Extra Firming Youth Serum

BYS

Where to buy Possibly in stock

About this product

The BYS Extra Firming Youth Serum is a serums, essence, ampoule. Our analysis of its 44 ingredients (38 low-risk) rates it Excellent (99/100). Based on its ingredients, it looks well-suited to oily / acne-prone, dry, and sensitive skin. Heads up: it contains fragrance, which can irritate sensitive or reactive skin.

Vegan-friendly Reef-safe

Summarised from our ingredient analysis — not brand marketing copy.

At a glance

Type
Serums, Essence, Ampoules
Ingredients
44
Low-risk
38
Fragrance
Contains fragrance
Origin
Australia
Data updated
Jun 2026

The evidence

Quick Product Notes

Paraben-Free Sulfate-Free Alcohol-Free Silicone-Free EU Allergen-Free Fungal Acne (Malassezia) Safe

Notable Effects & Ingredients

No Notable Effects & Ingredients

Ingredients Related to Skin Types

Good   Bad — tap a skin type to see which ingredients · estimated from ingredient functions
Dry Skin 12/4
Good for dry skin
Glycereth-26 Cetearyl Alcohol Cetyl Ethylhexanoate Squalane Acetyl Octapeptide-3 Acetyl Hexapeptide-8 Butylene Glycol Glycerin Scutellaria Baicalensis Root Extract Cimicifuga Racemosa Root Extract Dimethicone Bis-PEG-18 Methyl Ether Dimethyl Silane
Caution for dry skin
Sorbitan Olivate Xanthan Gum Glycerin Scutellaria Baicalensis Root Extract
Oily/Acne-Prone Skin 1/0
Good for oily/acne-prone skin
Scutellaria Baicalensis Root Extract
Sensitive Skin 7/5
Good for sensitive skin
Sophora Flavescens Root Extract Glycerin Wine Extract Scutellaria Baicalensis Root Extract Cimicifuga Racemosa Root Extract Dimethicone Allantoin
Caution for sensitive skin
Dipropylene Glycol Arginine Butylene Glycol Glycerin Phenoxyethanol

Ingredients list

44 total
Lower hazard (1) Higher hazard (4)
All44 Skin Conditioning36 Humectant9 Viscosity Controlling9 Hair Conditioning7 Solvent6 Fragrance6 Skin Protecting6 Emulsion Stabilising6
EWG CIR Ingredient Name & Cosmetic Functions Notes
1
Water
(Solvent)
2
A
Glycerin
(Denaturant, Fragrance, Hair Conditioning, Humectant, Oral Care Agent, Oral Health Care Drug, Skin Protecting, Viscosity Decreasing Agent, Perfuming, Solvent)
Good for Dry Skin
Good for Dry Skin
Fungal Acne
Fungal Acne Trigger
1
A
Dipropylene Glycol
(Fragrance, Solvent, Viscosity Decreasing Agent, Masking, Viscosity Controlling)
1
Glycereth-26
(Humectant, Viscosity Decreasing Agent, Solvent, Viscosity Controlling)
1
B
Cetyl Ethylhexanoate
(Skin Conditioning, Emollient)
3
A
Dimethicone
(Antifoaming Agent, Skin Protecting, Emollient, Skin Conditioning)
Silicone
Silicone
4
A
Phenoxyethanol
(Fragrance, Preservative)
Paraben
Paraben
1
A
Cetearyl Alcohol
(Emulsion Stabilising, Opacifying, Foam Boosting, Viscosity Increasingagent Aqueous, Viscosity Increasing Agent, Emollient, Emulsifying, Viscosity Controlling)
1
B
Cetearyl Olivate
(Hair Conditioning)
3
Bis-PEG-18 Methyl Ether Dimethyl Silane
(Humectant, Foam Boosting, Hydrotrope, Emollient, Hair Conditioning, Skin Conditioning)
1
A
Sorbitan Olivate
(Emulsifying, Surfactant)
Fungal Acne
Fungal Acne Trigger
1
A
Arginine
(Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent, Masking)
1
A
Carbomer
(Emulsion Stabilising, Viscosity Increasing Agent, Gel Forming, Viscosity Controlling)
1
A
Dimethicone/Vinyl Dimethicone Crosspolymer
(Viscosity Controlling)
1
A
Allantoin
(Skin Conditioning, Skin Protecting, Soothing)
Good for Oily Skin
Good for Oily Skin
Good for Sensitive Skin
Good for Sensitive Skin
1
Wine Extract
(Antioxidant)
Vaccinium Macrocarpon Fruit Extract
(Astringent)
1
A
Butylene Glycol
(Fragrance, Skin Conditioning, Solvent, Viscositydecreasing Agent, Humectant, Masking, Viscosity Controlling)
Good for Dry Skin
Good for Dry Skin
1
Ammonium Acryloyldimethyltaurate/VP Copolymer
(Viscosity Controlling)
1
Adenosine
(Skin Conditioning)
PARFUM
(Fragrance, Perfuming)
1
A
Xanthan Gum
(Binding Agent, Emulsion Stabilising, Skin Conditioning, Surfactant Emulsifying Agent, Viscosity Increasing Agent, Binding, Gel Forming, Viscosity Controlling)
1
A
Disodium EDTA
(Chelating Agent, Viscosity Controlling)
1
A
Squalane
(Emollient, Hair Conditioning, Refatting, Skin Conditioning)
1
A
1,2-Hexanediol
(Solvent)
1
Paeonia Lactiflora Root Extract
(Skin Conditioning)
glycyrrhiza glabra root extract
(Bleaching, Perfuming, Skin Conditioning, Skin Conditioning Emollient, Smoothing, Soothing)
1
Polygonum Multiflorum Root Extract
(Skin Conditioning)
1
Phellinus Linteus Extract
(Skin Conditioning)
1
Morus Alba Bark Extract
(Skin Conditioning)
Good for Dry Skin
Good for Dry Skin
1
Sophora Flavescens Root Extract
(Antioxidant, Skin Conditioning)
1
Cimicifuga Racemosa Root Extract
(Antimicrobial, Antioxidant, Emollient, Humectant, Skin Conditioning, Skin Protecting)
Sesamum Indicum Seed Extract
(Hair Conditioning, Skin Conditioning, Smoothing, Soothing)
1
Angelica Gigas Root Extract
(Hair Conditioning, Hair Waving Or Straightening, Skin Conditioning)
1
Scutellaria Baicalensis Root Extract
(Astringent, Humectant, Soothing)
1
A
Copper Tripeptide-1
(Skin Conditioning)
1
Acetyl Hexapeptide-8
(Humectant, Skin Conditioning)
1
Palmitoyl Pentapeptide-4
(Skin Conditioning)
1
A
Palmitoyl Tripeptide-1
(Skin Conditioning)
1
A
Palmitoyl Tetrapeptide-7
(Skin Conditioning)
1
A
Tripeptide-1
(Skin Conditioning)
Tripeptide-2
(Skin Conditioning)
1
Tripeptide-3
(Skin Conditioning)
1
Acetyl Octapeptide-3
(Humectant, Skin Conditioning)

