Educational guide
P.Calm Cato Cream Versus Biologique Recherche Crème Dermopurifiante Purifying Face Cream
P.Calm Cato Cream Versus Biologique Recherche Crème Dermopurifiante Purifying Face Cream This barrier-repair moisturizer is formulated around Niacinamide and Ceramide NP to strengthen the skin barrier and calm redness. This oil-control moisturizer is formulate
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P.Calm Cato Cream Versus Biologique Recherche Crème Dermopurifiante Purifying Face Cream
This barrier-repair moisturizer is formulated around Niacinamide and Ceramide NP to strengthen the skin barrier and calm redness.
This oil-control moisturizer is formulated around Niacinamide to balance excess oil and clear breakouts.
What's inside
Key Ingredients
Benefits
Concerns
Ingredients Side-by-side
Water
Glycerin
Butylene Glycol
Butylene Glycol Dicaprylate/Dicaprate
Pentaerythrityl Tetraisostearate
Vinyldimethicone
Cetyl Ethylhexanoate
Niacinamide
C14-22 Alcohols
Phenyl Trimethicone
Behenyl Alcohol
Hydrogenated Vegetable Oil
Stearic Acid
Arachidyl Alcohol
Glyceryl Caprylate
C12-20 Alkyl Glucoside
Cetearyl Alcohol
Caprylyl Glycol
Arachidyl Glucoside
Carbomer
Arginine
Palmitic Acid
Allantoin
Silica
Polyacrylate-13
Ammonium Acryloyldimethyltaurate/Vp Copolymer
Tocopherol
Hydrogenated Lecithin
Ethylhexylglycerin
Adenosine
Hydrogenated Polyisobutene
Ceramide NP
1,2-Hexanediol
Tocopheryl Acetate
Cholesterol
Squalane
Bisabolol
Macadamia Ternifolia Seed Oil
Dimethicone
Polyglyceryl-10 Laurate
Ethylhexyl Palmitate
Octyldodecanol
Glucose
Brassica Campestris Sterols
Oleic Acid
Sorbitan Isostearate
T-Butyl Alcohol
Arachidic Acid
Sodium Hyaluronate
Ribes Nigrum Seed Oil
Myristic Acid
Glutathione
Caesalpinia Spinosa Fruit Extract
Asiaticoside
Madecassic Acid
Asiatic Acid
Helianthus Annuus Seed Oil Unsaponifiables
Kappaphycus Alvarezii Extract
Lactobacillus Ferment Lysate
Lactobacillus Ferment
Helianthus Annuus Seed Oil
Cardiospermum Halicacabum Flower/Leaf/Vine Extract
Rosmarinus Officinalis Leaf Extract
Water, Glycerin, Butylene Glycol, Butylene Glycol Dicaprylate/Dicaprate, Pentaerythrityl Tetraisostearate, Vinyldimethicone, Cetyl Ethylhexanoate, Niacinamide, C14-22 Alcohols, Phenyl Trimethicone, Behenyl Alcohol, Hydrogenated Vegetable Oil, Stearic Acid, Arachidyl Alcohol, Glyceryl Caprylate, C12-20 Alkyl Glucoside, Cetearyl Alcohol, Caprylyl Glycol, Arachidyl Glucoside, Carbomer, Arginine, Palmitic Acid, Allantoin, Silica, Polyacrylate-13, Ammonium Acryloyldimethyltaurate/Vp Copolymer, Tocopherol, Hydrogenated Lecithin, Ethylhexylglycerin, Adenosine, Hydrogenated Polyisobutene, Ceramide NP, 1,2-Hexanediol, Tocopheryl Acetate, Cholesterol, Squalane, Bisabolol, Macadamia Ternifolia Seed Oil, Dimethicone, Polyglyceryl-10 Laurate, Ethylhexyl Palmitate, Octyldodecanol, Glucose, Brassica Campestris Sterols, Oleic Acid, Sorbitan Isostearate, T-Butyl Alcohol, Arachidic Acid, Sodium Hyaluronate, Ribes Nigrum Seed Oil, Myristic Acid, Glutathione, Caesalpinia Spinosa Fruit Extract, Asiaticoside, Madecassic Acid, Asiatic Acid, Helianthus Annuus Seed Oil Unsaponifiables, Kappaphycus Alvarezii Extract, Lactobacillus Ferment Lysate, Lactobacillus Ferment, Helianthus Annuus Seed Oil, Cardiospermum Halicacabum Flower/Leaf/Vine Extract, Rosmarinus Officinalis Leaf Extract
Propylene Glycol
Dicaprylyl Carbonate
Sucrose Polystearate
C10-18 Triglycerides
Cetyl Alcohol
Polyamide-5
Arctium Lappa Root Extract
Betula Alba Bark Extract
