Skin science article
NourishMax Pure Hyaluronic Acid Serum Versus Beautycounter Counter+ All Bright C Serum
NourishMax Pure Hyaluronic Acid Serum Versus Beautycounter Counter+ All Bright C Serum This hydrating serum is formulated around Sodium Hyaluronate to hydrate skin. This brightening serum is formulated around Tetrahexyldecyl Ascorbate and Phytic Acid to bright
NourishMax Pure Hyaluronic Acid Serum Versus Beautycounter Counter+ All Bright C Serum
This hydrating serum is formulated around Sodium Hyaluronate to hydrate skin.
This brightening serum is formulated around Tetrahexyldecyl Ascorbate and Phytic Acid to brighten dull-looking skin and fade the look of dark spots.
What's inside
Key Ingredients
Benefits
Concerns
Ingredients Side-by-side
Water
Sodium Hyaluronate
Phenoxyethanol
Ethylhexylglycerin
Water, Sodium Hyaluronate, Phenoxyethanol, Ethylhexylglycerin
Propanediol
Bis-Glyceryl Ascorbate
Tetrahexyldecyl Ascorbate
Pentylene Glycol
Coconut Alkanes
Glycerin
Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer
Curcuma Longa Root Extract
Myrciaria Dubia Fruit Extract
Curcumin
Prunus Amygdalus Dulcis Oil
Phytic Acid
Citrus Aurantium Bergamia Fruit Oil
Coco-Caprylate/Caprate
Polyglyceryl-6 Polyricinoleate
Citrus Nobilis Peel Oil
Citrus Aurantium Dulcis Flower Oil
Potassium Sorbate
Decanal
Citrus Aurantium Dulcis Peel Oil
Ionone
Ethyl Lactate
Vanillin
Isoamyl Acetate
Ethyl 2-Methylbutyrate
Methoxyphenylbutanone
Oxacycloheptadec-10-En-2-One
Dimethylhydroxy Furanone
Ethyl Propionate
Ethyl Cinnamate
Hexenyl Acetate
Triethyl Citrate
Benzyl Acetate
Ethyl Acetate
Citral
Limonene
Linalool
Water, Propanediol, Bis-Glyceryl Ascorbate, Tetrahexyldecyl Ascorbate, Pentylene Glycol, Coconut Alkanes, Glycerin, Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Curcuma Longa Root Extract, Myrciaria Dubia Fruit Extract, Curcumin, Sodium Hyaluronate, Prunus Amygdalus Dulcis Oil, Phytic Acid, Citrus Aurantium Bergamia Fruit Oil, Coco-Caprylate/Caprate, Polyglyceryl-6 Polyricinoleate, Citrus Nobilis Peel Oil, Citrus Aurantium Dulcis Flower Oil, Ethylhexylglycerin, Potassium Sorbate, Phenoxyethanol, Decanal, Citrus Aurantium Dulcis Peel Oil, Ionone, Ethyl Lactate, Vanillin, Isoamyl Acetate, Ethyl 2-Methylbutyrate, Methoxyphenylbutanone, Oxacycloheptadec-10-En-2-One, Dimethylhydroxy Furanone, Ethyl Propionate, Ethyl Cinnamate, Hexenyl Acetate, Triethyl Citrate, Benzyl Acetate, Ethyl Acetate, Citral, Limonene, Linalool
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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.
Ethylhexylglycerin is created from glycerin. It is a multitasker ingredient that:
The CIR Expert Panel found minimal skin absorption or sensitization of any kind in a safety assessment. Though this ingredient is considered well-tolerated, a small number of cases of allergic dermatitis have been published since 2002. Just be sure to patch test if you are unsure.
Industry-reported use ranges from 8% in rinse-off products and 2% in leave-on formulations.
Phenoxyethanol is one of the most widely used preservatives in skincare (and for good reason!).
It has a large spectrum of antimicrobial activity and especially effective bacteria, yeast, and mold while only having a weak effect on your skin's natural microbiome.
On a cellular level, it disrupts the cell membranes of microbes by poking holes that make the cell leak. This shuts down the chemical reactions the microbe needs to make energy so it can no longer survive.
Another perk of this ingredient is that it stays functional across a wide pH range (3-10).
You'll often see it paired with boosters like Ethylhexylglycerin; one study showed that a 1:9 ratio of Ethylhexylglycerin to Phenoxyethanol damages bacterial membranes as effectively as doubling the Phenoxyethanol concentration on its own.
Typical use concentrations range from 0.3-1% depending on the formula, and this ingredient is capped at 1% int the EU.
Safety-wise, the fear mongering does not hold up to the evidence. The EU's Scientific Committee on Consumer Safety and FDA consider it safe as a preservative at up to 1%, including for children of all ages.
Adverse systemic effects only showed up in animal studies at exposures roughly 200x higher than what people get from cosmetics. And despite its very widespread use, this ingredient is a rare sensitizer and allergic reactions are uncommon.
Sodium Hyaluronate is the salt form of hyaluronic acid. It is a long sugar chain that is naturally found in your skin, joints, and connective tissue that maintains hydration and elasticity.
In skincare, it works as a humectant. It pulls water from the environment and deeper layers of skin and binds it to the surface.
Interestingly, the size of the molecule affects its behavior:
Some clinical evidence links low molecular weight versions to improved wrinkle depth, elasticity, anti-inflammatory effects, and barrier repair.
Many serums use a blend of both weights so you can get surface hydration plus longer-lasting and deeper effects.
You'll typically see concentrations between 0.1-2% for this ingredient.
Water. It's the most common cosmetic ingredient of all. You'll usually see it at the top of ingredient lists, meaning that it makes up the largest part of the product.
So why is it so popular? Water most often acts as a solvent - this means that it helps dissolve other ingredients into the formulation.
You'll also recognize water as that liquid we all need to stay alive. If you see this, drink a glass of water. Remember to stay hydrated!