My Ingredient Notes

No personal ingredient notes yet. Save ingredients to your profile to get good/bad alerts here.

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Key ingredients

Peptides
Supports skin hydration and improves firmness.
Antioxidants
Shields skin from free radical damage.

Benefits

Anti-AgingSoftens lines and helps skin look youthful.
Scar HealingImproves the look of marks and scars.
HydratingBoosts hydration and relieves dry, tight skin.
Barrier RepairStrengthen and restore your skin's natural barrier.
Redness ReducingSoothes visible redness and calms irritation.
Reduces IrritationEases discomfort and supports skin resilience.
Skin TextureSmooths rough patches and refines texture.
BrighteningRestores radiance to dull, tired skin.

Concerns

Contains paraben
Contains silicone
Not fungal acne (malassezia) safe

Ingredients explained

Water
Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 Solvent
Dipropylene Glycol
Fragrance, Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A FragranceSolventViscosity decreasing agentMaskingViscosity controlling
Glycereth-26
Humectant, Viscosity decreasing agent
Low-hazard ingredient.Read moreShow less
EWG 1 HumectantViscosity decreasing agentSolventViscosity controlling
Cetyl Ethylhexanoate
Skin conditioning, Emollient
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B Skin conditioningEmollient
Cetearyl Alcohol
Emulsion stabilising, Opacifying
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Emulsion stabilisingOpacifyingFoam boostingViscosity increasingagent - aqueousViscosity increasing agentEmollientEmulsifyingViscosity controlling
Cetearyl Olivate
Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B Hair conditioning
Bis-PEG-18 Methyl Ether Dimethyl Silane
Humectant, Foam boosting
Low-to-moderate hazard.Read moreShow less
EWG 3 HumectantFoam boostingHydrotropeEmollientHair conditioningSkin conditioning
Arginine
Fragrance, Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A FragranceHair conditioningSkin conditioningAntistatic agentMasking
Carbomer
Emulsion stabilising, Viscosity increasing agent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Emulsion stabilisingViscosity increasing agentGel formingViscosity controlling
Dimethicone/Vinyl Dimethicone Crosspolymer
Viscosity controlling
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Viscosity controlling
Wine Extract
Antioxidant
Low-hazard ingredient.Read moreShow less
EWG 1 Antioxidant
Vaccinium Macrocarpon Fruit Extract
Astringent
Limited public safety data.Read moreShow less
EWG N/A Astringent
Ammonium Acryloyldimethyltaurate/VP Copolymer
Viscosity controlling
Low-hazard ingredient.Read moreShow less
EWG 1 Viscosity controlling
Adenosine
Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioning
PARFUM
Fragrance, Perfuming
Limited public safety data.Read moreShow less
EWG N/A FragrancePerfuming
+ 22 more — see the full ingredients list above
Glycerin
Denaturant, Fragrance
Low-hazard ingredient.Read moreShow less
EWG 2 CIR A DenaturantFragranceHair conditioningHumectantOral care agentOral health care drugSkin protectingViscosity decreasing agentPerfumingSolvent Good for Dry SkinFungal-acne trigger
Dimethicone
Antifoaming agent, Skin protecting
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR A Antifoaming agentSkin protectingEmollientSkin conditioning Silicone
Phenoxyethanol
Fragrance, Preservative
Low-to-moderate hazard.Read moreShow less
EWG 4 CIR A FragrancePreservative Paraben
Sorbitan Olivate
Emulsifying, Surfactant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A EmulsifyingSurfactant Fungal-acne trigger
Allantoin
Skin conditioning, Skin protecting
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Skin conditioningSkin protectingSoothing Good for Oily SkinGood for Sensitive Skin
Butylene Glycol
Fragrance, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A FragranceSkin conditioningSolventViscositydecreasing agentHumectantMaskingViscosity controlling Good for Dry Skin
Morus Alba Bark Extract
Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioning Good for Dry Skin

How to use

How to use

  • 1 Where it fits: Apply after toner and before moisturiser — thinnest to thickest.
  • 2 Morning & evening: Suitable for both AM and PM use.

General guidance from this product's category and active ingredients — always follow the directions on the package.

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