Biologique Recherche Collagene Marin Moisturizing and Firming Serum for the Face Ingredients + Evidence-Based Efficacy Review

Biologique Recherche Collagene Marin Moisturizing and Firming Serum for the Face Ingredients

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Full Ingredient List (INCI):

Water, Hydrolyzed Collagen, Phenoxyethanol, Ethylhexylglycerin

Review

Does Biologique Recherche Collagene Marin Moisturizing and Firming Serum for the Face Work?

According to CreamScan's analysis of the ingredient list, here’s what Biologique Recherche Collagene Marin Moisturizing and Firming Serum for the Face has to offer:

✅ Light moisturizing. It has a moisturizing rating of 3.5 out of 10.

Key Benefits of Biologique Recherche Collagene Marin Moisturizing and Firming Serum for the Face

These are the key benefits you can expect from using Biologique Recherche Collagene Marin Moisturizing and Firming Serum for the Face:

🔵 Lightweight Purely Humectant Moisturizer Well-Suited for Oily Skin

According to CreamScan analysis, Biologique Recherche Collagene Marin Moisturizing and Firming Serum for the Face is lightly moisturizing, with a moisturizing rating of 3.5 out of 10.

Is it more humectant or occlusive? Purely humectant. It has zero occlusivity (we didn't find any occlusive ingredients on the ingredient list) and a high humectancy of 7.0 out of 10, primarily due to the high content of Hydrolyzed Collagen (est. ≈6.0%).

This humectant-rich product, when used alone as a moisturizer, is well-suited for oily skin, providing moderate hydration in a lightweight, fast-absorbing formula without any occlusive ingredients.

📌 Certain studies suggest that humectants alone may not effectively moisturize the skin. If you use this product as your only moisturizer, we recommend following it with one that contains at least some occlusive ingredients.

💧 A Humectant Enhancement for Any Skincare Routine

But it’s not limited to oily skin - such a humectant enhancement will also positively contribute to the moisturizing efficacy of any skincare routine when used as a step before applying the main moisturizer. This type of formulation is typically used in serums, where a light, fast-absorbing texture is key.

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: Biologique Recherche Collagene Marin Moisturizing and Firming Serum for the Face

CreamScan identified a few things to consider before adding Biologique Recherche Collagene Marin Moisturizing and Firming Serum for the Face to your skincare routine:

⚠️ If It’s Your Only Moisturizer, It Needs to Be Paired with Some Occlusives

While humectants are highly effective at attracting water to the skin, studies (J. N. Kraft, C. W. Lynde) suggest they may not be efficient when used alone.

One major drawback of purely humectant moisturization is that the water attracted by humectants to the upper layers of the skin can evaporate completely into the environment through transepidermal water loss (TEWL). Adding occlusive ingredients helps seal this moisture into the skin and prevent further water loss.

If you’re using Biologique Recherche Collagene Marin Moisturizing and Firming Serum for the Face as your only moisturizer, consider pairing it with one that contains at least some occlusive ingredients, such as oils, butters, or silicones. These work alongside humectants to create a protective barrier, locking in hydration and ensuring longer-lasting moisturization. The amount of occlusive needed depends on your skin type - the drier the skin, the more occlusives it requires.

If this product is used not as a standalone moisturizer but as part of your skincare routine, such as a toner or serum, it should be applied before your main moisturizer (unless it's a sunscreen), which will provide the necessary occlusivity on top of it.

Pros & Cons of Biologique Recherche Collagene Marin Moisturizing and Firming Serum for the Face

Here’s an overview of the pros and cons of Biologique Recherche Collagene Marin Moisturizing and Firming Serum for the Face to help you decide if it’s the right choice for your skincare routine:

🟩 Pros:

✅ When used alone: Provides humectant-rich moisturizing well-suited for oily skin

✅ As part of a routine: A humectant moisturizing enhancement, beneficial for any skin type

✅ Lightweight texture

⭕ Cons:

⚠️ Only if used as a standalone moisturizer - it needs to be paired with occlusives to seal in humectants

Summary: Biologique Recherche Collagene Marin Moisturizing and Firming Serum for the Face

Based on the ingredient list analysis, CreamScan AI suggests that Biologique Recherche Collagene Marin Moisturizing and Firming Serum for the Face

, when used alone, delivers lightweight, humectant-rich moisturizing that is well-suited for oily skin. As part of a moisturizing routine, it provides a humectant enhancement, beneficial for all skin types.

