Seomse
GLOSSARY — Simplicity becomes science
Seomse™
Signature ingredients
Our star ingredients are the ingredients that give direction to each formula: those that structure the desired cosmetic objective (radiance, hydration, comfort, smoother-looking skin texture, clearer-looking skin).
At Seomse, an active ingredient never works "alone": what matters is the synergy , the tolerance , the texture , and the regularity of use. That's why we clearly highlight them and indicate where to find them in the catalog—to help you build a more coherent and stable routine.
Caffeine
- Popular name : Caffeine (cooling effect, more “awake” look)
- INCI name : Caffeine
- What it's used for : This ingredient is known for its visual decongestant effect and its "fresh" look. Useful when you're looking for a cleaner/less "tired" appearance.
- Caffeine Booster Gel
Ginkgo
- Popular name : Ginkgo (botanical antioxidant)
- INCI Name : Ginkgo Biloba (Ginkgo) Leaf Extract
- What it's for : A plant extract rich in antioxidant compounds, used to help preserve radiance and support the skin against daily aggressors (pollution, stress, etc.). Also useful as a "support" in a routine seeking greater stability.
- Seomse Products : Ginkgo Antioxidant Booster Gel ; Niacinamide 5% Moisturizing Gel ;Anti-Aging Peptide Serum
Glycolic acid (AHA)
- Popular name : Glycolic acid (exfoliating AHA)
- INCI Name : Glycolic Acid
- What it's for : A leading AHA for visually smoothing skin texture , helping to even out skin tone , and restoring radiance. Introduce gradually (and use SPF during the day).
- Seomse Products : 5% Glycolic Acid Exfoliating Toner
Betaine
- Common name : Betaine (osmolyte, anti-discomfort)
- INCI name : Betaine
- What it is used for : “smart” humectant: helps the skin retain water and better tolerate active formulas (acids, alcohol), reducing the feeling of tightness.
- Seomse Products : Glycolic Acid 5% Exfoliating Toner ; Oil-Free Moisturizing Gel
Fermented lysate (postbiotic)
- Popular name : Ferment lysate / “postbiotic”
- INCI Name : Lactobacillus Ferment Lysate
- What it's used for: It's used to support skin balance and comfort, especially when the skin is "unstable" (overly active routine, dehydration, discomfort). It's not a live probiotic: it's a lysate .
- Seomse Products : Bioactive Prebiotic Jelly Serum
Hydrolyzed hyaluronic acid
- Common name : Hydrolyzed hyaluronic acid (small fractions)
- INCI name : Hydrolyzed Hyaluronic Acid
- What it's used for : A form of hyaluronic acid often used to boost hydration and improve comfort with a lighter feel. Complementary to other forms of hyaluronic acid.
- Seomse Products : Bioactive Prebiotic Jelly Serum ; Moisturizing Cream for Sensitive Skin ; Vitamin C Serum ;Anti-Aging Peptide Serum ; Retinol Alternative Serum ; Double Hydration Gel
Sodium PCA
- Popular name : Sodium PCA (natural moisturizing factor, NMF)
- INCI Name : Sodium PCA
- What it's for : A very useful physiological humectant for effective yet light hydration. Helps the skin retain moisture and maintain a feeling of comfort (perfect for layering).
- Seomse Products : Glycolic Tonic 5% ; Prebiotic Jelly Serum ; Sensitive Skin Cream ; Vitamin C Serum ;Anti-Aging Peptide Serum ; Double Hydration Gel ; Anti-Blemish Treatment
Aloe vera
- Popular name : Aloe vera (comfort, water-based)
- INCI name : Aloe Barbadensis (Aloe) Leaf Juice
- What it's for : a water-based plant extract that improves comfort , a "calming" feel, and glide. Very useful for supporting hydration in gel/cream textures.
- Seomse Products : BiPhasic Makeup Remover ; Sensitive Skin Cream ;Anti-Aging Peptide Serum ; Retinol Alternative Serum ; Double Hydration Gel ; Oil-Free Moisturizing Gel ; Anti-Blemish Treatment
Niacinamide (vitamin B3)
- Common name : Niacinamide (vitamin B3)
- INCI name : Niacinamide
- What it does : This key active ingredient helps support the skin barrier , improves the visual evenness of the complexion, and helps reduce shine (depending on your routine and skin tolerance). May cause a temporary warming/redness sensation in some individuals.
