St. Tropez One Night Only 24 Hour Instant Bronzer Review

St. Tropez One Night Only 24 Hour Instant Bronzer
0.6
/ 10
Moisturizing
0.0 Humectancy icon Humectancy
1.2 Occlusivity icon Occlusivity
Ingredients

St. Tropez One Night Only 24 Hour Instant Bronzer Ingredients

Hover to see details. On mobile? Tap for ingredient stories!

Full Ingredient List (INCI):

Water, Cyclopentasiloxane, Hydrogenated Polyisobutene, Sodium Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, PEG-60 Hydrogenated Castor Oil, Trimethylsiloxysilicate, Phenoxyethanol, Isohexadecane, Benzyl Alcohol, Polysorbate 80, Mica, Disodium EDTA, Fragrance, Butylphenyl Methylpropional, Benzyl Salicylate, Triethoxycaprylylsilane, Linalool, Hydroxyisohexyl 3-Cyclohexene Carboxaldehyde, Geraniol, Citronellol, Hexyl Cinnamal, Cinnamyl Alcohol, Eugenol, Hydroxycitronellal, Iron Oxides (CI 77492), Iron Oxides (CI 77499), Iron Oxides (CI 77491), Titanium Dioxide (CI 77891)
Review

Does St. Tropez One Night Only 24 Hour Instant Bronzer Work?

 
According to CreamScan's analysis of the ingredient list, here’s what St. Tropez One Night Only 24 Hour Instant Bronzer has to offer:
 
✅ A bit of moisturizing. It has a moisturizing rating of 0.6 out of 10.

  

Key Benefits of St. Tropez One Night Only 24 Hour Instant Bronzer

 
These are the key benefits you can expect from using St. Tropez One Night Only 24 Hour Instant Bronzer:
 

🔵 Slight Moisturizing When Used Alone

According to CreamScan analysis, St. Tropez One Night Only 24 Hour Instant Bronzer is slightly moisturizing, with a moisturizing rating of 0.6 out of 10.

Is it more humectant or occlusive? This product is purely occlusive, but with a low Occlusivity of 1.2 out of 10. It has zero Humectancy as we didn't find any humectant ingredients on the ingredient list.

This type of product provides relatively light occlusive moisturizing on its own but can contribute to overall moisturizing efficacy when used as part of a skincare routine, alongside another moisturizer.

Please refer to the Ratings section below for details of the moisturizing rating calculation.

📌 Please note that this is not a complete list of benefits. We are in the process of enhancing our model to incorporate anti-pigmentation, exfoliation and anti-acne ratings.

Things to Be Aware Of: St. Tropez One Night Only 24 Hour Instant Bronzer

 
CreamScan identified a few things to consider before adding St. Tropez One Night Only 24 Hour Instant Bronzer to your skincare routine:
 

⚠️ As a Standalone Moisturizer, It Has Relatively Low Moisturizing Potential

If you use St. Tropez One Night Only 24 Hour Instant Bronzer for moisturizing purposes, please keep in mind that it provides relatively light moisturizing on its own, and, more importantly, it’s not optimal for any skin type.

On one hand, it has low occlusivity, which suits oily and combination skin. On the other hand, it has a low estimated concentration of humectants, which are essential for effective moisturizing of all skin types, including oily skin.

Therefore, if used as a standalone moisturizer, this product should be paired with a humectant-rich moisturizer for optimal skin hydration.

Pros & Cons of St. Tropez One Night Only 24 Hour Instant Bronzer

 
Here’s an overview of the pros and cons of St. Tropez One Night Only 24 Hour Instant Bronzer to help you decide if it’s the right choice for your skincare routine:
 

🟩 Pros:

Provides relatively light moisturizing on its own but can contribute to the moisturizing efficacy of any skincare routine
 

⭕ Cons: 

⚠️ Minimal moisturizing efficacy, even for oily skin - something to keep in mind if this is the only moisturizer in your routine
   

Summary: St. Tropez One Night Only 24 Hour Instant Bronzer

 
Based on the ingredient list analysis, CreamScan AI suggests that St. Tropez One Night Only 24 Hour Instant Bronzer
, as a moisturizer, provides relatively light hydration on its own but can enhance the moisturizing efficacy of any skincare routine.
 
