Medik8
Liquid Peptides™Paula's Choice
Hyaluronic Acid BoosterA serum built around Hyaluronic acid and Panthenol, for hydration and smoothing.
A serum built around Hyaluronic acid and Ceramide, for hydration and barrier repair.
Brand price
GBP 59.00 · checked 8 Oct 2026 · brand's site
Brand price
USD 39.00 · checked 8 Oct 2026 · brand's site
At a Glance
Every check both products could be assessed on comes out the same. Tap any answer to see why.
Key Ingredients
Hyaluronic acid1
Hyaluronic acid and its salts; a humectant that binds water to the skin.
Ceramide3
Skin-identical lipids that hold the barrier together.
Benefits
Hydrating6
Boosts hydration and relieves dry, tight skin.
Acetyl Hexapeptide-8, Butylene Glycol, Glycerin, Panthenol, Pantolactone, Sodium Hyaluronate
Barrier Repair4
Strengthens and restores the skin's natural barrier.
Reduces Irritation2
Eases discomfort and supports skin resilience.
Anti-Aging4
Softens lines and helps skin look youthful.
Acetyl Hexapeptide-8, Heptapeptide-15 Palmitate, Palmitoyl Tetrapeptide-7, Palmitoyl Tripeptide-1
Hydrating8
Boosts hydration and relieves dry, tight skin.
Butylene Glycol, Ceramide AP, Ceramide EOP, Ceramide NP, Glycerin, Hyaluronic Acid, Panthenol, Sodium Hyaluronate
Barrier Repair8
Strengthens and restores the skin's natural barrier.
Ceramide AP, Ceramide EOP, Ceramide NP, Cholesterol, Glycerin, Panthenol, Phytosphingosine, Yeast Extract
Concerns
May Worsen Seborrheic Dermatitis8
May feed the yeast involved in seborrheic dermatitis.
Acetyl Hexapeptide-8, Copper Palmitoyl Heptapeptide-14, Heptapeptide-15 Palmitate, Palmitoyl Tetrapeptide-7, Palmitoyl Tripeptide-1, Palmitoyl Tripeptide-38, Palmitoyl Tripeptide-5, Polysorbate 20
May Worsen Seborrheic Dermatitis6
May feed the yeast involved in seborrheic dermatitis.
Ceramide AP, Ceramide EOP, Ceramide NP, Phytosphingosine, Polysorbate 20, Sodium Lauroyl Lactylate
Ingredients Side-by-side
Panthenol (in both products)
Skin Conditioning
0 / 0
- Panthenol (provitamin B5)
- Barrier Repair
- Hydrating
- Reduces Irritation
Cleansing
Polysorbate 20 (in both products)
Cleansing
0 / 0
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- Polysorbates (Tween emulsifiers)
- May Worsen Seborrheic Dermatitis
Skin Conditioning
Skin Conditioning
- Ceramide
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- Barrier Repair
- Hydrating
- May Worsen Seborrheic Dermatitis
Skin Conditioning
- Ceramide
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- Barrier Repair
- Hydrating
- May Worsen Seborrheic Dermatitis
Skin Conditioning
- Ceramide
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- Barrier Repair
- Hydrating
- May Worsen Seborrheic Dermatitis
Skin Conditioning
- Fatty alcohols (Malassezia)
- Barrier Repair
- May Worsen Seborrheic Dermatitis
Skin Conditioning
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
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 →Sodium Hyaluronate
Humectant, Skin Conditioning
Sodium Hyaluronate is a hyaluronic acid.
Learn more about Sodium Hyaluronate →Panthenol
Antistatic, Hair Conditioning, Skin Conditioning
Panthenol is panthenol (provitamin B5).
Learn more about Panthenol →Carbomer
Emulsion Stabilising, Gel Forming, Viscosity Controlling
2-Propenoic acid, polymer with 2,2-bis(hydroxymethyl)propane-1,3-diol 2-propenyl ether
Learn more about Carbomer →Polysorbate 20
Cleansing, Emulsifying
Polysorbate 20 isn't fungal acne safe.
Learn more about Polysorbate 20 →Phenoxyethanol
Antimicrobial, Preservative
Phenoxyethanol is the aromatic ether alcohol that conforms to the formula:
Learn more about Phenoxyethanol →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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The Inkey List
Hyaluronic Acid Serum