- Seomse Products : Niacinamide 5% Moisturizing Gel
Ascorbyl Glucoside (stabilized vitamin C)
- Popular name : Stabilized Vitamin C (gradual release)
- INCI name : Ascorbyl Glucoside
- What it's for : Vitamin C derivative known to help revive radiance , support a more visually even complexion and provide antioxidant support (progressive, regularity > instant promise).
- Seomse Products : Vitamin C Serum (Ascorbyl Glucoside 2%)
Tocopherol (vitamin E)
- Common name : Vitamin E (oil antioxidant)
- INCI name : Tocopherol
- What it does : protects the oily phases from oxidation, contributes to the stability and comfort of lipid-rich skincare products. Bonus for your routine: a subtle but useful base antioxidant.
- Seomse Products : BiPhasic Makeup Remover ; Sensitive Skin Cream ; Vitamin C Serum ;Anti-Aging Peptide Serum ; Retinol Alternative Serum ; Soothing Facial Oil ; Anti-Blemish Treatment
Hexapeptide-11
- Popular name : Peptide (supports firmness/visual texture)
- INCI Name : Hexapeptide-11
- What it's for : A peptide used to help improve appearance (smoother skin, perceived firmness, visual texture). Think of it as a "regularity" active ingredient, not a "miracle in 48 hours".
- Seomse Products :Anti-Aging Peptide Serum
Lactic acid (AHA)
- Popular name : Lactic acid (AHA, radiance + smoothness)
- INCI name : Lactic Acid
- What it's used for : depending on the dosage, it can be used to exfoliate (brightness/texture) or to adjust pH and promote a softer feel. When used in peels, it's a powerful active ingredient that should be introduced with caution.
- Seomse Products : 10% AHA Peeling Concentrate ; BiPhasic Makeup Remover ; Retinol Alternative Serum ; Double Hydration Gel
Bakuchiol
- Popular name : Bakuchiol (often presented as “retinol-like”)
- INCI name : Bakuchiol
- What it is used for : an active ingredient of plant origin often used for a gentle anti-aging approach (visual texture, smoother appearance), with generally a tolerance perceived as simpler than some retinoids.
- Seomse Products : The Natural Alternative to Retinol Serum
Salicylic acid (BHA)
- Common name : Salicylic acid (BHA, pores/blemishes)
- INCI Name : Salicylic Acid
- What it's for : Lipophilic exfoliant (BHA): helps improve the appearance of pores , limit the buildup that causes blemishes, and achieve visually clearer skin. Can be drying if overused → use sparingly and sparingly.
- Seomse Products : Anti-Blemish Treatment
Seomse™
Humectants: intelligent hydration at the heart of the formula
Butylene glycol
Butylene glycol, a humectant and mild solvent, helps maintain hydration while improving the glide and distribution of the formula, resulting in a more even application and a more pleasant texture for everyday use.
Glycerin
Glycerin , a key ingredient in hydration, attracts water and helps improve comfort, contributing to skin that appears less dry and more supple. It plays a fundamental role in formulas that seek reliable and consistent hydration.
Glucose
Glucose, a sugar naturally present in the skin and in many plants, is used to support moisture retention and comfort. It provides gentle hydration and contributes to a calmer, more balanced skin feeling.
glucuronic acid
Glucuronic acid , an acidic sugar used to support hydration and a clearer skin feel, helps the formula work on comfort and suppleness, with a "balancing" approach rather than an immediate dramatic effect.
Pentylene glycol
Pentylene glycol, a versatile humectant that helps limit dehydration and maintain a more stable and pleasant texture, provides convenient daily hydration and often contributes to a softer skin feel.
Propanediol
Propanediol, a humectant/solvent often of plant origin, helps to hydrate while improving spreadability and sensory penetration. It makes the formula more fluid and contributes to consistent comfort without feeling heavy.
Rhamnose
Rhamnose, a sugar used to support comfort and the appearance of smoother skin, is valued in "stable skin" formulas because it complements hydration while remaining gentle and well-tolerated in a routine.