That said, there are some things about Biologique Recherche Collagene Marin Moisturizing and Firming Serum for the Face worth noting.

Looking at its moisturizing profile, we found that it doesn’t contain any occlusive ingredients, potentially allowing the moisture attracted to the skin by humectants to evaporate. Therefore, if it’s used as the only moisturizer in a routine, it’s recommended to pair it with one that contains at least some occlusive ingredients, such as oils, butters, or silicones.

📌 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.

Est. % The Estimated % is our algorithm-based assumption about an ingredient's concentration in a formula. Learn more The Estimated % is our algorithm-based assumption about an ingredient's concentration in a formula. Learn more	Ingredient	Origin	Functions
92	Water The 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. Water The 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.	Naturally occurring These are ingredients initially present in nature, such as elements (Zinc, Gold, or Silver), minerals, or water. Naturally occurring These are ingredients initially present in nature, such as elements (Zinc, Gold, or Silver), minerals, or water.	Formula helper Solvent – a liquid that dissolves other ingredients. Formula helper Solvent – a liquid that dissolves other ingredients.
6	Hydrolyzed Collagen A humectant, film-forming, and emollient mixture of various proteins and peptides that were created by cutting the huge molecules of normal collagen into smaller pieces for better absorption. It also has some antioxidant properties. Hydrolyzed Collagen A humectant, film-forming, and emollient mixture of various proteins and peptides that were created by cutting the huge molecules of normal collagen into smaller pieces for better absorption. It also has some antioxidant properties.	Animal Ingredients derived from animals (including birds, fish, crustaceans, mollusks, and insects) or produced by animals (e.g. dairy- and egg-derived ingredients, bee products, silk, pearls, etc.) Animal Ingredients derived from animals (including birds, fish, crustaceans, mollusks, and insects) or produced by animals (e.g. dairy- and egg-derived ingredients, bee products, silk, pearls, etc.)	Moisturizing (Humectant) Humectants are moisturizing ingredients that draw moisture to the skin, either from deeper layers or from the environment (when it's humid). Moisturizing (Humectant) Humectants are moisturizing ingredients that draw moisture to the skin, either from deeper layers or from the environment (when it's humid). Emollient Emollients fill the micro-cracks in the skin and leave it feeling soft and pleasant to the touch. Emollients are often mistakenly perceived as moisturizing ingredients. Emollient Emollients fill the micro-cracks in the skin and leave it feeling soft and pleasant to the touch. Emollients are often mistakenly perceived as moisturizing ingredients. Formula helper Antistatic – reduces electric charge buildup. Film-forming – creates a film to increase wear time. Formula helper Antistatic – reduces electric charge buildup. Film-forming – creates a film to increase wear time.
1	Phenoxyethanol The 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. Phenoxyethanol The 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.	Synthetic All kinds of ingredients formulated or produced by a chemical process, or those that have a chemical modification in their structure. Synthetic All kinds of ingredients formulated or produced by a chemical process, or those that have a chemical modification in their structure.	Antimicrobial Antimicrobials prevent the growth of harmful microorganisms on the skin. Antimicrobial Antimicrobials prevent the growth of harmful microorganisms on the skin. Preservative Preservatives prevent the growth of bacteria and fungi in a product. Preservative Preservatives prevent the growth of bacteria and fungi in a product.
1	Ethylhexylglycerin A preservative booster derived from glycerin. It is commonly paired with other preservatives to improve their efficacy. Ethylhexylglycerin is also a humectant due to its chemical base of glycerin. Ethylhexylglycerin A preservative booster derived from glycerin. It is commonly paired with other preservatives to improve their efficacy. Ethylhexylglycerin is also a humectant due to its chemical base of glycerin.	Synthetic All kinds of ingredients formulated or produced by a chemical process, or those that have a chemical modification in their structure. Synthetic All kinds of ingredients formulated or produced by a chemical process, or those that have a chemical modification in their structure.	Moisturizing (Humectant) Humectants are moisturizing ingredients that draw moisture to the skin, either from deeper layers or from the environment (when it's humid). Moisturizing (Humectant) Humectants are moisturizing ingredients that draw moisture to the skin, either from deeper layers or from the environment (when it's humid). Preservative Preservatives prevent the growth of bacteria and fungi in a product. Preservative Preservatives prevent the growth of bacteria and fungi in a product.

