

We believe that "Soltan - Once Spray SPF50+" can provide reliable sun protection based on the ingredients listed. We love that it can protect from both UVA and UVB rays (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).
As a plus, this sunscreen uses some of the new generation UV filters (Tinosorb M). These filters are more stable and more gentle on the skin.
Because it includes good moisturizing ingredients, it can also work as a hydrating day cream. Like all broad-spectrum sunscreens, this product has an anti-aging benefit.
This sunscreen uses so-called "chemical", or organic UV filters (organic simply means that their molecules contain atoms of carbon). These filters typically give good sun protection and rarely leave a white cast, but they can be irritating for sensitive skin. These are the sun protection ingredients in this sunscreen: tinosorb s 1.40% - 1.70%, avobenzone 3.50% - 4.20%, uvasorb heb 0.55% - 0.80%, octisalate 2.50% - 3.10%, tinosorb m 0.65% - 0.95% and octocrylene 4.40% - 5.40%.
This formulation includes some common irritants, including ingredients that do not provide a benefit for the skin. We assess the overall irritancy of this sunscreen 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.
The product retails from 10.00£ up to 20.98£ in the United Kingdom.
For a detailed price comparison: click here.
UVA rays penetrate deep into the skin, causing long-term skin damage and premature ageing.
Source: Boots
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.
A stable derivative of vitamin C. It is oil-soluble which means it is more likely to penetrate the skin compared to the pure form of vitamin C (which is water-soluble), but it is less bio-available and is way less effective in stimulating collagen and reducing wrinkles compared to the pure form of vitamin C (L-ascorbic acid) and its other derivatives (for example, magnesium ascorbyl phosphate). At the same time, this vitamin C derivative has been shown in studies to be effective in reducing acne, blemishes and clogged pores. It is less irritating then the pure form of vitamin C
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).
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.
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.
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.
Uvasorb HEB. A UV filter. Is effective against UVB and UVA II rays (but not UVA I). It is photostable. Unfortunately, is not approved by FDA (US) yet
Tinosorb M. A UV filter. Is effective against both UVA and UVB rays. It also provides some protection against visible light. It is photostable and can also be used to improve photostability of other sunscreen ingredients. Its physical properties help to create lightweight sunscreen formulations. It can leave a slight white cast. Unfortunately, it is not approved by the FDA (US) yet
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
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
UVA rays penetrate deep into the skin, causing long-term skin damage and premature ageing.
Source: Boots
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:
glycerin, butylene glycol.
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: dimethicone, dimethiconol.
A silicone that makes products more spreadable and keeps skin smooth. Helps to add gloss to skin and may visually fill in fine lines/wrinkles for short time
A great emollient that can also have anti-oxidant properties
One of the best moisturizing ingredients. Naturally present in skin. It attracts water to the upper layer of the skin working as a humectant
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
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
Helps preserve products and creates a nice product texture
Used to create a thicker product consistency and soften the upper layer of the skin
Used to preserve products, dissolve other ingredients and create a nice product texture
Used to create a nice product texture and help delivery of other ingredients. Might be somewhat helpful in attracting water to the upper layer of the skin
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
Effective ingredients missing or their concentration is too low.
A great emollient that can also have anti-oxidant properties
A stable derivative of vitamin C. It is oil-soluble which means it is more likely to penetrate the skin compared to the pure form of vitamin C (which is water-soluble), but it is less bio-available and is way less effective in stimulating collagen and reducing wrinkles compared to the pure form of vitamin C (L-ascorbic acid) and its other derivatives (for example, magnesium ascorbyl phosphate). At the same time, this vitamin C derivative has been shown in studies to be effective in reducing acne, blemishes and clogged pores. It is less irritating then the pure form of vitamin C
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.
A plant extract that might have some anti-inflammatory properties, but solid evidence is lacking. It can be irritating
| Promise | Can it deliver? |
|---|---|
| Sun protection | |
| Anti-aging |
Total Promises Fulfilled score: 100/100.
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No comedogenic ingredients detected
Averages from community submissions.
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We couldn't find any comedogenic ingredients in this product
Water, C12-15 alkyl benzoate, Octocrylene, Butyl methoxydibenzoylmethane, Butylene glycol, Ethylhexyl salicylate, Adipic acid/diglycol crosspolymer, Dimethicone, Polyglyceryl-3 methylglucose distearate, Bis-ethylhexyloxyphenol methoxyphenyl triazine, Acrylates copolymer, Tribehenin, Methylene bis-benzotriazolyl tetramethylbutylphenol, Bis-peg/ppg-16/16 peg/ppg-16/16 dimethicone, Phenoxyethanol, Diethylhexyl butamido triazone, Potassium cetyl phosphate, Dimethiconol, Parfum, Caprylyl glycol, Methylparaben, Pentylene glycol, Caprylic/capric triglyceride, Ethylparaben, Decyl glucoside, Ethylhexylglycerin, Vitis vinifera seed oil, Tocopheryl acetate, Acrylates/c10-30 alkyl acrylate crosspolymer, Glycerin, Tetrasodium edta, Potassium hydroxide, Dipropylene glycol, Sodium ascorbyl phosphate, Panax ginseng root extract, Propylene glycol, Xanthan gum