Hyaluronic acid (sodium salt)
Hyaluronic acid (sodium salt), sodium hyaluronate , is a widely used form of hyaluronic acid that attracts water and helps maintain a moisturizing film on the surface. It gives skin more suppleness and a visually plumping effect, especially when the skin is dehydrated or uncomfortable.
Sodium PCA
Sodium PCA , a component of the skin's natural moisturizing factor , helps retain water very effectively with a lightweight feel, ideal for clean, comfortable hydration that isn't sticky and easily integrates into a routine
Zinc PCA
Zinc PCA, Zinc PCA , a coherent combination for balance as it helps limit shine and support clearer-looking skin while maintaining good hydration, useful when you want to hydrate without over-nourishing and preserve a fresher, more controlled feeling.
Seomse™
Emollients & oils: the formula's signature comfort
Argan oil
Argan oil, Argania Spinosa (Argan) Kernel Oil , a rich and elegant vegetable oil that enhances the feeling of nourishment and softness, helps improve skin feel and provides a more comfortable finish, particularly when skin appears dry or "creased".
Murumuru butter
Murumuru butter, Astrocaryum Murumuru Seed Butter , is a melting vegetable butter that provides a light protective film and a smoother feel. It helps limit the feeling of dryness and improves the glide and sensory richness of a formula.
Hemp oil
Hemp oil, Cannabis Sativa (Hemp) Seed Oil , is a fine vegetable oil prized for its comfort and balance. It helps soften the skin without weighing it down and supports a more stable barrier, ideal when you want to nourish without a greasy finish.
Caprylic/capric triglycerides
Caprylic /capric triglyceride, a widely used emollient for creating a silky-smooth and even texture, softens the skin, improves spreadability, and helps the formula "carry" the active ingredients with a clean, premium finish.
Coco-caprylate
Coco-caprylate, a coconut- derived emollient with a dry touch that provides glide and a satin finish, helps achieve a luxurious sensory experience without the heaviness of a traditional oil.
Coco-caprylate/caprate
Coco-caprylate /caprate , a cousin of the previous one, is used for a silky feel and more even application. It improves comfort and leaves skin feeling more supple, often with a lighter finish than traditional oils.
Coconut alkanes
Coconut Alkanes , a light oil phase designed for a drier , more modern feel, facilitates spreading and leaves a smooth finish, very useful when you want the "oil" effect without the stickiness.
Decyl cocoate
Decyl Cocoate, a soft-touch emollient that provides a cocooning sensation and more supple skin, helps smooth application and gives a rounder texture, pleasant to massage
Dicaprylyl carbonate
Dicaprylyl Carbonate , a "velvety touch" emollient known for its non-greasy finish, improves glide and premium sensory experience while leaving skin softer and more comfortable.
Strawberry seed oil
Strawberry seed oil, Fragaria Ananassa (Strawberry) Seed Oil , a fine seed oil that provides light comfort and a softer feel, is used to enrich the formula without weighing it down and contribute to a more "skincare" finish.
Dika butter
Dika butter, Irvingia Gabonensis Kernel Butter , is a dense and luxurious vegetable butter that provides enveloping nourishment , enhances softness, and leaves a pleasant protective film, particularly appreciated in rich and comforting textures.
Isoamyl laurate
Isoamyl Laurate , a dry-touch emollient that mimics a silicone-like glide while remaining very lightweight, provides a silky and refined finish, perfect for premium formulas that want to avoid a greasy feel.
Mango butter
Mango butter, Mangifera Indica (Mango) Seed Butter , a melting butter that nourishes and softens, it enhances the feeling of comfort and helps the skin appear more supple, with a very "chic balm" sensorial richness
Evening primrose oil
Evening Primrose Oil, Oenothera Biennis (Evening Primrose) Oil , is a plant oil prized for its soothing properties. It helps soften and reduce the feeling of dry skin, making it ideal when skin lacks suppleness or comfort.
Rosehip oil
Rosehip oil, Rosa Canina (Rosehip) Fruit Oil , a vegetable oil known for its comfort and radiance-enhancing properties, gently nourishes and leaves skin feeling more supple, often appreciated when skin appears dull or tired.
