Earth Harbor Celestine Hydra-Plumping Peptide Serum Versus The Ordinary Multi Peptides + Copper Peptide 1%
Updated on June 13, 2024
Overview
What they are
These products are both vegan, cruelty-free, and reef safe serums. They have a total of 3 ingredients in common
Cool Features
They both contain hyaluronic acid
Suited For
They're both likely to be good for anti aging, dry skin, brightening skin, sensitive skin and scar healing
Free From
They both do not contain any common allergens, fragrances, parabens, silicones or sulfates
We independently verify ingredients, and our claims are backed by peer-reviewed research. Spot a product that needs an update? Let us know.
Ingredient Info
Earth Harbor Celestine Hydra-Plumping Peptide Serum 13 ingredients
The Ordinary Multi Peptides + Copper Peptide 1% 49 ingredients
About this product
About this product
At a glance
Click on any of the items below to learn more
Earth Harbor Celestine Hydra-Plumping Peptide Serum 13 ingredients
The Ordinary Multi Peptides + Copper Peptide 1% 49 ingredients
Key Ingredients
Benefits
Concerns
Benefits
Concerns
Ingredients Side-by-side
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
Glycerin is already naturally found in your skin. It helps moisturize and protect your skin.
A study from 2016 found glycerin to be more effective as a humectant than AHAs and hyaluronic acid.
As a humectant, it helps the skin stay hydrated by pulling moisture to your skin. The low molecular weight of glycerin allows it to pull moisture into the deeper layers of your skin.
Hydrated skin improves your skin barrier; Your skin barrier helps protect against irritants and bacteria.
Glycerin has also been found to have antimicrobial and antiviral properties. Due to these properties, glycerin is often used in wound and burn treatments.
In cosmetics, glycerin is usually derived from plants such as soybean or palm. However, it can also be sourced from animals, such as tallow or animal fat.
This ingredient is organic, colorless, odorless, and non-toxic.
Glycerin is the name for this ingredient in American English. British English uses Glycerol/Glycerine.
Learn more about GlycerinSodium Hyaluronate is hyaluronic acid's salt form. It is commonly derived from the sodium salt of hyaluronic acid.
Like hyaluronic acid, it is great at holding water and acts as a humectant. This makes it a great skin hydrating ingredient.
Sodium Hyaluronate is naturally occurring in our bodies and is mostly found in eye fluid and joints.
These are some other common types of Hyaluronic Acid:
Learn more about Sodium HyaluronateXanthan gum is used as a stabilizer and thickener within cosmetic products. It helps give products a sticky, thick feeling - preventing them from being too runny.
On the technical side of things, xanthan gum is a polysaccharide - a combination consisting of multiple sugar molecules bonded together.
Xanthan gum is a pretty common and great ingredient. It is a natural, non-toxic, non-irritating ingredient that is also commonly used in food products.
Learn more about Xanthan GumIngredient Ratings
Here's what our community thinks of the ingredients in these products.
When to use
Earth Harbor Celestine Hydra-Plumping Peptide Serum 13 ingredients
The Ordinary Multi Peptides + Copper Peptide 1% 49 ingredients

Reviews
Here's what our community thinks
The Ordinary Multi Peptides + Copper Peptide 1% 49 ingredients
I've slept on peptides for way too long. Don't make the same mistake!
This product has made my skin look more youthful in a way I didn't know was possible, and has increased my skin's baseline level of hydration in a way that other hydrating products have not.
I love this serum! Copper peptides speed up the healing process of rosacea / eszema / damaged skin barrier etc.
It has also anti aging properties, its hydrates…it pretty much got rid of my “dehydration” within 2 days and calmed down my rosacea within 1 day.
it’s just an all rounder that I certainly implement in my skin routine all the time.
However, it’s important to note: copper peptides break Show more