Water

Function:

Origin:

Hydrolyzed Collagen

Function:

Origin:

Phenoxyethanol

Function:

Origin:

Ethylhexylglycerin

Function:

Origin:

Ratings

Hydrolyzed Collagen

Ethylhexylglycerin

Benchmark

None

Benchmark

Moisturizing rating

3.5

Ingredient		Est. %	Benchmark Sciense based points to which we compare all humectants and all occlusives in a product to calculate its Humectancy and Occlusivity. Sciense based points to which we compare all humectants and all occlusives in a product to calculate its Humectancy and Occlusivity.	Raiting
Humectancy	All humectants	7	10	7.0
	Hydrolyzed Collagen A humectant, film-forming, and emollient mixture of various proteins and peptides that were created by cutting the huge molecules of normal collagen into smaller pieces for better absorption. It also has some antioxidant properties. Hydrolyzed Collagen A humectant, film-forming, and emollient mixture of various proteins and peptides that were created by cutting the huge molecules of normal collagen into smaller pieces for better absorption. It also has some antioxidant properties.	6
	Ethylhexylglycerin A preservative booster derived from glycerin. It is commonly paired with other preservatives to improve their efficacy. Ethylhexylglycerin is also a humectant due to its chemical base of glycerin. Ethylhexylglycerin A preservative booster derived from glycerin. It is commonly paired with other preservatives to improve their efficacy. Ethylhexylglycerin is also a humectant due to its chemical base of glycerin.	1
Occlusivity	All occlusives	0.0	20	0.0
	None
Moisturizing rating				3.5

Ingredient	Est. %	Benchmark According to various studies, a formula made up of 10% humectants will significantly increase skin hydration. Some studies also suggest that any further icrease in the consentration of humectants does not translate inty any more hydration and may even be dehydrating. To achieve maximum Humectancy, the product should have humectants with a total score of 10 and more. According to various studies, a formula made up of 10% humectants will significantly increase skin hydration. Some studies also suggest that any further icrease in the consentration of humectants does not translate inty any more hydration and may even be dehydrating. To achieve maximum Humectancy, the product should have humectants with a total score of 10 and more.	Humectancy
Hydrolyzed Collagen A humectant, film-forming, and emollient mixture of various proteins and peptides that were created by cutting the huge molecules of normal collagen into smaller pieces for better absorption. It also has some antioxidant properties. Hydrolyzed Collagen A humectant, film-forming, and emollient mixture of various proteins and peptides that were created by cutting the huge molecules of normal collagen into smaller pieces for better absorption. It also has some antioxidant properties.	6
Ethylhexylglycerin A preservative booster derived from glycerin. It is commonly paired with other preservatives to improve their efficacy. Ethylhexylglycerin is also a humectant due to its chemical base of glycerin. Ethylhexylglycerin A preservative booster derived from glycerin. It is commonly paired with other preservatives to improve their efficacy. Ethylhexylglycerin is also a humectant due to its chemical base of glycerin.	1
All humectants	7	10	7

Hydrolyzed Collagen

Ethylhexylglycerin

Benchmark

Ingredient	Est. %	Benchmark The most occlusive product possible is 100% petrolatum (hello Vaseline Jelly). According to studies, hovewer, even 10% petrolatum can achieve almost the same mosturizing effect. The occlusive properties of petrolatum are at least twice as superior as other occlusive ingredients. This is why, in order to match the moisturizing efficacy of 10% petrolatum, a product needs to contain at least 20% of other occlusives. Our benchmark for maximum Occlusivity is 20 (and the petrolatum score is always doubled). The most occlusive product possible is 100% petrolatum (hello Vaseline Jelly). According to studies, hovewer, even 10% petrolatum can achieve almost the same mosturizing effect. The occlusive properties of petrolatum are at least twice as superior as other occlusive ingredients. This is why, in order to match the moisturizing efficacy of 10% petrolatum, a product needs to contain at least 20% of other occlusives. Our benchmark for maximum Occlusivity is 20 (and the petrolatum score is always doubled).	Occlusivity
None
All occlusives	0.0	20	0.0

None

Benchmark

Ingredient	Ingredient anti-wrinkle power Shows on a scale of 0-10 how effective an ingredient is at reducing wrinkles. Both the Reported Efficacy of the ingredient and the Strength of Evidence are taken into account. Shows on a scale of 0-10 how effective an ingredient is at reducing wrinkles. Both the Reported Efficacy of the ingredient and the Strength of Evidence are taken into account.	when present at, %	in this formula est. %	Rating
None
Total				0

