Chrono-Calm

Circadia

Where to buy Possibly in stock

About this product

The Circadia Chrono-Calm is a serums, essence, ampoule. Our analysis of its 29 ingredients (20 low-risk) rates it Excellent (97/100). Based on its ingredients, it looks well-suited to oily / acne-prone and dry skin.

Vegan-friendly Reef-safe

Summarised from our ingredient analysis — not brand marketing copy.

At a glance

Type
Serums, Essence, Ampoules
Ingredients
29
Low-risk
20
Fragrance
Fragrance-free
Origin
United States
Data updated
May 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 6/4
Good for dry skin
Sorbitol Caprylyl Glycol Butylene Glycol Sodium Hyaluronate Camellia Sinensis Leaf Extract Lecithin
Caution for dry skin
Maltodextrin Hexylene Glycol Camellia Sinensis Leaf Extract Lecithin
Oily/Acne-Prone Skin 1/0
Good for oily/acne-prone skin
Camellia Sinensis Leaf Extract
Sensitive Skin 4/6
Good for sensitive skin
Acetyl Tetrapeptide-3 Asparagopsis Armata Extract Camellia Sinensis Leaf Extract Sodium Metabisulfite
Caution for sensitive skin
Ilex Paraguariensis Leaf Extract Sorbitol Butylene Glycol Hexylene Glycol Camellia Sinensis Leaf Extract Phenoxyethanol

Ingredients list

29 total
Lower hazard (1) Higher hazard (4)
All29 Skin Conditioning28 Antioxidant6 Humectant6 Fragrance6 Skin Protecting4 Hair Conditioning4 Solvent4 Perfuming3
EWG CIR Ingredient Name & Cosmetic Functions Notes
1
Water
(Solvent)
1
A
Sodium Hyaluronate
(Skin Conditioning, Humectant)
Good for Dry Skin
Good for Dry Skin
1
A
Panthenol
(Antistatic Agent, Hair Conditioning, Skin Conditioning)
Good for Dry Skin
Good for Dry Skin
1
A
Pentylene Glycol
(Skin Conditioning, Solvent)
1
A
Butylene Glycol
(Fragrance, Skin Conditioning, Solvent, Viscositydecreasing Agent, Humectant, Masking, Viscosity Controlling)
Good for Dry Skin
Good for Dry Skin
1
Alteromonas Ferment Extract
(Skin Conditioning)
1
Acetyl Tetrapeptide-3
(Skin Protecting)
1
Sorbitol
(Flavoring Agent, Fragrance, Humectant, Plasticizer, Skin Conditioning)
1
Ascophyllum Nodosum Extract
(Skin Conditioning)
1
Asparagopsis Armata Extract
(Skin Protecting)
Magnolia Officinalis Bark Extract
(Antimicrobial, Skin Conditioning)
Vitis Vinifera Seed Extract
(Anti Seborrheic, Antimicrobial, Antioxidant, Oral Care, Skin Protecting, Uv Absorber)
TOCOPHEROL
(Antioxidant, Fragrance, Skin Conditioning)
2
3
Lecithin
(Skin Conditioning, Emulsifying, Surfactant, Antistatic Agent, Emollient)
1
A
Maltodextrin
(Absorbent, Binding Agent, Emulsion Stabilising, Film Forming, Hair Conditioning, Skin Conditioning, Suspending Agent Nonsurfactant, Binding)
Comb Extract
(Skin Conditioning)
1
Panax Ginseng Extract
(Antioxidant, Oral Care, Skin Conditioning)
1
Ilex Paraguariensis Leaf Extract
(Hair Conditioning, Perfuming, Skin Conditioning)
Zingiber Officinale Root Extract
(Fragrance, Perfuming, Skin Conditioning, Tonic)
1
Althaea Officinalis Root Extract
(Skin Conditioning)
1
Chrysanthellum Indicum Extract
(Skin Conditioning)
1
B
Camellia Sinensis Leaf Extract
(Antimicrobial, Antioxidant, Astringent, Emollient, Humectant, Masking, Oral Care Agent, Skin Conditioning, Skin Protecting, Tonic, Uv Absorber)
Good for Oily Skin
Good for Oily Skin
Avena Sativa Bran
(Abrasive, Absorbent, Bulking)
Avena sativa Kernel Extract
(Abrasive, Antioxidant, Skin Conditioning, Skin Conditioning Emollient)
4
A
Sodium Metabisulfite
(Antioxidant, Preservative, Reducing)
1
A
Caprylyl Glycol
(Hair Conditioning, Skin Conditioning, Emollient, Humectant)
4
A
Phenoxyethanol
(Fragrance, Preservative)
Paraben
Paraben
1
A
Hexylene Glycol
(Fragrance, Solvent, Viscosity Decreasing Agent, Emulsifying, Perfuming, Skin Conditioning, Surfactant)
2
A
Tetrasodium EDTA
(Chelating Agent)