That said, there are some things about St. Tropez One Night Only 24 Hour Instant Bronzer worth noting.
 
If you use St. Tropez One Night Only 24 Hour Instant Bronzer as your primary moisturizer, please keep in mind that it provides only light hydration, which isn’t actually ideal for any skin type. While its low occlusivity may work for oily and combination skin, it lacks sufficient humectants, which are vital for effective hydration of any skin type. Therefore, for optimal moisturizing results, it should be paired with a humectant-rich moisturizer.
 
📌 Fact check. At CreamScan, we are committed to accuracy and fairness. If you spot any errors or something that doesn’t seem right, please click here to let us know. We regularly update the ingredient lists and monitor the latest research on ingredient efficacy to ensure that our information remains as complete and precise as possible. The information provided here is for informational purposes only and does not substitute professional advice. We do not guarantee the efficacy or safety of any product, as individual results may vary.

 

Ingredient Breakdown

Est. % Ingredient Origin Functions
70
9
6
3
2.9
2.5
1
1
0.3
0.3
0.3
0.3
0.3
0.1
0.3
0.3
0.3
0.2
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
Est. %
Water
Function:
Origin:
Cyclopentasiloxane
Function:
Origin:
Hydrogenated Polyisobutene
Function:
Origin:
Sodium Acrylate/Sodium Acryloyldimethyl Taurate Copolymer
Function:
Origin:
PEG-60 Hydrogenated Castor Oil
Function:
Origin:
Trimethylsiloxysilicate
Function:
Origin:
Phenoxyethanol
Function:
Origin:
Isohexadecane
Function:
Origin:
Benzyl Alcohol
Function:
Origin:
Polysorbate 80
Function:
Origin:
Mica
Function:
Origin:
Disodium EDTA
Function:
Origin:
Fragrance
Function:
Origin:
Butylphenyl Methylpropional
Function:
Origin:
Benzyl Salicylate
Function:
Origin:
Triethoxycaprylylsilane
Function:
Origin:
Linalool
Function:
Origin:
Hydroxyisohexyl 3-Cyclohexene Carboxaldehyde
Function:
Origin:
Geraniol
Function:
Origin:
Citronellol
Function:
Origin:
Hexyl Cinnamal
Function:
Origin:
Cinnamyl Alcohol
Function:
Origin:
Eugenol
Function:
Origin:
Hydroxycitronellal
Function:
Origin:
Iron Oxides (CI 77492)
Function:
Origin:
Iron Oxides (CI 77499)
Function:
Origin:
Iron Oxides (CI 77491)
Function:
Origin:
Titanium Dioxide (CI 77891)
Function:
Origin:

Ratings

All humectants
0.0
None
Benchmark
10
All occlusives
2.5
2.5
Benchmark
20
Moisturizing rating
0.6
Ingredient Est. % Benchmark Raiting
Humectancy All humectants 0.0 10
0.0
None
Occlusivity All occlusives 2.5 20
1.2
2.5
Moisturizing rating
0.6
Ingredient Est. % Benchmark Humectancy
None
All humectants 0.0 10
0.0
All humectants
0.0
None
Benchmark
10
Ingredient Est. % Benchmark Occlusivity
2.5
All occlusives 2.5 20
1.2
All occlusives
2.5
2.5
Benchmark
20
Ingredient
Ingredient anti-wrinkle power
when present at, %
in this formula est. %
Rating
None
Total
0
None
Anti-wrinkle rating
0
Ingredient Est. % Benchmark
Rich in Antioxidants
None
All antioxidants 0 3 No
All antioxidants
0
None
Benchmark
3
Ingredient Est. % Benchmark
Rich in Soothing
None
All soothing 0 5 No
All soothing
0
None
Benchmark
5

