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Product Comparison

Here's our complete breakdown comparing the ingredients, attributes, and more of RNW DER. Concentrate Hyaluronic Acid Plus versus SKIN1004 Madagascar Centella Hyalu-Cica Blue Serum .

Last updated on August 24, 2023. Published on September 15, 2023

Overview

What they are

These products are both reef safe serums. They have a total of 8 ingredients in common

Cool Features

They both contain hyaluronic acid

Suited For

They're both likely to be good for oily skin

Free From

They both do not contain any harsh alcohols, common allergens, fragrances, oils, parabens, silicones or sulfates

We independently verify ingredients, and our claims are backed by peer-reviewed research. Spot a product that need an update? Let us know.

Serum South Korean Brand South Korea
Serum South Korean Brand South Korea

Serum

Serums are highly concentrated with ingredients to provide skin with benefits. They should be used after cleansing and before moisturizing.

Serum

Serums are highly concentrated with ingredients to provide skin with benefits. They should be used after cleansing and before moisturizing.

Price

Shop

Buy DER. Concentrate Hyaluronic Acid Plus

Shop

Buy Madagascar Centella Hyalu-Cica Blue Serum

Starts at $13.29

Ingredient Info

Click any item below to learn more and view relevant ingredients.
alcohol-free
silicon-free
fragrance-free
sulfate-free
paraben-free
oil-free
fungal-acne safe
reef-safe
eu-allergen-free
vegan
cruelty-free
alcohol-free
silicon-free
fragrance-free
sulfate-free
paraben-free
oil-free
fungal-acne safe
reef-safe
eu-allergen-free
vegan
cruelty-free

At a glance

Click on any of the items below to learn more

Benefits

Good For Oily Skin

Notable Ingredients

Niacinamide
Ceramides
Hyaluronic Acid (4)

Benefits

Hydrating (2)
Good For Oily Skin
Redness Reducing (2)
Reduces Irritation
Skin Texture
Reduces Large Pores
Anti-Aging (2)
Dark Spots
Scar Healing (2)
Acne Fighting
Brightening (3)

Concerns

Irritating
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Ingredients Compared

Ingredients that are highlighted in purple are present in both products.

Ingredients Side-by-side

Ingredients that are highlighted in purple are present in both products.

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Ingredients Explained

These ingredients are found in both products.

Ingredients higher up in an ingredient list are typically present in a larger amount.

1
What it does: Skin Conditioning, Solvent
Community Rating: Loved

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. Talk about multi-purpose! If you see this, drink a glass of water. Stay hydrated!

Learn more about Water

RNW DER. Concentrate Hyaluronic Acid Plus contains this as ingredient number 1.

SKIN1004 Madagascar Centella Hyalu-Cica Blue Serum contains this as ingredient number 1.

2
What it does: Humectant, Masking, Skin Conditioning, Solvent
Community Rating: Mixed

Butylene Glycol (or BG) is used within cosmetic products for a few different reasons:

  • It is a solvent, meaning that it helps to dissolve other ingredients. This also enhances the absorption of the product into one's skin.
  • It is a humectant, which means that it helps attract moisture into the skin.
  • It helps improve product application.

Overall, Butylene Glycol is a safe and well-rounded ingredient. It is unlikely to irritate skin, and works well with pretty much all other ingredients.

RNW DER. Concentrate Hyaluronic Acid Plus contains this as ingredient number 2.

SKIN1004 Madagascar Centella Hyalu-Cica Blue Serum contains this as ingredient number 3.

3
What it does: Skin Conditioning, Solvent
Community Rating: Mixed

1,2-Hexanediol is a multi-tasker ingredient. It acts as a preservative to increase shelf-life and can aid other preservatives in preventing microbe growth. 1,2-Hexanediol also helps the skin retain moisture as a humectant.

In products that are water-based, this ingredient can help stabilize perfumes and fragrances. It can also help make the texture of products softer and more smooth.

RNW DER. Concentrate Hyaluronic Acid Plus contains this as ingredient number 3.

SKIN1004 Madagascar Centella Hyalu-Cica Blue Serum contains this as ingredient number 4.

4
What it does: Humectant, Skin Conditioning
Community Rating: Liked

Hydrolyzed Hyaluronic Acid is a form of hyaluronic acid. It is created by the hydrolysis of hyaluronic acid with a high molecular weight. Once created, Hydrolyzed Hyaluronic Acid has a low molecular weight.

Low molecular weight HA has been shown to hydrate and increase elasticity of the skin. Increasing elasticity is also associated with reduction of wrinkle depth.

One study found topical low molecular weight hyaluronic acid may be considered for the treatment of rosacea in the adult population. However, we always recommend speaking with a professional about your skin concerns.

