isoi Sensitive Skin Tonic
isoi ISOI Sensitive Skin Tonic lists 31 ingredients on its label, 30 decoded. See what each one does, its irritancy and comedogenic tendency, and its status in national inventories.
Ingredients overview
Label order. Colour is our internal rating: green routine, yellow restricted or worth a look, red prohibited or high-risk, grey not yet decoded.
Ingredients are listed in label order; the order reflects the label only, not exact concentrations.
- Water
- Glycerin
- Betaine
- Brassica Oleracea Italica Sprout Extract
- Sodium Hyaluronate
- Laminaria Japonica Extract
- Salicornia Herbacea Extract
- Sargassum Fulvellum Extract
- Gelidium Cartilagineum Extract
- Xanthan Gum
- Allantoin
- Panthenol
- Calendula Officinalis Flower Extract
- Citrus Aurantium Bergamia Fruit Oil
- Lactobacillus/Soybean Ferment Extract
- Salix Alba Bark Extract
- Cinnamomum Cassia Bark Extract
- Scutellaria Baicalensis Root Extract
- Portulaca Oleracea Extract
- Rosmarinus Officinalis Extract
- Melaleuca Viridiflora Leaf Oil
- Chamomilla Recutita Flower/Leaf Extract
- Centella Asiatica Extract
- Glycyrrhiza Glabra Root Extract
- Origanum Vulgare Leaf Extract
- Chamaecyparis Obtusa Leaf Extract
- Camellia Sinensis Leaf Extract
- Acorus Calamus Root Extract
- Glycine Soja Seed Extract
- Sesamum Indicum Seed Extract
- Paeonia Suffruticosa Root Extract
Highlights
Free of alcoholFree of parabensFree of siliconesFree of sulfatesFree of mineral oilFree of formaldehyde releasersContains EU-26 allergensContains essential oilsContains fragrance
Key ingredients
- ANTIPLAQUE
- Water
- DENATURANT
- Glycerin
- HAIR CONDITIONING
- Betaine
- SKIN CONDITIONING - EMOLLIENT
- Brassica Oleracea Italica Sprout Extract
- HUMECTANT
- Sodium Hyaluronate
- SKIN PROTECTING
- Laminaria Japonica Extract
- SKIN CONDITIONING
- Salicornia Herbacea ExtractSargassum Fulvellum Extract
Other ingredients
Gelidium Cartilagineum ExtractXanthan GumAllantoinPanthenolCalendula Officinalis Flower ExtractCitrus Aurantium Bergamia Fruit OilLactobacillus/Soybean Ferment ExtractSalix Alba Bark ExtractCinnamomum Cassia Bark ExtractScutellaria Baicalensis Root ExtractPortulaca Oleracea ExtractRosmarinus Officinalis ExtractMelaleuca Viridiflora Leaf OilChamomilla Recutita Flower/Leaf ExtractCentella Asiatica ExtractGlycyrrhiza Glabra Root ExtractOriganum Vulgare Leaf ExtractChamaecyparis Obtusa Leaf ExtractCamellia Sinensis Leaf ExtractAcorus Calamus Root ExtractGlycine Soja Seed ExtractSesamum Indicum Seed ExtractPaeonia Suffruticosa Root Extract
Skim through
| Ingredient | What it does | Irr. · Com. | Rating |
|---|---|---|---|
| Water | ANTIPLAQUE, SKIN CONDITIONING, SOLVENT | 0 · 0 | Green |
| Glycerin | DENATURANT, HAIR CONDITIONING, HUMECTANT, ORAL CARE, SKIN PROTECTING, SOLVENT, VISCOSITY CONTROLLING, PERFUMING, FRAGRANCE, SKIN CONDITIONING - HUMECTANT | 0 · 0 | Green |
