liz-k Liz K First C Serum

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.

1. Water
2. Butylene Glycol
3. Ascorbic Acid
4. Alcohol
5. Propanediol
6. Propylene Carbonate
7. Diethoxyethyl Succinate
8. Arbutin
9. Portulaca Oleracea Extract
10. Viscum Album Extract
11. Ferulic Acid
12. Pinus Pinaster Bark Extract
13. Rosa Canina Fruit Extract
14. Camellia Sinensis Leaf Extract
15. Glycyrrhiza Uralensis Extract
16. Cinnamomum Cassia Bark Extract
17. Aronia Arbutifolia Extract
18. Euterpe Oleracea Fruit Extract
19. Sparassis Crispa Extract
20. Hericium Erinaceum Extract
21. Phellinus Linteus Extract
22. Lentinus Edodes Extract
23. Ganoderma Lucidum Extract
24. Cordyceps Sinensis Extract
25. Phaseolus Radiatus Seed Extract
26. Tagetes Erecta Flower Extract
27. Cudrania Tricuspidata Bark Extract
28. Vaccinium Myrtillus Fruit Extract
29. Cudrania Tricuspidata Fruit Extract
30. Hippophae Rhamnoides Fruit Extract
31. Rubus Coreanus Fruit Extract
32. Superoxide Dismutase
33. Thioctic Acid
34. Xanthophylls
35. Melatonin
36. Caffeic Acid
37. Glutathione
38. Nicotinoyl Sh-Pentapeptide-19
39. Caffeine
40. Ubiquinone
41. Hydroxycinnamic Acid
42. Dipropylene Glycol
43. Levan
44. Tremella Fuciformis Extract
45. Acetyl Cysteine
46. Polysorbate 60
47. Allantoin
48. Panthenol
49. Octyldodeceth-25
50. Decyltetradeceth-25
51. Octyldodeceth-16
52. Boerhavia Diffusa Root Extract
53. Propyl Gallate
54. Tocopherol
55. Pentylene Glycol
56. Adenosine
57. Polyacrylate Crosspolymer-6
58. Bis-Peg-18 Methyl Ether Dimethyl Silane
59. Tromethamine
60. Ethylhexyl Methoxycrylene
61. Ammonium Acryloyldimethyltaurate/Vp Copolymer
62. 1,2-Hexanediol
63. Carnitine
64. Arginine
65. Glycine
66. Sodium Hyaluronate
67. Tetrasodium Edta
68. Sodium Carbonate
69. Pvp
70. Fullerenes
71. Sh-Oligopeptide-1
72. Peg-240/Hdi Copolymer Bis-Decyltetradeceth-20 Ether
73. Ethylhexyl Salicylate
74. Sodium Metabisulfite
75. Lecithin
76. Sodium Phosphate
77. Fragrance

Highlights

Free of parabensFree of sulfatesFree of mineral oilFree of essential oilsFree of formaldehyde releasersContains alcoholContains fragranceContains EU-26 allergensContains PEGContains silicones

Formulation view Alcohol-based formula featuring ascorbic acid and arbutin. Enriched with botanicals and strong antioxidants like ergothioneine. Factory view: Co-solubilizing multiple actives is challenging; ethanol enhances penetration, requiring strict monitoring of stability in acidic conditions.

Key ingredients

ANTIPLAQUE

Water

HUMECTANT

Butylene Glycol

ANTIOXIDANT

Ascorbic AcidArbutin

ANTIFOAMING

Alcohol

SOLVENT

PropanediolPropylene CarbonateDiethoxyethyl Succinate

Other ingredients

Portulaca Oleracea ExtractViscum Album ExtractFerulic AcidPinus Pinaster Bark ExtractRosa Canina Fruit ExtractCamellia Sinensis Leaf ExtractGlycyrrhiza Uralensis ExtractCinnamomum Cassia Bark ExtractAronia Arbutifolia ExtractEuterpe Oleracea Fruit ExtractSparassis Crispa ExtractHericium Erinaceum ExtractPhellinus Linteus ExtractLentinus Edodes ExtractGanoderma Lucidum ExtractCordyceps Sinensis ExtractPhaseolus Radiatus Seed ExtractTagetes Erecta Flower ExtractCudrania Tricuspidata Bark ExtractVaccinium Myrtillus Fruit ExtractCudrania Tricuspidata Fruit ExtractHippophae Rhamnoides Fruit ExtractRubus Coreanus Fruit ExtractSuperoxide DismutaseThioctic AcidXanthophyllsMelatoninCaffeic AcidGlutathioneNicotinoyl Sh-Pentapeptide-19CaffeineUbiquinoneHydroxycinnamic AcidDipropylene GlycolLevanTremella Fuciformis ExtractAcetyl CysteinePolysorbate 60AllantoinPanthenolOctyldodeceth-25Decyltetradeceth-25Octyldodeceth-16Boerhavia Diffusa Root ExtractPropyl GallateTocopherolPentylene GlycolAdenosinePolyacrylate Crosspolymer-6Bis-Peg-18 Methyl Ether Dimethyl SilaneTromethamineEthylhexyl MethoxycryleneAmmonium Acryloyldimethyltaurate/Vp Copolymer1,2-HexanediolCarnitineArginineGlycineSodium HyaluronateTetrasodium EdtaSodium CarbonatePvpFullerenesSh-Oligopeptide-1Peg-240/Hdi Copolymer Bis-Decyltetradeceth-20 EtherEthylhexyl SalicylateSodium MetabisulfiteLecithinSodium PhosphateFragrance

