Piz Buin Instant Glow Sun Spray SPF30
Works for
1 of 1 advertised claim delivered
Sun protectionSPF 30 · 4 UV filtersBroad spectrum
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.
Evens skin toneNot advertised by the brand · No ingredient credited for this claimStrong evidence
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).
Anti-agingNot advertised by the brand · No ingredient credited for this claimStrong evidence
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.
Can it cause trouble?
Irritancy1 strong irritant: ParfumMedium risk
Comedogenic2 ingredients rated 2 or more on the 0–5 pore-clogging scale2 flagged
User reviews
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Ingredients
Filter by role to see what each ingredient is doing.
Water~45–55%
Octocrylene~5.8–7.1%
- Irritation risk
- Medium
A weak sunscreen that protects against the sun rays that cause sunburn (UVB) and is somewhat effective against the UVA rays. It is quite stable and can help stabilize other, more vulnerable, sunscreen ingredients like Avobenzone. It is an organic, or so called "chemical" sunscreen
More about OctocryleneC12-15 alkyl benzoate~4.2–5.1%
- Irritation risk
- Low
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 benzoateEthylhexyl salicylate~3.5–4.3%
- Irritation risk
- Low
Octisalate. A UV filter. It offers some protection against the sun rays that cause sunburn (UVB), but does not protect against the most aging sun rays (UVA). It loses its effectiveness quickly when exposed to sunlight. It is an organic, or so called "chemical" sunscreen
More about Ethylhexyl salicylateButyl methoxydibenzoylmethane~3.1–3.8%
- Irritation risk
- Medium
Avobenzone. An organic, or so-called "chemical" UV filter. Protects against both UVA and UVB rays. Needs to be combined with other filters in a formulation to be stable.
More about Butyl methoxydibenzoylmethaneBis-ethylhexyloxyphenol methoxyphenyl triazine~2.5–3.1%
- Irritation risk
- Medium
Tinosorb S. One of the most effective broad spectrum sunscreen ingredients. Protects from both UVA and UVB rays. It is photostable. Unfortunately, not approved by FDA (US) yet.
More about Bis-ethylhexyloxyphenol methoxyphenyl triazineIsopropyl isostearate~1.7–2%
- Irritation risk
- Low
- Comedogenicity
- 3/5
An emollient that helps soften the skin
More about Isopropyl isostearatePotassium cetyl phosphate~1.5–1.8%
- Irritation risk
- Medium
Helps oil and water mix together
More about Potassium cetyl phosphateTriacontanyl pvp~1.2–1.5%
- Irritation risk
- Low
Sorbitan isostearate~0.95–1.15%
- Irritation risk
- Low
Helps oil and water mix together
More about Sorbitan isostearateTocopheryl acetate~0.7–1.05%
- Irritation risk
- Medium
A more stable but less bio-available form of vitamin E compared to Tocopherol. Might help moisturize and protect the skin from free radicals, but mostly used in low concentrations to stabilize other ingredients.
More about Tocopheryl acetateBeta-carotene~0.55–0.85%
Zea mays oil~0.5–0.7%
- Irritation risk
- Low
- Comedogenicity
- 3/5
A good moisturizing plant oil. Due to the high linoleic acid content, it helps soften the upper layer of the skin, reduce water loss and support skin barrier function
More about Zea mays oilTribehenin~0.5–0.75%
- Irritation risk
- Low
Used to create a thicker product consistency and soften the upper layer of the skin
More about TribeheninAluminum starch octenylsuccinate~0.45–0.65%
- Irritation risk
- Medium
Used to thicken the product's consistency
More about Aluminum starch octenylsuccinateAcrylates/c10-30 alkyl acrylate crosspolymer~0.45–0.65%
- Irritation risk
- Medium
Maintains the texture of skincare products. Allows the product to spread evenly. Helps oil and water mix together
More about Acrylates/c10-30 alkyl acrylate crosspolymerMica~0.45–0.65%
- Irritation risk
- Low
Creates an illusion of smoother and more radiant skin tone. Adds shimmer to the skin by reflecting light
More about MicaSilica~0.45–0.7%
Disodium edta~0.25–0.45%
Pentaerythrityl tetra-di-t-butyl hydroxyhydrocinnamate~0.25–0.45%
- Irritation risk
- Low
Used to increase stability of product formulations
More about Pentaerythrityl tetra-di-t-butyl hydroxyhydrocinnamatePhenoxyethanol~0.15–0.3%
- Irritation risk
- Low
A preservative. It helps prevent bacterial growth in cosmetic products
More about PhenoxyethanolChlorphenesin~0.1–0.25%
Benzyl alcohol~0.1–0.15%
- Irritation risk
- High
A preservative. Can be used to mask unpleasant smell. Can be irritating
More about Benzyl alcoholParfum~0.1–0.2%
- Irritation risk
- High
An aromatic blend of unspecified and possibly irritating ingredients
More about ParfumCaramel~0.1–0.2%
- Irritation risk
- Low
Ci 77891~0.05–0.15%
- Irritation risk
- Low
Ci 17200~0.05–0.1%
Ingredient list view
Water, Octocrylene, C12-15 alkyl benzoate, Ethylhexyl salicylate, Butyl methoxydibenzoylmethane, Bis-ethylhexyloxyphenol methoxyphenyl triazine, Isopropyl isostearate, Potassium cetyl phosphate, Triacontanyl pvp, Sorbitan isostearate, Tocopheryl acetate, Beta-carotene, Zea mays oil, Tribehenin, Aluminum starch octenylsuccinate, Acrylates/c10-30 alkyl acrylate crosspolymer, Mica, Silica, Disodium edta, Pentaerythrityl tetra-di-t-butyl hydroxyhydrocinnamate, Phenoxyethanol, Chlorphenesin, Benzyl alcohol, Parfum, Caramel, Ci 77891, Ci 17200
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Product summary
We assess that "Piz Buin - Instant Glow Sun Spray SPF30" can provide reliable sun protection based on the ingredient list. It can protect from both UVA and UVB rays. This is great news because not all sunscreens with SPF ratings give UVA protection. (UVA rays do not cause sunburn, but still damage our skin and lead to early aging).
Like all broad-spectrum sunscreens, this product helps prevent early signs of aging.
Sunscreen filters
This is a so-called "chemical" sunscreen. It means that it uses organic UV filters. They typically offer good sun protection and rarely leave a white cast, but they can be irritating for some people with sensitive skin. The UV filters in this sunscreen are: tinosorb s 2.50% - 3.10%, avobenzone 3.10% - 3.80%, octisalate 3.50% - 4.30% and octocrylene 5.80% - 7.10%.
Irritation risk
This formulation includes some common irritants, including ingredients that do not provide a benefit for the skin. We assess the overall irritancy of this product to be medium. 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.
Sources cited in this review
Every concentration estimate and effectiveness label is anchored to one of these 2 studies and safety reviews.
- 1Content of fatty acids in corn (Zea mays L.) oil from Ecuadorresearchgate.net
- 2
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