Versus

iUNIK Propolis Vitamin Synergy Serum Versus Always Be Pure Marine Therapy Dark Spot Correcting Serum

Serum
Serum
Korean Brand South Korea
Korean Brand South Korea

Updated on February 12, 2025

Overview

What they are

These products are both cruelty-free and reef safe serums. They have a total of 18 ingredients in common

Cool Features

They both contain hyaluronic acid and niacinamide

Suited For

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing and dark spots

Free From

They both do not contain any harsh alcohols, parabens, silicones or sulfates

What's Inside

They both contain fragrances and oils

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

Click any item below to learn more and see relevant ingredients

About this product

About this product

At a glance

Click on any of the items below to learn more

Key Ingredients

Benefits

Key Ingredients

Benefits

Concerns

Ingredients Side-by-side

found in both products
Propolis Vitamin Synergy Serum
Marine Therapy Dark Spot Correcting Serum

Sea Water 50%

Humectant

Water

Skin Conditioning

Caulerpa Lentillifera Extract 10%

Butylene Glycol

Humectant
1 / 0 Helps hydrate Dry Skin Icon

Niacinamide 4.9%

Smoothing
Niacinamide IconGood for Oily Skin IconHelps reduce Skin Redness IconHelps reduce irritation IconGood for Minimizing Pores IconHelps with Anti-Aging IconGood for Dark Spots IconGood for Scar Healing IconHelps fight Acne IconHelps brighten skin Icon

Dipropylene Glycol

Masking

Propanediol

Solvent

1,2-Hexanediol

Skin Conditioning

Pentylene Glycol

Skin Conditioning

Arginine

Masking
Good for Scar Healing IconNot safe for Fungal Acne Icon

Carbomer

Emulsion Stabilising
1 / 0

Glycerin

Humectant
0 / 0 Helps hydrate Dry Skin IconHelps brighten skin Icon

Polyglyceryl-10 Laurate

Skin Conditioning
Not safe for Fungal Acne Icon

Hydroxyethylcellulose

Emulsion Stabilising

Laminaria Japonica Extract

Skin Protecting

Aloe Barbadensis Leaf Extract

Emollient
Helps reduce Skin Redness IconHelps reduce irritation Icon

Dioscorea Japonica Root Extract

Skin Conditioning

Ulmus Davidiana Root Extract

Skin Conditioning

Viola Mandshurica Flower Extract

Antioxidant
Antioxidant Icon

Polyglyceryl-4 Laurate

Emulsifying
Not safe for Fungal Acne Icon

Ethylhexylglycerin

Skin Conditioning

Caprylyl/Capryl Glucoside

Cleansing

Dipotassium Glycyrrhizate

Humectant
Helps reduce Skin Redness IconHelps reduce irritation IconGood for Dark Spots Icon

Adenosine

Skin Conditioning
Good for Minimizing Pores IconGood for Scar Healing Icon

Disodium EDTA

Eucalyptus Globulus Leaf Oil

Perfuming
Fragrance IconOil IconMay cause irritation IconEU Allergen Icon

Hydrolyzed Collagen

Emollient
Helps hydrate Dry Skin IconHelps with Anti-Aging Icon

Magnesium Ascorbyl Phosphate

Antioxidant
Vitamin C IconAntioxidant IconHelps reduce Skin Redness IconGood for Skin Texture IconGood for Minimizing Pores IconHelps brighten skin Icon

Panthenol

Skin Conditioning
0 / 0 Helps hydrate Dry Skin IconHelps reduce Skin Redness IconHelps reduce irritation Icon