Skim through

Ingredients explained

Water

Primary solvent and base; requires preservative system to prevent microbial growth

Butylene Glycol

Polyol humectant and solvent at 1–5%; aids solubilization, light feel

Ascorbic Acid

Vitamin C, potent antioxidant requiring acidic environment for stability; oxidizes and discolors easily, needs light and air protection, concentration 1-10%, pure L-ascorbic acid is more irritating.

Alcohol

Ethanol for solubility/drying at 5-15%; high conc. is drying/irritating, avoid lip/eye, low residue, balance with humectants.

Propanediol

Polyol solvent at 1–5%; light feel, aids solubilization, propylene glycol alternative

Propylene Carbonate

Inert solvent and viscosity modifier; often used as penetration enhancer, mild at low levels

Diethoxyethyl Succinate

Water-soluble co-solvent for lipophilic actives; check preservative compatibility.

Arbutin

Tyrosinase inhibitor for whitening; typical use 1-2%, comply with EU restrictions on specific arbutins.

Portulaca Oleracea Extract

Achyronica extract with anti-inflammatory properties; monitor for heavy metals and pesticides, low-risk at typical doses

Viscum Album Extract

Mistletoe extract used for soothing and skin conditioning; plant-derived, check for allergens, no confirmed comedogenic data.

Ferulic Acid

Antioxidant, often combined with vitamin C and E; 0.5-2%, photolabile

Pinus Pinaster Bark Extract

Bark extract used as an antioxidant; ensure consistent raw material sourcing.

Rosa Canina Fruit Extract

Rich in Vit C and polyphenols, astringent; water-soluble, unstable, add at low temp.

Camellia Sinensis Leaf Extract

Green tea extract for antioxidant/astringent; contains caffeine, possible irritation in sensitive skin.

Glycyrrhiza Uralensis Extract

Not decoded yet

Cinnamomum Cassia Bark Extract

Cinnamon bark for hair and fragrance; some allergens require labeling; watch oral dosage.

Aronia Arbutifolia Extract

Not decoded yet

Euterpe Oleracea Fruit Extract

Açaí extract; rich in antioxidants; used for hair/skin, oil-based so needs emulsification.

Sparassis Crispa Extract

Sparassis Crispa extract; polysaccharide-rich for humectancy and conditioning. Monitor microbial load; high levels may feel sticky on sensitive skin.

Hericium Erinaceum Extract

Not decoded yet

Phellinus Linteus Extract

Phellinus linteus polysaccharide at 0.1–0.5% in water phase; boosts hydration, low allergenicity

Lentinus Edodes Extract

Shiitake mushroom extract with polysaccharides; enhances barrier and hydration, water-soluble.

Ganoderma Lucidum Extract

Botanical extract claimed for skin protection

Cordyceps Sinensis Extract

Cordyceps sinensis extract, medicinal herb; antioxidant, humectant, skin protector, control concentration.

Phaseolus Radiatus Seed Extract

Green bean seed extract for hair and skin conditioning; rich in saponins/proteins; typically used at 0.1-1%

Tagetes Erecta Flower Extract

Not decoded yet

Cudrania Tricuspidata Bark Extract

Not decoded yet

Vaccinium Myrtillus Fruit Extract

Bilberry extract; anthocyanin rich; gentle antioxid/conditioning, no pub comed data

Cudrania Tricuspidata Fruit Extract

Not decoded yet

Hippophae Rhamnoides Fruit Extract

Sea buckthorn fruit extract for skin conditioning; stable at low levels, check phototoxicity at high doses.

Rubus Coreanus Fruit Extract

Not decoded yet

Superoxide Dismutase

Enzymatic antioxidant breaking down superoxide radicals; used as bioactive at low levels, requires strict temperature control to prevent inactivation.

Thioctic Acid

Alpha-lipoic acid; potent antioxidant; poor water solubility, often used as ester derivatives

Xanthophylls

Carotenoid derivative used primarily as antioxidant and pigment; aqueous forms are prone to oxidation and require light/air protection.

Melatonin

Melatonin, antioxidant; verify topical stability

Caffeic Acid

Not decoded yet

Glutathione

Antioxidant and brightening agent; unstable, requires antioxidants and protection from light.