None

Anti-wrinkle rating

Ingredient	Est. %	Benchmark It differs from one antioxidant ingredient to another, but, on average, the research suggests that topically applied antioxidants are effective in consentrations of 3% or above. Any product with a total antioxidant score of 3 or more is considered to be reach in antioxidants. It differs from one antioxidant ingredient to another, but, on average, the research suggests that topically applied antioxidants are effective in consentrations of 3% or above. Any product with a total antioxidant score of 3 or more is considered to be reach in antioxidants.	Rich in Antioxidants
None
All antioxidants	0	3	No

None

Benchmark

Ingredient	Est. %	Benchmark The effective concentration of soothing ingredients varies, but we consider a product rich in soothing ingredients if their estimated concentration is equal to or higher than 5%. The effective concentration of soothing ingredients varies, but we consider a product rich in soothing ingredients if their estimated concentration is equal to or higher than 5%.	Rich in Soothing
None
All soothing	0	5	No

None

Benchmark

Ingredients explained

Water
Est. %	92
Function	Solvent Solvent – a liquid that dissolves other ingredients. Solvent Solvent – a liquid that dissolves other ingredients.
Origin	Naturally occurring These are ingredients initially present in nature, such as elements (Zinc, Gold, or Silver), minerals, or water. Naturally occurring These are ingredients initially present in nature, such as elements (Zinc, Gold, or Silver), minerals, or water.

The 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.

Hydrolyzed Collagen
Est. %	6
Function	Moisturizing (Humectant), Humectants are moisturizing ingredients that draw moisture to the skin, either from deeper layers or from the environment (when it's humid). Moisturizing (Humectant), Humectants are moisturizing ingredients that draw moisture to the skin, either from deeper layers or from the environment (when it's humid). Emollient, Emollients fill the micro-cracks in the skin and leave it feeling soft and pleasant to the touch. Emollients are often mistakenly perceived as moisturizing ingredients. Emollient, Emollients fill the micro-cracks in the skin and leave it feeling soft and pleasant to the touch. Emollients are often mistakenly perceived as moisturizing ingredients. Antistatic, Antistatic – reduces electric charge buildup. Antistatic, Antistatic – reduces electric charge buildup. Film-Forming Film-forming – creates a film to increase wear time. Film-Forming Film-forming – creates a film to increase wear time.
Origin	Animal Ingredients derived from animals (including birds, fish, crustaceans, mollusks, and insects) or produced by animals (e.g. dairy- and egg-derived ingredients, bee products, silk, pearls, etc.) Animal Ingredients derived from animals (including birds, fish, crustaceans, mollusks, and insects) or produced by animals (e.g. dairy- and egg-derived ingredients, bee products, silk, pearls, etc.)

A humectant, film-forming, and emollient mixture of various proteins and peptides that were created by cutting the huge molecules of normal collagen into smaller pieces for better absorption. It also has some antioxidant properties.

Phenoxyethanol
Est. %	1
Function	Antimicrobial, Antimicrobials prevent the growth of harmful microorganisms on the skin. Antimicrobial, Antimicrobials prevent the growth of harmful microorganisms on the skin. Preservative Preservatives prevent the growth of bacteria and fungi in a product. Preservative Preservatives prevent the growth of bacteria and fungi in a product.
Origin	Synthetic All kinds of ingredients formulated or produced by a chemical process, or those that have a chemical modification in their structure. Synthetic All kinds of ingredients formulated or produced by a chemical process, or those that have a chemical modification in their structure.

The 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.

Ethylhexylglycerin
Est. %	1
Function	Moisturizing (Humectant), Humectants are moisturizing ingredients that draw moisture to the skin, either from deeper layers or from the environment (when it's humid). Moisturizing (Humectant), Humectants are moisturizing ingredients that draw moisture to the skin, either from deeper layers or from the environment (when it's humid). Preservative Preservatives prevent the growth of bacteria and fungi in a product. Preservative Preservatives prevent the growth of bacteria and fungi in a product.
Origin	Synthetic All kinds of ingredients formulated or produced by a chemical process, or those that have a chemical modification in their structure. Synthetic All kinds of ingredients formulated or produced by a chemical process, or those that have a chemical modification in their structure.

A preservative booster derived from glycerin. It is commonly paired with other preservatives to improve their efficacy. Ethylhexylglycerin is also a humectant due to its chemical base of glycerin.