The Inkey List
PDRN SerumA serum built around Vitamin E, for hydration and barrier repair.
A serum built around Hyaluronic acid and Vitamin E, for barrier repair and smoothing.
Brand price
USD 18.00 · checked 26 Sept 2026 · brand's site
Brand price
Not recorded · brand's site
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At a Glance

They come out differently on Fragrance-free, Alcohol-free, Silicone-free and Cruelty-free; those rows are shaded. Tap any answer to see why.

Key Ingredients

Fatty alcohol1
Waxy fatty alcohols used as emollients and thickeners; unrelated to drying alcohol.
Fatty alcohol1
Waxy fatty alcohols used as emollients and thickeners; unrelated to drying alcohol.

Benefits

Hydrating7
Boosts hydration and relieves dry, tight skin.
Butylene Glycol, Butyrospermum Parkii Butter, Glycerin, Helianthus Annuus Seed Oil, Propanediol, Sodium Lactate, Tocopherol
Barrier Repair7
Strengthens and restores the skin's natural barrier.
Butyrospermum Parkii Butter, Cetearyl Alcohol, Glycerin, Helianthus Annuus Seed Oil, Propylheptyl Caprylate, Tocopherol, Tribehenin PEG-20 Esters
Smoothing6
Refines rough or uneven texture.
Cetearyl Alcohol, Citric Acid, Helianthus Annuus Seed Oil, Propylheptyl Caprylate, Sodium Lactate, Tribehenin PEG-20 Esters
Hydrating5
Boosts hydration and relieves dry, tight skin.
Butylene Glycol, Dimethicone, Glycerin, Sodium Hyaluronate, Tocopherol
Barrier Repair10
Strengthens and restores the skin's natural barrier.
Cetearyl Alcohol, Cetearyl Isononanoate, Diisopropyl Adipate, Dimethicone, Glycerin, Glyceryl Stearate, Glycine Soja Oil, Isopropyl Palmitate, Propylheptyl Caprylate, Tocopherol
Smoothing9
Refines rough or uneven texture.
Cetearyl Alcohol, Cetearyl Isononanoate, Citric Acid, Diisopropyl Adipate, Dimethicone, Glyceryl Stearate, Glycine Soja Oil, Isopropyl Palmitate, Propylheptyl Caprylate
Brightening2
Restores radiance to dull, tired skin.
Isobutylamido Thiazolyl Resorcinol, Sodium Ascorbyl Phosphate

Concerns

May Worsen Seborrheic Dermatitis6
May feed the yeast involved in seborrheic dermatitis.
Butyrospermum Parkii Butter, C8-12 Acid Triglyceride, Cetearyl Alcohol, Helianthus Annuus Seed Oil, Sodium Stearoyl Glutamate, Tribehenin PEG-20 Esters
May Worsen Keratosis Pilaris2
May clog follicles or strip skin prone to keratosis pilaris.
May Worsen Oily Skin2
May increase shine or excess oil.
May Trigger Acne4
Can clog pores or trigger breakouts.
Cetearyl Alcohol, Glycine Soja Oil, Isopropyl Palmitate, Tocopherol
May Worsen Seborrheic Dermatitis6
May feed the yeast involved in seborrheic dermatitis.
Cetearyl Alcohol, Cetearyl Isononanoate, Glyceryl Stearate, Glycine Soja Oil, Isopropyl Palmitate, Sodium Stearoyl Glutamate
May Worsen Keratosis Pilaris4
May clog follicles or strip skin prone to keratosis pilaris.
Cetearyl Alcohol, Glycine Soja Oil, Isopropyl Palmitate, Tocopherol

Ingredients Side-by-side

Water (in both products)
Skin Conditioning
Propylheptyl Caprylate (in both products)
Emollient
Skin Conditioning
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Emollient
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Skin Conditioning
- Plant oils and butters (coconut, olive, shea)
- Plant or mineral oil
- Barrier Repair
- Hydrating
- May Worsen Oily Skin
- May Worsen Seborrheic Dermatitis
Water (in both products)
Skin Conditioning
Fragrance
0 / —
- Denatured alcohol
- May Worsen Dryness
- May Worsen Eczema
- May Worsen Irritation
- May Worsen Rosacea
Emollient
4 / 1
- Esters listed as pore-clogging in animal testing only
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Trigger Acne
- May Worsen Keratosis Pilaris
- May Worsen Seborrheic Dermatitis
Emollient
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Propylheptyl Caprylate (in both products)
Emollient
Cetearyl Alcohol (in both products)
Emollient
2 / 1
- Fatty alcohol
- Fatty alcohols (Malassezia)
- May Trigger Acne
- May Worsen Keratosis Pilaris
- May Worsen Seborrheic Dermatitis
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
Water
Antiplaque, Skin Conditioning, Solvent
Aqua (EU),Deionized Water,Distilled Water,Micromatrix Fractile AN,Onsen-Sui (JPN),Purified Water
Learn more about Water →Propylheptyl Caprylate
Emollient
We don't have a description for Propylheptyl Caprylate yet.
Learn more about Propylheptyl Caprylate →Glycerin
Denaturant, Fragrance, Hair Conditioning, Humectant, Oral Care, Perfuming, Humectant, Skin Protecting, Solvent, Viscosity Controlling
Glycerin may be plant, synthetic or animal depending on the supplier.
Learn more about Glycerin →Butylene Glycol
Fragrance, Humectant, Skin Conditioning, Solvent, Viscosity Controlling
Butane-1,3-diol (CAS No. 107-88-0/ EC No. 203-529-7) (R)-(-)-butane-1,3-diol” (CAS No. 6290-03-5/ EC No. 228-532-0)
Learn more about Butylene Glycol →Phenoxyethanol
Antimicrobial, Preservative
Phenoxyethanol is the aromatic ether alcohol that conforms to the formula:
Learn more about Phenoxyethanol →Cetearyl Alcohol
Emulsion Stabilising, Opacifying, Emollient, Cleansing, Emulsifying, Foam Boosting, Viscosity Controlling
Cetearyl Alcohol isn't fungal acne safe.
Learn more about Cetearyl Alcohol →Tocopherol
Antioxidant, Fragrance, Skin Conditioning, Occlusive
Tocopherol is vitamin E.
Learn more about Tocopherol →Ethylhexylglycerin
Deodorant, Skin Conditioning
Ethylhexylglycerin is the organic compound that conforms to the formula
Learn more about Ethylhexylglycerin →Citric Acid
Buffering, Chelating, Fragrance
Citric Acid is an AHA.
Learn more about Citric Acid →Xanthan Gum
Binding, Emulsion Stabilising, Gel Forming, Skin Conditioning, Cleansing, Emulsifying, Viscosity Controlling
Xanthan gum
Learn more about Xanthan Gum →
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