| Betaine | HAIR CONDITIONING, HUMECTANT, SKIN CONDITIONING - HUMECTANT | 0 · 0 | Green |
| Brassica Oleracea Italica Sprout Extract | SKIN CONDITIONING - EMOLLIENT, SKIN CONDITIONING | 0 · 0 | Green |
| Sodium Hyaluronate | HUMECTANT, SKIN CONDITIONING | 0 · 0 | Green |
| Laminaria Japonica Extract | SKIN PROTECTING | 0 · – | Green |
| Salicornia Herbacea Extract | SKIN CONDITIONING | 0 · 0 | Green |
| Sargassum Fulvellum Extract | SKIN CONDITIONING | 0 · 0 | Green |
| Gelidium Cartilagineum Extract | SKIN PROTECTING | — | Green |
| Xanthan Gum | BINDING, SURFACTANT - EMULSIFYING, EMULSION STABILISING, GEL FORMING, SKIN CONDITIONING, SURFACTANT - CLEANSING, VISCOSITY CONTROLLING | 0 · 0 | Green |
| Allantoin | SKIN CONDITIONING, SKIN PROTECTING, SOOTHING | 0 · 0 | Green |
| Panthenol | ANTISTATIC, HAIR CONDITIONING, SKIN CONDITIONING | 0 · 0 | Green |
| Calendula Officinalis Flower Extract | FRAGRANCE, SKIN CONDITIONING, PERFUMING | 0 · 0 | Green |
| Citrus Aurantium Bergamia Fruit Oil | FRAGRANCE, PERFUMING | 1 · – | Green |
| Lactobacillus/Soybean Ferment Extract | SKIN CONDITIONING | 0 · – | Green |
| Salix Alba Bark Extract | ASTRINGENT, HAIR CONDITIONING, SKIN CONDITIONING, SOOTHING, TONIC | 2 · 0 | Green |
| Cinnamomum Cassia Bark Extract | HAIR CONDITIONING, FRAGRANCE, ORAL CARE | — | Green |
| Scutellaria Baicalensis Root Extract | ASTRINGENT, HUMECTANT, SOOTHING | 0 · 0 | Green |
| Portulaca Oleracea Extract | SKIN CONDITIONING | 0 · 0 | Green |
| Rosmarinus Officinalis Extract | ANTIMICROBIAL, REFRESHING, TONIC | 1 · 0 | Green |
| Melaleuca Viridiflora Leaf Oil | Not decoded yet | — | — |
| Chamomilla Recutita Flower/Leaf Extract | ANTIMICROBIAL | 1 · 0 | Green |
| Centella Asiatica Extract | CLEANSING, SKIN CONDITIONING, SMOOTHING, SOOTHING, TONIC | 0 · 0 | Green |
| Glycyrrhiza Glabra Root Extract | BLEACHING, SKIN CONDITIONING - EMOLLIENT, SKIN CONDITIONING, SMOOTHING, SOOTHING, PERFUMING | — | Green |
| Origanum Vulgare Leaf Extract | SKIN CONDITIONING | 2 · – | Green |
| Chamaecyparis Obtusa Leaf Extract | SKIN CONDITIONING | 0 · – | Green |
| Camellia Sinensis Leaf Extract | ANTIMICROBIAL, ANTIOXIDANT, ASTRINGENT, SKIN CONDITIONING - EMOLLIENT, HUMECTANT, FRAGRANCE, ORAL CARE, SKIN CONDITIONING, SKIN PROTECTING, TONIC, UV ABSORBER | 1 · 0 | Green |
| Acorus Calamus Root Extract | SKIN CONDITIONING, PERFUMING | 1 · – | Green |
| Glycine Soja Seed Extract | SKIN CONDITIONING | 0 · 0 | Green |
| Sesamum Indicum Seed Extract | HAIR CONDITIONING, SKIN CONDITIONING, SMOOTHING, SOOTHING | 0 · 1 | Green |
| Paeonia Suffruticosa Root Extract | SKIN PROTECTING | 0 · 0 | Green |
Ingredients explained
- Water
- Primary solvent and base; requires preservative system to prevent microbial growth
- Glycerin
- Workhorse humectant at 3–10%; tacky at high levels, pair with occlusives
- Betaine
- Betaine for mild moisturizing/surfactant; low concentration 1-2% common, high may irritate.