Ingredients explained

Water
Est. %70
Function
Origin
WaterThe most used ingredient in skincare. Its concentration defines the product texture: rich creams may have about 50% of water while a light jelly about 90%. Water doesn’t moisturize the skin by itself and is used in skincare as a solvent for other ingredients.
Cyclopentasiloxane
Est. %9
Function
Origin
CyclopentasiloxaneA lightweight, fast-spreading emollient that leaves a very soft and silky after-feel on the skin. Supplied as a clear and colorless liquid, cyclopentasiloxane is often used as a solvent to dissolve other silicones in.
Hydrogenated Polyisobutene
Est. %6
Function
Origin
Hydrogenated PolyisobuteneA viscous liquid that makes a great oil base due to its smooth sensorial profile. It has emollient features, including good spreadability and little tack upon application. It also has the added benefit of being able to thicken products.
Sodium Acrylate/Sodium Acryloyldimethyl Taurate Copolymer
Est. %3
Function
Origin
Sodium Acrylate/Sodium Acryloyldimethyl Taurate CopolymerA multi-functional ingredient that forms a polymeric network, thereby thickening the formula and preventing other ingredients from shifting around.
PEG-60 Hydrogenated Castor Oil
Est. %2.9
Function
Origin
PEG-60 Hydrogenated Castor OilA white paste-like substance derived from castor oil that belongs to a group of ingredients called PEGs (polyethylene glycols). It acts as a perfume solubilizer that helps fragrance agents dissolve in water and as a cleansing agent.
Trimethylsiloxysilicate
Est. %2.5
Function
Origin
TrimethylsiloxysilicateAn occlusive moisturizing and emollient silicone resin that smoothes and softens the appearance of the skin. It also protects a product from rinsing away too easily with water, sweat, or friction.
Phenoxyethanol
Est. %1
Function
Origin
PhenoxyethanolThe most frequently used preservative in skincare. It is a clear, oil-like liquid synthetic substance that protects products from harmful bacteria and yeast, whilst still leaving skin microflora unharmed. It is confirmed by research to be harmless.
Isohexadecane
Est. %1
Function
Origin
IsohexadecaneA clear, colorless liquid that is commonly used as an emollient. It is made up of pure hydrocarbons and leaves a dry feeling on the skin upon application. It also increases the spreadability of a product.
Benzyl Alcohol
Est. %0.3
Function
Origin
Benzyl Alcohol

A multifunctional ingredient that is supplied as a clear, colorless liquid. Its main function is as a flavoring agent and fragrance. It also acts as a broad-spectrum preservative, solvent, and viscosity-controlling agent that thins the product.

Polysorbate 80
Est. %0.3
Function
Origin
Polysorbate 80A non-ionic surfactant, which means that it contains no chemical charges. It can be used as a mild cleansing agent in skin cleansing products but is more commonly used for its emulsifying abilities.
Mica
Est. %0.3
Function
Origin
MicaA mineral powder made up of silicates with several functions (the main one being as a colorant). It has a shimmery appearance, making it highly desirable in certain cosmetic products. Mica also helps the product to apply more smoothly.
Disodium EDTA
Est. %0.3
Function
Origin
Disodium EDTAA synthetic chelator that helps to maintain the look and smell of a product by 'locking up' troublesome metal ions.
Fragrance
Est. %0.3
Function
Origin
FragranceUnder trade secret law, manufacturers have the right not to disclose what exactly went into the fragrance and use the unspecific word Fragrance or Parfum instead. Many fragrances are highly allergenic.
Butylphenyl Methylpropional
Est. %0.1
Function
Origin
Butylphenyl Methylpropional

A synthetic fragrance ingredient used to recreate the scent of lilies, this ingredient also features fresh, green, and powdery notes. Butylphenyl Methylpropional was recently labeled as Toxic to Reproduction in the EU and will be banned in 2022.