Hyaluronic acids are a humectant. This means they draw moisture from the air. Hyaluronic acids help moisturize, soothe, and protect the skin.

Read more about other common forms of hyaluronic acid:

Learn more about Hydrolyzed Hyaluronic Acid

RNW DER. Concentrate Hyaluronic Acid Plus contains this as ingredient number 5.

SKIN1004 Madagascar Centella Hyalu-Cica Blue Serum contains this as ingredient number 10.

5
What it does: Skin Conditioning
Community Rating: Mixed

This ingredient is created by putting sodium hyaluronate through hydrolysis.

You might know this as 'mini' or 'ultra low-molecular weight' hyaluronic acid. The small molecule size means it is able to travel deeper in the skin.

According to studies, low molecular-weight hyaluronic acid can:

One study from 2011 found ultra-low weight HA to show pro-inflammatory properties. Another study from 2022 found it to downregulate UV-B induced inflammation.

Hydrolysis is a process of changing a molecule using water or enzymes.

This ingredient is water-soluble.

Learn more about Hydrolyzed Sodium Hyaluronate

RNW DER. Concentrate Hyaluronic Acid Plus contains this as ingredient number 6.

SKIN1004 Madagascar Centella Hyalu-Cica Blue Serum contains this as ingredient number 36.

6
What it does: Humectant, Skin Conditioning
Community Rating: Loved

Sodium 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 Hyaluronate

RNW DER. Concentrate Hyaluronic Acid Plus contains this as ingredient number 7.

SKIN1004 Madagascar Centella Hyalu-Cica Blue Serum contains this as ingredient number 9.

7
What it does: Skin Conditioning
Community Rating: Mixed

Ethylhexylglycerin (we can't pronounce this either) is commonly used as a preservative and skin softener. It is derived from glyceryl.

You might see Ethylhexylglycerin often paired with other preservatives such as phenoxyethanol. Ethylhexylglycerin has been found to increase the effectiveness of these other preservatives.

RNW DER. Concentrate Hyaluronic Acid Plus contains this as ingredient number 14.

SKIN1004 Madagascar Centella Hyalu-Cica Blue Serum contains this as ingredient number 27.

8
What it does: Skin Conditioning
Community Rating: Loved

Polyglutamic Acid is made up many glutamic acids chained together. It is created from bacterial fermentation.

Polyglutamic Acid is an effective skin hydrator and may help speed up wound healing. As a humectant, it draws and holds water to the skin. This ingredient is often compared to hyaluronic acid or glycerin. Similarly to hyaluronic acid, it can vary in molecular weights. This means polyglutamic acid is capable of bringing hydration to lower levels of the skin.

Polyglutamic Acid is found in the Japanese food, natto. It is also being used in cancer treatment studies.

Learn more about Polyglutamic Acid

RNW DER. Concentrate Hyaluronic Acid Plus contains this as ingredient number 17.

SKIN1004 Madagascar Centella Hyalu-Cica Blue Serum contains this as ingredient number 22.

Here's what our community thinks of the ingredients in these two products.

53% are loved or liked
24% have mixed ratings
12% are disliked or very disliked
12% have no rating yet
53% are loved or liked
22% have mixed ratings
11% are disliked or very disliked
14% have no rating yet

Usage

Here's some more info on how this product is used by our community.

When to use

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Reviews

Here's what our community thinks

RNW DER. Concentrate Hyaluronic Acid Plus 17 ingredients

DER. Concentrate Hyaluronic Acid Plus hasn't been rated yet.
Rate it now

SKIN1004 Madagascar Centella Hyalu-Cica Blue Serum 36 ingredients

4.2 /5
from 6 ratings
Light (2) Hydrating (2) Absorbs Well (2) Works Well (1) No Scent (1) Great Value (1)
faulmag's avatar

faulmag

3 months ago · Dry Skin
Review

I really wanted to use this, but sadly it was quite irritating for my skin and just made it redder (I believe I am allergic to centella). However,...

I really wanted to use this, but sadly it was quite irritating for my skin and just made it redder (I believe I am allergic to centella). However, I gave it to my boyfriend likes it, it helps with redness a lot. It is nicely hydrating, and it does have an interesting moderately-strong floral scent, which I was not expecting. It also has a nice texture and spreads very smoothly. I can't really speak for it's long-term effects on the skin.

AJ_'s avatar

AJ_

3 months ago · Oily Skin
Review

Absorbed into skin well, but didn't notice much difference when using it, I think it made my skin worse on some days

Alternatives

Our Dupe Finder has found 50 potential alternatives that have similar ingredients to RNW DER. Concentrate Hyaluronic Acid Plus.

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Our Dupe Finder has found 50 potential alternatives that have similar ingredients to SKIN1004 Madagascar Centella Hyalu-Cica Blue Serum.

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