Enantia Chlorantha Bark Extract
Equisetum Arvense Extract
Mimosa Tenuiflora Bark Extract
Hedera Helix Leaf/Stem Extract
Fucus Vesiculosus Extract
Centella Asiatica Extract
Spiraea Ulmaria Extract
Arnica Montana Flower Extract
Rosa Canina Fruit Extract
Achillea Millefolium Extract
Aesculus Hippocastanum Seed Extract
Lavandula Angustifolia Flower Extract
Thymus Vulgaris Flower/Leaf Extract
Myrtus Communis Extract
Allium Cepa Bulb Extract
Commiphora Myrrha Resin Extract
Oleanolic Acid
Glycine Soja Oil
Yeast Extract
Citric Acid
Sodium Stearoyl Glutamate
Polyacrylate Crosspolymer-6
Phenoxyethanol
Sodium Benzoate
Potassium Sorbate
Sorbic Acid
Water, Propylene Glycol, Glycerin, Dicaprylyl Carbonate, Butylene Glycol, Sucrose Polystearate, C10-18 Triglycerides, Cetyl Alcohol, 1,2-Hexanediol, Niacinamide, Polyamide-5, Arctium Lappa Root Extract, Betula Alba Bark Extract, Enantia Chlorantha Bark Extract, Equisetum Arvense Extract, Mimosa Tenuiflora Bark Extract, Hedera Helix Leaf/Stem Extract, Fucus Vesiculosus Extract, Centella Asiatica Extract, Spiraea Ulmaria Extract, Arnica Montana Flower Extract, Rosa Canina Fruit Extract, Achillea Millefolium Extract, Aesculus Hippocastanum Seed Extract, Lavandula Angustifolia Flower Extract, Thymus Vulgaris Flower/Leaf Extract, Myrtus Communis Extract, Allium Cepa Bulb Extract, Commiphora Myrrha Resin Extract, Oleanolic Acid, Glycine Soja Oil, Yeast Extract, Citric Acid, Tocopherol, Sodium Stearoyl Glutamate, Hydrogenated Polyisobutene, Polyacrylate Crosspolymer-6, T-Butyl Alcohol, Caprylyl Glycol, Phenoxyethanol, Sodium Benzoate, Potassium Sorbate, Sorbic Acid
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Alternatives
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
1,2-Hexanediol is a synthetic liquid and another multi-functional powerhouse.
It is a:
Humectant, drawing moisture into the skin
Emollient, helping to soften skin
Solvent, dispersing and stabilizing formulas
Preservative booster, enhancing the antimicrobial activity of other preservatives
Butylene Glycol (or BG) is used within cosmetic products for a few different reasons:
Overall, Butylene Glycol is a safe and well-rounded ingredient that works well with other ingredients.
Though this ingredient works well with most skin types, some people with sensitive skin may experience a reaction such as allergic rashes, closed comedones, or itchiness.
Caprylyl Glycol is a humectant, skin conditioner, emollient, and preservative booster derived from either caprylic acid or synthetically created.
Typical use levels vary from 0.3-1% as a preservative booster and go up to 2% to condition skin.
Because it is not a free-fatty acid, this ingredient is fungal acne safe (there's nothing for Malassezia to feed on).
Glycerin (or glycerol) is a compound naturally found in your skin. It's a powerhouse humectant that pulls water into the stratum corneum.
Topically, glycerin does several things at once:
Your skin makes glycerin on its own (mostly from sebaceous oil breakdown) and shuttles it to your outermost layer of skin, or your epidermis, via aquaporin-3.
Aquaporin-3 is a transporter that is essential for normal skin hydration, elasticity, and repair. Interestingly, mice lacking in AQP3 have dry and less elastic skin that can be fully corrected with glycerin.
This ingredient is non-irritating, plays well with almost every ingredient, and works across all skin types. Typical use is anywhere between 3-10% but can go up to 79% in some leave-on products.