Benzyl Salicylate
Est. %0.3
Function
Origin
Benzyl Salicylate

A fragrance ingredient with a sweet, floral, and slightly balsamic scent. It is one of the twenty-six fragrances that are considered allergens according to the International Fragrance Association (IFRA), and so its use is restricted.

Triethoxycaprylylsilane
Est. %0.3
Function
Origin
TriethoxycaprylylsilaneA binding and coating ingredient that allows pigments like iron oxides and mica to disperse better in oily environments. This leads to more vibrant colors.
Linalool
Est. %0.3
Function
Origin
LinaloolA fragrant, volatile compound naturally present in many essential oils. It has a pleasant scent and is often used in skincare products as a fragrance. People with sensitive skin should try to avoid it, or at least do a patch test before using it.
Hydroxyisohexyl 3-Cyclohexene Carboxaldehyde
Est. %0.2
Function
Origin
Hydroxyisohexyl 3-Cyclohexene Carboxaldehyde

A synthetic fragrance with a scent similar to that of Lily of the Valley. It is on the list of allergens according to the International Fragrance Association (IFRA), which means that its use should be restricted to minimize potential reactions.

Geraniol
Est. %0.3
Function
Origin
Geraniol

A fragrant, volatile, plant-based, liquid chemical that can be naturally found in many essential oils (specifically rose, palmarosa, citronella). It has a rose-like scent. It is a potential irritant and may cause an allergic reaction in some people.

Citronellol
Est. %0.3
Function
Origin
Citronellol

A fragrant compound found naturally in many essential oils (mainly lemongrass). It can have a lemon or a rose scent. People with sensitive skin should try to avoid products with citronellol, or at least do a patch test before using it.

Hexyl Cinnamal
Est. %0.3
Function
Origin
Hexyl Cinnamal

A synthetic scent ingredient that produces a jasmine-like fragrance. According to the International Fragrance Association (IFRA), hexyl cinnamal is a skin sensitizer and allergen and so its use in skincare should be limited.

Cinnamyl Alcohol
Est. %0.3
Function
Origin
Cinnamyl Alcohol

A naturally-found or synthetically produced component of fragrances. It smells sweet, spicy, and cinnamon-like. It is a known fragrance allergen, but not expected to be irritating when used below recommended limits.

Eugenol
Est. %0.3
Function
Origin
Eugenol

A fragrant liquid that can be found naturally in the essential oils derived from cloves, cinnamon, basil, and bay leaf. It has a spicy and warm scent. People with sensitive skin should consider doing a patch test first, as it is a potential irritant.

Hydroxycitronellal
Est. %0.3
Function
Origin
Hydroxycitronellal

A fragrant compound with a scent reminiscent of lilies and sweet tropical melon. It can be found in many different essential oils (such as palmarosa, ylang-ylang, and lemongrass essential oil) but is manufactured synthetically from citronellal.

Iron Oxides (CI 77492)
Est. %0.3
Function
Origin
Iron Oxides (CI 77492)Also known as iron (III) oxide, this ingredient is a yellow-colored pigment that can either be derived from minerals or produced synthetically. It adds yellow tones to cosmetic products.
Iron Oxides (CI 77499)
Est. %0.3
Function
Origin
Iron Oxides (CI 77499)A black colorant also known as black iron oxide used in a wide range of skincare products.
Iron Oxides (CI 77491)
Est. %0.3
Function
Origin
Iron Oxides (CI 77491)A red colorant also known as red iron oxide. This is an EU-approved colorant used in a wide variety of products.
Titanium Dioxide (CI 77891)
Est. %0.3
Function
Origin
Titanium Dioxide (CI 77891)One of two the most commonly used mineral sunscreens. It can absorb UV light, including UVB – which causes burning, tanning, and even skin cancer. Also used as a colorant, titanium dioxide gives a product a bright white color.