Raspberry seed oil
Raspberry seed oil, Rubus Idaeus (Raspberry) Seed Oil , is a gentle seed oil that provides light nourishment and a more comfortable feel. It enriches the formula without weighing it down and supports more supple skin every day.
Jojoba oil
Jojoba oil, Simmondsia Chinensis (Jojoba) Seed Oil , an oil-wax very similar to skin sebum, helps balance comfort by providing suppleness without a greasy finish, excellent for smoothing the touch and improving sensory tolerance.
Blueberry seed oil
Blueberry seed oil, Vaccinium Myrtillus (Blueberry) Seed Oil , is a fine seed oil used for its comforting and antioxidant benefits. It provides elegant nourishment and a smoother feel, ideal when you're looking for a skincare-like yet lightweight finish.
Seomse™
Textures & preservation: the invisible precision of the formula
Alcohol
Alcohol , often used to give an ultra-light texture and a drier finish while helping certain extracts to dissolve properly, can also contribute to the feeling of freshness and the formula's longevity. However, very reactive skin types may prefer a gradual introduction, depending on tolerance.
Stéarate de polyglycéryl-3
Stéarate de polyglycéryl-3, Polyglyceryl-3 Stearate, émulsifiant d’origine végétale qui aide à stabiliser la texture et à créer une crème homogène, il améliore la sensation au toucher et la tenue de la formule sans effet cireux lourd
Stéarate de polyglycéryl-6
Stéarate de polyglycéryl-6, Polyglyceryl-6 Stearate, émulsifiant/agent de structure qui renforce la stabilité et la finesse d’une émulsion, il aide à obtenir une texture plus élégante, régulière et agréable à appliquer
Algin
Algin, a marine-derived gelling agent that helps build a more stable and pleasant texture, provides hold without heaviness and contributes to a cleaner feel, particularly in gels and aqueous textures.
Water
Water, Aqua (Water) , the essential base of most skincare products, serves as a support for the formula, allowing it to dissolve and distribute water-soluble ingredients for even application and a lighter feel on the skin.
Mild surfactant
A mild surfactant, Caprylyl/Capryl Glucoside , a sugar-derived agent that helps mix water and oil phases and improve rinsing, it provides a cleaner feeling and contributes to the stability of a non-aggressive formula.
Carrageenans
Carrageenan , a gelling agent derived from red algae, gives body to the formula, improves the texture, and helps create a light film for a more comfortable and even application.
Cellulose gum
Cellulose gum , a texturizing agent that thickens and stabilizes the formula to prevent separation, improves spreadability, and provides a smoother , more controlled feel.
Citric acid
Citric acid , a pH regulator used to keep the formula within a comfortable range, helps maintain stability and consistency in use and can also contribute to a cleaner feel when the formula is well-balanced.
Structural asset
A structural active ingredient, Dipalmitoyl Hydroxyproline , is a texture/holding-oriented ingredient that contributes to a visually smoother finish and a more refined feel; it is often used to support a premium formula rather than simply as a texturizing agent.
Emulsifier
Emulsifier, Glyceryl Stearate Citrate , a key ingredient for creating a stable cream by binding water and oil, provides a fine and homogeneous texture, prevents separation, and improves glide and comfort during application.
Glycolipids
Glycolipids , naturally derived texturizing agents that support emulsion and sensory appeal, help to achieve a more elegant and stable texture, with a softer feel and better "holding"
Radish ferment
Radish Ferment, Leuconostoc/Radish Root Ferment Filtrate , a fermentation-derived ingredient used as a gentle preservative system, helps support the formula's protection against certain contaminants and fits well within a "comfortable skin" approach.
Aromatic alcohol
Aromatic alcohol, Phenethyl Alcohol , is a multi-functional ingredient used to support preservation and provide a subtle fragrance. It contributes to the microbiological safety of the formula while maintaining a cosmetic approach.
Potassium hydroxide
Potassium hydroxide , a pH adjuster used in very small quantities to obtain a stable and pleasant formula, serves to regulate the chemical consistency of the formula rather than acting on the skin as an active ingredient.
Potassium sorbate
Potassium sorbate , a preservative that helps protect the formula against the growth of microorganisms, supports the stability and quality of the product over time, essential for safe use.