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

Antioxidants
Shields skin from free radical damage.
Exfoliators
Removes dead skin cells to smoothe texture.
Vitamin E
Protects skin and soothes irritation.
Hyaluronic Acid
Hydrates by attracting and holding water.
Peptides
Supports skin hydration and improves firmness.

Benefits

HydratingBoosts hydration and relieves dry, tight skin.
Redness ReducingSoothes visible redness and calms irritation.
Barrier RepairStrengthen and restore your skin's natural barrier.
Reduces IrritationEases discomfort and supports skin resilience.
Anti-AgingSoftens lines and helps skin look youthful.
BrighteningRestores radiance to dull, tired skin.
Scar HealingImproves the look of marks and scars.
Good For Oily SkinBalances oil and helps reduce shine.

Concerns

Contains paraben
May not suit sensitive skin

Ingredients explained

Water
Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 Solvent
Pentylene Glycol
Skin conditioning, Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Skin conditioningSolvent
Alteromonas Ferment Extract
Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioning
Acetyl Tetrapeptide-3
Skin protecting
Low-hazard ingredient.Read moreShow less
EWG 1 Skin protecting
Sorbitol
Flavoring agent, Fragrance
Low-hazard ingredient.Read moreShow less
EWG 1 Flavoring agentFragranceHumectantPlasticizerSkin conditioning
Ascophyllum Nodosum Extract
Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioning
Asparagopsis Armata Extract
Skin protecting
Low-hazard ingredient.Read moreShow less
EWG 1 Skin protecting
Magnolia Officinalis Bark Extract
Antimicrobial, Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A AntimicrobialSkin conditioning
Vitis Vinifera Seed Extract
Anti seborrheic, Antimicrobial
Limited public safety data.Read moreShow less
EWG N/A Anti seborrheicAntimicrobialAntioxidantOral careSkin protectingUv absorber
TOCOPHEROL
Antioxidant, Fragrance
Limited public safety data.Read moreShow less
EWG N/A AntioxidantFragranceSkin conditioning
Lecithin
Skin conditioning, Emulsifying
Low-to-moderate hazard.Read moreShow less
EWG 2–3 Skin conditioningEmulsifyingSurfactantAntistatic agentEmollient
Maltodextrin
Absorbent, Binding agent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A AbsorbentBinding agentEmulsion stabilisingFilm formingHair conditioningSkin conditioningSuspending agent - nonsurfactantBinding
Comb Extract
Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A Skin conditioning
Panax Ginseng Extract
Antioxidant, Oral care
Low-hazard ingredient.Read moreShow less
EWG 1 AntioxidantOral careSkin conditioning
Ilex Paraguariensis Leaf Extract
Hair conditioning, Perfuming
Low-hazard ingredient.Read moreShow less
EWG 1 Hair conditioningPerfumingSkin conditioning
+ 9 more — see the full ingredients list above
Sodium Hyaluronate
Skin conditioning, Humectant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Skin conditioningHumectant Good for Dry Skin
Panthenol
Antistatic agent, Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Antistatic agentHair conditioningSkin conditioning Good for Dry Skin
Butylene Glycol
Fragrance, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A FragranceSkin conditioningSolventViscositydecreasing agentHumectantMaskingViscosity controlling Good for Dry Skin
Camellia Sinensis Leaf Extract
Antimicrobial, Antioxidant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B AntimicrobialAntioxidantAstringentEmollientHumectantMaskingOral care agentSkin conditioningSkin protectingTonicUv absorber Good for Oily Skin
Phenoxyethanol
Fragrance, Preservative
Low-to-moderate hazard.Read moreShow less
EWG 4 CIR A FragrancePreservative Paraben

How to use

How to use

  • 1 Where it fits: Apply after toner and before moisturiser — thinnest to thickest.
  • 2 Morning only: Apply as the last step of your AM routine, after moisturiser, and reapply every ~2 hours of sun exposure.

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

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