Skin science article
The Ordinary Multi-Peptide Serum for Hair Density Versus Mielle Organics Rosemary Mint Light Scalp & Hair Strengthening Oil
The Ordinary Multi-Peptide Serum for Hair Density Versus Mielle Organics Rosemary Mint Light Scalp & Hair Strengthening Oil What's inside Key Ingredients Benefits Concerns Ingredients Side-by-side Water Propanediol Butylene Glycol Glycerin Caffeine Biotinoyl T
The Ordinary Multi-Peptide Serum for Hair Density Versus Mielle Organics Rosemary Mint Light Scalp & Hair Strengthening Oil
What's inside
Key Ingredients
Benefits
Concerns
Ingredients Side-by-side
Water
Propanediol
Butylene Glycol
Glycerin
Caffeine
Biotinoyl Tripeptide-1
Acetyl Tetrapeptide-3
Larix Europaea Wood Extract
Pisum Sativum Extract
Scutellaria Baicalensis Root Extract
Triticum Vulgare Germ Extract
Glycine Soja Germ Extract
Trifolium Pratense Flower Extract
Camellia Sinensis Leaf Extract
Apigenin
Oleanolic Acid
Arginine
Glycine
Calcium Gluconate
Zinc Chloride
Lactic Acid
Gluconolactone
Dextran
Maltodextrin
Hydroxyethylcellulose
Xanthan Gum
Pentylene Glycol
Dimethyl Isosorbide
Polysorbate 20
PPG-26-Buteth-26
PEG-40 Hydrogenated Castor Oil
Trisodium Ethylenediamine Disuccinate
Sodium Metabisulfite
Sodium Benzoate
Phenoxyethanol
Chlorphenesin
Water, Propanediol, Butylene Glycol, Glycerin, Caffeine, Biotinoyl Tripeptide-1, Acetyl Tetrapeptide-3, Larix Europaea Wood Extract, Pisum Sativum Extract, Scutellaria Baicalensis Root Extract, Triticum Vulgare Germ Extract, Glycine Soja Germ Extract, Trifolium Pratense Flower Extract, Camellia Sinensis Leaf Extract, Apigenin, Oleanolic Acid, Arginine, Glycine, Calcium Gluconate, Zinc Chloride, Lactic Acid, Gluconolactone, Dextran, Maltodextrin, Hydroxyethylcellulose, Xanthan Gum, Pentylene Glycol, Dimethyl Isosorbide, Polysorbate 20, PPG-26-Buteth-26, PEG-40 Hydrogenated Castor Oil, Trisodium Ethylenediamine Disuccinate, Sodium Metabisulfite, Sodium Benzoate, Phenoxyethanol, Chlorphenesin
Vitis Vinifera Seed Oil
Glycine Soja Oil
Prunus Amygdalus Dulcis Oil
Ricinus Communis Seed Oil
Simmondsia Chinensis Seed Oil
Mentha Piperita Oil
Rosmarinus Officinalis Leaf Oil
Eucalyptus Globulus Leaf Oil
Menthol
Melaleuca Alternifolia Leaf Oil
Rosmarinus Officinalis Leaf Extract
Helianthus Annuus Seed Oil
Lavandula Angustifolia Oil
Triticum Vulgare Germ Oil
Cocos Nucifera Oil
Carthamus Tinctorius Seed Oil
Aloe Barbadensis Leaf Extract
Oenothera Biennis Oil
Oryza Sativa Bran Oil
Tocopheryl Acetate
Benzyl Nicotinate
Biotin
Pogostemon Cablin Leaf Oil
Ocimum Americanum Leaf Oil
Salvia Officinalis Oil
Apium Graveolens Extract
Equisetum Arvense Extract
Arctium Lappa Root Extract
Urtica Dioica Extract
Silica
Ascorbic Acid
Cholecalciferol
Vitis Vinifera Seed Oil, Glycine Soja Oil, Prunus Amygdalus Dulcis Oil, Ricinus Communis Seed Oil, Simmondsia Chinensis Seed Oil, Mentha Piperita Oil, Rosmarinus Officinalis Leaf Oil, Eucalyptus Globulus Leaf Oil, Menthol, Melaleuca Alternifolia Leaf Oil, Rosmarinus Officinalis Leaf Extract, Helianthus Annuus Seed Oil, Lavandula Angustifolia Oil, Triticum Vulgare Germ Oil, Cocos Nucifera Oil, Carthamus Tinctorius Seed Oil, Aloe Barbadensis Leaf Extract, Oenothera Biennis Oil, Oryza Sativa Bran Oil, Tocopheryl Acetate, Benzyl Nicotinate, Biotin, Pogostemon Cablin Leaf Oil, Ocimum Americanum Leaf Oil, Salvia Officinalis Oil, Apium Graveolens Extract, Equisetum Arvense Extract, Arctium Lappa Root Extract, Urtica Dioica Extract, Silica, Glycerin, Ascorbic Acid, Cholecalciferol
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Alternatives
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
Glycerin (or glycerol) is a compound naturally found in your skin. It's a powerhouse humectant that pulls water into the stratum corneum.
Topically, glycerin does several things at once:
Your skin makes glycerin on its own (mostly from sebaceous oil breakdown) and shuttles it to your outermost layer of skin, or your epidermis, via aquaporin-3.
Aquaporin-3 is a transporter that is essential for normal skin hydration, elasticity, and repair. Interestingly, mice lacking in AQP3 have dry and less elastic skin that can be fully corrected with glycerin.
This ingredient is non-irritating, plays well with almost every ingredient, and works across all skin types. Typical use is anywhere between 3-10% but can go up to 79% in some leave-on products.
Just know very high concentrations (>40%) can feel tacky in low humidity.
Glycerin is the name for this ingredient in American English. British English uses Glycerol/Glycerine.