Pearl Extract

Antioxidant
Antioxidant Icon

Sodium Hyaluronate

Humectant
0 / 0 Hyaluronic Acid Icon

Cynanchum Atratum Extract

Skin Conditioning

Ficus Carica Fruit Extract

Humectant

Ginkgo Biloba Nut Extract

Skin Conditioning

Morus Alba Fruit Extract

Antioxidant
Antioxidant Icon

Punica Granatum Fruit Extract

Antioxidant

Centella Asiatica Extract

Cleansing
Helps reduce Skin Redness IconHelps reduce irritation Icon

Hizikia Fusiforme Extract

Skin Conditioning

Undaria Pinnatifida Extract

Skin Conditioning

Chlorella Vulgaris Extract

Skin Conditioning

Ecklonia Cava Extract

Skin Conditioning

Gelidium Cartilagineum Extract

Skin Protecting

Laminaria Digitata Extract

Skin Protecting

Spirulina Platensis Extract

Skin Protecting

Zizania Aquatica Extract

Masking

Pancratium Maritimum Extract

Bleaching

Propolis Extract

Skin Conditioning
Helps reduce Skin Redness IconHelps reduce irritation IconGood for Scar Healing IconHelps fight Acne Icon

Asiaticoside

Antioxidant
Antioxidant IconGood for Scar Healing Icon

Gracilaria Verrucosa Extract

Humectant

Asiatic Acid

Skin Conditioning

Madecassic Acid

Skin Conditioning
Helps reduce irritation IconHelps with Anti-Aging Icon

Madecassoside

Antioxidant
Antioxidant IconHelps reduce irritation IconHelps with Anti-Aging Icon

Ingredients Explained

These ingredients are found in both products.

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

Skin Conditioning, Solvent

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. Stay hydrated!

Learn more about Water
Humectant, Skin Conditioning, Skin Protecting

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 Glycerin
Skin Conditioning, Solvent

1,2-Hexanediol is a synthetic liquid and another multi-functional powerhouse. 

It is a:

  • Humectant, drawing moisture into the skin
  • Emollient, helping to soften skin
  • Solvent, dispersing and stabilizing formulas
  • Preservative booster, enhancing the antimicrobial activity of other preservatives 
Smoothing

Niacinamide has emerged as an all-star ingredient due to its many benefits.

It is known to treat acne by reducing inflammation. It also helps fade dark-spots and strengthen the skin by promoting the growth of the ceramide barrier.

Other benefits include smoothing wrinkles and minimizing redness.

The cherry on top? Niacinamide can also help build keratin, a protein that keeps skin firm.

When incorporating niacinamide into your routine, look out for concentration amounts. Typically, 5% niacinamide provides benefits such as fading dark spots. However, if you have sensitive skin, it is better to begin with a smaller concentration.

Niacinamide can be mixed with other ingredients to boost benefits. For instance, it has shown to be effective when used with copper, folic acid, and zinc to treat acne.

Learn more about Niacinamide
Humectant, Masking, Skin Conditioning

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.
  • It has mild preservative properties.

Overall, Butylene Glycol is a safe and well-rounded ingredient that works well with other ingredients.

Skin Conditioning

Propolis Extract is also known as bee glue.

This ingredient has antimicrobial, anti-inflammatory, wound healing, and antioxidant properties.

Studies show propolis helps fight against bacteria, viruses, and fungi. This may help with reducing acne and accelerate wound healing.

The flavonoids found in propolis extract are potent antioxidants. Antioxidants may help with reducing the signs of aging.

A study from 2020 found propolis to help reverse skin damage from UV.

Fun facts: This ingredient is created by mixing beeswax, bee saliva, and parts of trees. Bees use propolis as a sealant to close any gaps in their hives.

Since it is an animal-derived product, this ingredient is not considered vegan. For vegan alternatives, check out Galactomyces Ferment Filtrate or Centella Asiatica Extract.

Learn more about Propolis Extract
Humectant, Skin Conditioning

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
Masking, Solvent

Dipropylene Glycol is a synthetically created stabilizer and solvent. It is a part of the glycol class in the alcohol family.

Dipropylene Glycol helps dissolve and evenly distribute ingredients. It also helps decrease viscosity and thin out texture.