Sclerotium gum
Sclerotium gum , a texturizing agent that provides a more "cushioned" feel and a soft hold, helps stabilize the formula and improve spreadability for a silkier finish.
Sodium benzoate
Sodium Benzoate , a classic preservative used to limit microbial growth, contributes to product safety and stability during storage and use.
Tridecane
Tridecane , a light emollient used for quick glide and a drier feel, helps achieve a modern texture that spreads easily and avoids the feeling of a heavy, greasy film.
Undecane
Undecane , often combined with tridecane to optimize the feel, provides a light sensory experience and improves the volatility and "soft-focus" finish of a formula without leaving a heavy feeling.
Xanthan gum
Xanthan gum , a gelling agent widely used for thickening and stabilizing, helps the formula remain homogeneous and improves its consistency and application, especially in water-based textures.
Green tea extract
Green tea extract, Camellia Sinensis (Green Tea) Leaf Extract , a botanical extract recognized for its antioxidant properties, supports radiance and helps the skin cope with daily aggressors, while being part of a formula focused on balance and comfort.
Grape seed extract
Grape seed extract, Vitis Vinifera (Grape) Seed Extract , a plant extract rich in polyphenols used for its antioxidant properties, complements a routine that aims for a clearer and more even-looking complexion with a focus on preventative cosmetics.
Oak bark extract
Oak bark extract, Quercus Robur (Oak) Bark Extract , a botanical extract that provides a toning and antioxidant effect, contributes to a clearer skin feeling and is part of a formula designed for daily skin defense.
Watercress extract
Watercress extract, Nasturtium Officinale (Watercress) Flower/Leaf Extract , a plant extract often used to support fresher-looking skin, contributes to balance and radiance in a daily routine, following a cosmetic rather than a medical approach.
Seomse™
Perfume & allergens: olfactory transparency, controlled tolerance
Limonene
Limonene , a naturally occurring compound found in many citrus essential oils and used in perfumery to provide a fresh , zesty note, can be a declarable allergen, and some sensitive skin types prefer a gradual approach to assess comfort.
Linalool
Linalool , an aromatic component common in plants and perfumery, prized for its floral and sweet notes, is listed among the potential allergens that must be labeled and may be better tolerated when its use is introduced gradually on reactive skin.
Geraniol
Geraniol , a naturally occurring fragrance molecule found in essential oils such as geranium and rose, is used for its refined floral character. It is considered a potential allergen and may prompt highly sensitive individuals to opt for a preliminary test.
Citronellol
Citronellol , an aromatic molecule with floral and slightly rosy notes, is used to round out a fragrance composition. It is among the potential allergens and may be better tolerated by reactive skin with a gradual increase in intensity.
Citral
Citral , a typical citrus fragrance component that provides a bright , lemony note, is among the substances that can be identified as allergens in cosmetics. Therefore, a cautious approach is advised, especially for those with sensitive skin.
Geranyl acetate
Geranyl acetate , a fragrance ingredient that provides a softer, "cleaner" floral-fruity facet, enriches the olfactory signature and may be subject to allergen labeling depending on the formulation context.
Vanillin
Vanillin, a well-known and widely used vanilla note that creates a feeling of warmth and olfactory comfort, enhances the premium sensory dimension of a formula, while remaining a fragrance component to consider carefully if the skin is very sensitive to perfumes.
Beta-caryophyllene
Beta-caryophyllene , an aromatic molecule found in certain plants and spices, is used for deeper woody-spicy nuances. It contributes to the character of the perfume and may be among the odor compounds to watch out for in individuals highly reactive to fragrances.
Huile de géranium
Huile de géranium, Pelargonium Graveolens Flower Oil, huile essentielle utilisée surtout pour la signature olfactive et la sensorialité, elle apporte une dimension plus “parfumée”, à réserver aux routines qui tolèrent bien les huiles essentielles
Huile de patchouli
Huile de patchouli, Pogostemon Cablin Oil, huile essentielle au caractère boisé utilisée pour la note parfumée et l’identité sensorielle, elle participe à l’expérience luxe mais peut ne pas convenir aux peaux très réactives