish
  • Alcohol-free serum texture
Cons
  • Contains Fragrance
  • Bismuth oxychloride can sensitize reactive skin
  • SPF 30 — the lowest broad-spectrum tier

Who it's for: Glow-leaning shoppers wanting a dewy serum-style SPF under makeup; avoid if you steer clear of fragrance or bismuth oxychloride.

04 Full ingredient list (INCI) 26 ingredients
MODERN FILTER 0 LEGACY FILTER 4 MINERAL FILTER 1 ADDED FRAGRANCE 1 NATURAL FRAGRANCE 1 ALCOHOL 0 WATCH 0 ACTIVE 1
Butyl Methoxydibenzoylmethane Avobenzone — UVA filter, needs stabilisation. · Ethylhexyl Salicylate Octisalate — older filter; well-tolerated. · Octocrylene Octocrylene — degrades to benzophenone over time. · Butyloctyl Salicylate Salicylate-class booster; supports avobenzone. · Glycerin Humectant — the workhorse hydrator. ·Ammonium Acryloyldimethyltaurate/Vp Copolymer·Bismuth Oxychloride·Lactobacillus Ferment· Jasminum Sambac Leaf Cell Extract Essential / botanical oil — releases scent compounds (terpenes, aldehydes) naturally. Marketed as "natural" but still a recognised source of contact sensitivity. ·Theobroma Cacao Seed Extract·Schinus Molle Extract·Water· Titanium Dioxide Mineral UV filter — physical block; reef-safer. ·Ethyl Ferulate·Tropolone·Mica·Hydroxyacetophenone·Propanediol·Butylene Glycol·Sodium Stearoyl Glutamate·1‚2-Hexanediol·Caprylyl Glycol·Ethylhexyl Hydroxystearate·Maltodextrin·Sodium Phytate· Fragrance Synthetic fragrance blend — a common irritant. Composition is a trade secret; can include dozens of compounds. Avoid if your skin is reactive.
Source: brand-published INCI. Last verified 2026. Show in detail
01 Butyl Methoxydibenzoylmethane LEGACY FILTER Avobenzone — UVA filter, needs stabilisation.
02 Ethylhexyl Salicylate LEGACY FILTER Octisalate — older filter; well-tolerated.
03 Octocrylene LEGACY FILTER Octocrylene — degrades to benzophenone over time.
04 Butyloctyl Salicylate LEGACY FILTER Salicylate-class booster; supports avobenzone.
05 Glycerin ACTIVE Humectant — the workhorse hydrator.
06 Ammonium Acryloyldimethyltaurate/Vp Copolymer Ammonium Acryloyldimethyltaurate/VP Copolymer
07 Bismuth Oxychloride Bismuth Oxychloride
08 Lactobacillus Ferment Lactobacillus Ferment
09 Jasminum Sambac Leaf Cell Extract NATURAL FRAGRANCE Essential / botanical oil — releases scent compounds (terpenes, aldehydes) naturally. Marketed as "natural" but still a recognised source of contact sensitivity.
10 Theobroma Cacao Seed Extract
11 Schinus Molle Extract
12 Water Water
13 Titanium Dioxide MINERAL FILTER Mineral UV filter — physical block; reef-safer.
14 Ethyl Ferulate Ethyl Ferulate
15 Tropolone Tropolone
16 Mica Mica
17 Hydroxyacetophenone Hydroxyacetophenone
18 Propanediol Propanediol
19 Butylene Glycol Butylene Glycol
20 Sodium Stearoyl Glutamate Sodium Stearoyl Glutamate
21 1‚2-Hexanediol 1,2-Hexanediol
22 Caprylyl Glycol Caprylyl Glycol
23 Ethylhexyl Hydroxystearate Ethylhexyl Hydroxystearate
24 Maltodextrin Maltodextrin
25 Sodium Phytate
26 Fragrance ADDED FRAGRANCE Synthetic fragrance blend — a common irritant. Composition is a trade secret; can include dozens of compounds. Avoid if your skin is reactive.