- Brassica Oleracea Italica Sprout Extract
- Brassica sprout extract acting as an emollient skin conditioner to improve texture.
- Sodium Hyaluronate
- Potent humectant at 0.1–2%; different MW for penetration depth, high levels may draw moisture
- Laminaria Japonica Extract
- Kelp extract providing hydration and antioxidant protection; water-soluble.
- Salicornia Herbacea Extract
- Sea spinach extract rich in polysaccharides and minerals; primarily for soothing and skin conditioning.
- Sargassum Fulvellum Extract
- Seaweed extract for hydration and antioxidant protection. Botanical source, low levels, good compatibility, no common allergens.
- Gelidium Cartilagineum Extract
- Red algae extract acting as a skin protecting agent, often used for hydration or soothing, check stability.
- Xanthan Gum
- Natural thickener at 0.1–1%; provides gel texture, pH-stable, requires full hydration
- Allantoin
- Skin soother at 0.5-2%; promotes cell regeneration
- Panthenol
- Panthenol (vitamin B5) at 1–5%; moisturizing and reparative, supports barrier recovery
- Calendula Officinalis Flower Extract
- Calendula extract for soothing and repair; aqueous systems, monitor extract residues.
- Citrus Aurantium Bergamia Fruit Oil
- Bergamot essential oil, natural fragrance and photosensitizer; limit daytime use or use FCF grade
- Lactobacillus/Soybean Ferment Extract
- Ferment extract with amino acids and peptides for skin conditioning; monitor microbial stability and watch for allergens.
- Salix Alba Bark Extract
- Contains natural salicylic acid precursors, mild exfoliating and antibacterial; may irritate at high levels; avoid in sensitive skin.
- Cinnamomum Cassia Bark Extract
- Cinnamon bark for hair and fragrance; some allergens require labeling; watch oral dosage.
- Scutellaria Baicalensis Root Extract
- Scutellaria root extract with baicalin for antioxidant and soothing effects; also provides astringent and humectant properties.
- Portulaca Oleracea Extract
- Achyronica extract with anti-inflammatory properties; monitor for heavy metals and pesticides, low-risk at typical doses
- Rosmarinus Officinalis Extract
- Rosemary extract; antimicrobial; photo-toxic and allergen risks.
- Melaleuca Viridiflora Leaf Oil
- Not decoded yet
- Chamomilla Recutita Flower/Leaf Extract
- Chamomile extract, known for soothing and anti-inflammatory; caution for those with plant allergies.
- Centella Asiatica Extract
- Centella asiatica extract for soothing/repair; low irritation, common in sensitive skin products.
- Glycyrrhiza Glabra Root Extract
- Liquorice root extract for soothing and brightening; batch variability, watch polyphenol interactions
- Origanum Vulgare Leaf Extract
- Oregano extract with antimicrobial properties; high doses may irritate.
- Chamaecyparis Obtusa Leaf Extract
- Plant leaf extract containing essential oils for skin conditioning and soothing; dilute concentrated extracts to avoid irritation.
- Camellia Sinensis Leaf Extract
- Green tea extract for antioxidant/astringent; contains caffeine, possible irritation in sensitive skin.
- Acorus Calamus Root Extract
- Soothing and perfuming extract; volatile oils may cause sensitization at low levels
- Glycine Soja Seed Extract
- Soybean extract for skin conditioning; low allergen risk, monitor batch protein variability.
- Sesamum Indicum Seed Extract
- Sesame seed extract rich in oils and sesamin; used for hair and skin conditioning with smoothing and soothing properties.
- Paeonia Suffruticosa Root Extract
- Paeonia root extract, skin protecting agent with antioxidants to defend against environmental damage
Source: full ingredient list published on the product label, collected 2026-09-19. Ratings are our internal reading, not a regulatory conclusion. · Product page
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