Just know very high concentrations (>40%) can feel tacky in low humidity.
Glycerin is the name for this ingredient in American English. British English uses Glycerol/Glycerine.
Hydrogenated Polyisobutene is a synthetic polymer. Polymers are compounds with high molecular weight. Hydrogenated Polyisobutene is an emollient and texture enhancer.
In one study, Hydrogenated Polyisobutene showed better skin hydration levels than Caprylic/Capric Triglyceride. As an emollient, it helps keep your skin soft and hydrated by trapping moisture in.
Hydrogenated Polyisobutene is often used as a mineral oil replacement.
Niacinamide is a multitasking form of vitamin B3 that strengthens the skin barrier, reduces pores and dark spots, regulates oil, and improves signs of aging.
And the best part? It's gentle and well-tolerated by most skin types, including sensitive and reactive skin.
You might have heard of "niacin flush", or the reddening of skin that causes itchiness. Niacinamide has not been found to cause this.
In very rare cases, some individuals may not be able to tolerate niacinamide at all or experience an allergic reaction to it.
If you are experiencing flaking, irritation, and dryness with this ingredient, be sure to double check all your products as this ingredient can be found in all categories of skincare.
When incorporating niacinamide into your routine, look out for concentration amounts. Typically, 5% niacinamide provides benefits such as fading dark spots. However, if you have sensitive skin, it is better to begin with a smaller concentration.
When you apply niacinamide to your skin, your body converts it into nicotinamide adenine dinucleotide (NAD). NAD is an essential coenzyme that is already found in your cells as "fuel" and powers countless biological processes.
In your skin, NAD helps repair cell damage, produce new healthy cells, support collagen production, strengthen the skin barrier, and fight environmental stressors (like UV and pollution).
Our natural NAD levels start to decline with age, leading to slower skin repair, visible aging, and a weaker skin barrier. By providing your skin niacinamide, you're recharging your skin's NAD levels. This leads to stronger, healthier, and younger looking skin.
Another name for vitamin B3 is nicotinamide. This vitamin is water-soluble and our bodies don't store it. We obtain Vitamin B3 from either food or skincare. Meat, fish, wheat, yeast, and leafy greens contain vitamin B3.
The type of niacinamide used in skincare is synthetically created.
T-Butyl Alcohol (aka tert-butanol) is a small, clear, camphor-smelling alcohol.
It has two main jobs:
On the safety side, it's well-studied and has a solid track record. Human repeat-insult patch testing showed no skin irritation or sensitization even at 100%.
Typical use levels are pretty tiny, usually less than 1%.
You might see some fear-mongering around this ingredient:
Studies in male rats showed kidney effects but that's because of a rat-specific protein that humans don't make. So this study isn't really relevant to humans.
Though it's not a typical fragrance like parfum, it does have a natural scent. That's why the official COSIng database lists it as 'perfuming' ingredient. It can be used to modify the scent of a formula.
Tocopherol is a fat-soluble antioxidant known as Vitamin E.
You'll find this ingredient in the vast majority of skincare (for good reason). It works to neutralize free radicals, or unstable molecules generated by UV exposure, pollution, and other environmental stressors, before they can cause oxidative damage to your skin cells.
Topically applied tocopherol has been shown to protect against UV damage by ramping up the skin's own natural defense enzymes.
It also acts as a skin conditioning agent; some studies show that regular topical use can improve the skin's water-binding capacity over 2-4 weeks.
This ingredient is especially loved for being a team player. When combined with Vitamin C, the photoprotective effect of both ingredients roughly doubles and the combo also helps reduce UV-induced DNA damage.
This ingredient has some brightening potential but it's more of a prevention ingredient than spot-fader. Cell studies show it can slow down melanin production but it's worth noting that it's not the most powerful brightener out there.
In formulations, it also serves as a stabilizer that helps protect other oxidation-prone ingredients from degrading.
Concentrations usually range from 0.1-1% in most leave-on products.
Water. It's the most common cosmetic ingredient of all. You'll usually see it at the top of ingredient lists, meaning that it makes up the largest part of the product.
So why is it so popular? Water most often acts as a solvent - this means that it helps dissolve other ingredients into the formulation.
You'll also recognize water as that liquid we all need to stay alive. If you see this, drink a glass of water. Remember to stay hydrated!