Nicotinoyl Sh-Pentapeptide-19

Not decoded yet

Caffeine

Active ingredient, 0.1–2%; promotes circulation, irritation risk at high concentration.

Ubiquinone

Coenzyme Q10 analog used as an antioxidant; prone to discoloration, needs protection from light and air.

Hydroxycinnamic Acid

Hydroxycinnamic acid, natural antioxidant at 0.1–1%; good photostability, suits sunscreen/antioxidant formulas.

Dipropylene Glycol

Solvent for essential oils; better humectancy than PEG

Levan

Not decoded yet

Tremella Fuciformis Extract

Tremella extract; rich in polysaccharides, strong humectant that absorbs significant water, low irritation

Acetyl Cysteine

Cysteine derivative antioxidant and conditioner; check pH and metal ion compatibility.

Polysorbate 60

Non-ionic emulsifier and solubilizer for O/W or W/O stability; may cause mild stinging on sensitive skin, typically 1-5%.

Allantoin

Skin soother at 0.5-2%; promotes cell regeneration

Panthenol

Panthenol (vitamin B5) at 1–5%; moisturizing and reparative, supports barrier recovery

Octyldodeceth-25

Not decoded yet

Decyltetradeceth-25

Not decoded yet

Octyldodeceth-16

Not decoded yet

Boerhavia Diffusa Root Extract

Boerhavia diffusa root extract; saponin-rich, 0.1–0.5% for skin repair, patch test, water phase

Propyl Gallate

Oil-soluble antioxidant for oil stability; mild skin irritant.

Tocopherol

Natural antioxidant (vitamin E) at 0.1–1%; prone to oxidation, store protected from light

Pentylene Glycol

Polyol humectant at 1-3%; low irritancy, suitable for sensitive skin

Adenosine

Skin conditioner at 0.1-1%; used for anti-aging and repair

Polyacrylate Crosspolymer-6

Water-soluble thickener; requires neutralizer, performs best at pH 5–7

Bis-Peg-18 Methyl Ether Dimethyl Silane

Silicone modifier for smoothness; contains PEG, used for foam and cleansing, manage PEG residuals

Tromethamine

pH adjuster, alkaline; precise dosing required

Ethylhexyl Methoxycrylene

Chemical UVB sunscreen agent, requires UVA pairing; potential allergen, strict concentration control needed for sensitive skin.

Ammonium Acryloyldimethyltaurate/Vp Copolymer

Cationic polymer providing suspension, thickening, and conditioning; often paired with anionic thickening systems, low usage, imparts slip.

1,2-Hexanediol

Polyol solvent and preservative booster at 1–5%; light feel, can replace some traditional preservatives

Carnitine

Carnitine, used in cleansers as foam booster and conditioner; water-soluble, mild.

Arginine

Arginine for moisturizing/conditioning; amino acid, high biocompatibility, often used in blends.

Glycine

Humectant amino acid, 1–3%; small molecule, low irritation.

Sodium Hyaluronate

Potent humectant at 0.1–2%; different MW for penetration depth, high levels may draw moisture

Tetrasodium Edta

Chelator removing metal ions to enhance antioxidant and preservative efficacy; very low usage, typically 0.05-0.1%, no direct skincare function.

Sodium Carbonate

Sodium carbonate; alkaline buffer and thickener; adjusts pH, corrosive at high levels, control dosage.

Pvp

Polyvinylpyrrolidone for film forming and thickening; used in styling and adhesion, occasional eye irritation reported.

Fullerenes

Carbon nanomaterial for antioxidant claims; limited clinical safety/efficacy data, use caution.

Sh-Oligopeptide-1

Synthetic short oligopeptide for skin conditioning; generally low irritancy and comedogenicity

Peg-240/Hdi Copolymer Bis-Decyltetradeceth-20 Ether

PEG-modified polymer for light stabilization and thickening. PEG chain may cause irritation or sensitization.

Ethylhexyl Salicylate

Ethylhexyl salicylate, UVB absorber; volatile, requires combination with UVA filters for broad spectrum.

Sodium Metabisulfite

Antioxidant/preservative at 0.05–0.2%; irritating for sensitive skin, avoid with oxidizers

Lecithin

Phospholipid emulsifier at 1-5%; biocompatible, moisturizing/antioxidant, prone to oxidation (add TBHQ), mild for sensitive skin.

Sodium Phosphate

Phosphate buffer and anti-seborrheic; pH regulator, aids sebum control, high levels are irritating

Fragrance

Fragrance; concentration must control allergen risk, label specific components

Related products in this category

• alverde alverde Face Oil Gesichts-Öl Bio Wildrose
• lerbolario L'Erbolario Aromatic Linden Flower Water
• lvly LVLY Soft Cleansing Foam
• garnier Garnier Bio Purifying Gel Wash With Fresh Lemongrass
• lvly LVLY Day Cream With Manuka Honey Extract
• labo Labo Fillerina Olhos E Lábios 2