As a masking agent, Dipropylene Glycol can be used to cover the smell of other ingredients. However, it does not have a scent.

Studies show Dipropylene Glycol is considered safe to use in skincare.

Learn more about Dipropylene Glycol
Cleansing, Skin Conditioning, Smoothing

Centella Asiatica Extract (Centella) is derived from an herb native to Southeast Asia. It is famous for its anti-inflammatory and soothing properties.

Centella is rich in antioxidants and amino acids, such as Madecassic Acid and Asiaticoside.

Studies show the compounds in centella help with:

The combination of all these properties makes centella effective at soothing, hydrating, and protecting the skin.

Other great components of centella include Vitamin A, vitamin C, several B vitamins, and Asiatic Acid.

Fun fact: Centella has been used as a medicine and in food for many centuries. As a medicine, it is used to treat burns, scratches, and wounds.

Learn more about Centella Asiatica Extract
Antioxidant, Skin Conditioning

You might know this ingredient as pomegranate fruit. It has been shown to have antioxidant, skin soothing and anti-aging benefits.

Pomegranates are rich in antioxidant compounds such as polyphenolic compounds such as ellagic acid, phenolic acids, anthocyanins, and flavonoids.

Both in-vivo and in-vitro studies show pomegranate fruit helps with:

These benefits offer skin anti-aging and skin soothing benefits.

Fun fact: The name pomegranate comes from two latin words: "pome" or apple, and "granate" or "many seeded".

Pomegranate flower extract is often confused for pomegranate fruit extract, but comes from the flowers of the tree.

Learn more about Punica Granatum Fruit Extract

Ficus Carica Fruit Extract comes from the fruit known as the fig. Figs are rich in antioxidants and helps hydrate the skin.

Figs also contain fatty acids and Vitamins A, B1, and B2.

As a humectant, figs are able to draw moisture from the air to your skin. This helps keep your skin hydrated.

Learn more about Ficus Carica Fruit Extract

Morus Alba Fruit Extract is an antioxidant.

Skin Conditioning

Ginkgo Biloba Nut Extract comes from the fruit (nuts) of the Ginkgo Biloba tree. This tree is native to China.

These nuts contain potassium, Vitamin C, calcium, phosphorous, and other minerals.

Emulsion Stabilising, Stabilising

Hydroxyethylcellulose is used to improve the texture of products. It is created from a chemical reaction involving ethylene oxide and alkali-cellulose. Cellulose is a sugar found in plant cell walls and help give plants structure.

This ingredient helps stabilize products by preventing ingredients from separating. It can also help thicken the texture of a product.

This ingredient can also be found in pill medicines to help our bodies digest other ingredients.

Learn more about Hydroxyethylcellulose
Emulsion Stabilising, Gel Forming

Carbomer is a polymer of acrylic acid. Its main role is to create a gel consistency.

A high amount of carbomer can cause pilling or balling up of products. Don't worry, most products contain 1% or less of carbomer.

Masking, Skin Conditioning

Arginine is an amino acid that is important for human development. Your body uses is it to produce hair keratin and skin collagen.

As a cosmetic ingredient, Arginine has antioxidant properties and can also help repair damaged skin. This ingredient is derived either synthetically or from animals.

Arginine isn't fungal acne safe when used in the presence of other lipids (fats, fatty acids, oils, esters, etc). Oils and fats occur naturally within the skin, so take caution when using Arginine if you're prone to fungal acne.

Learn more about Arginine
Humectant, Skin Conditioning

Dipotassium Glycyrrhizate comes from licorice root.

Extracts of licorice have demonstrated to have antibacterial, anti‐inflammatory, antiviral, antioxidant properties.

One component, glabridin, has extra potent antioxidant and soothing properties. It has also been found to block pigmentation from UVB rays in guinea pigs.

Licorice Root also contains a flavonoid. Flavonoids are a natural substance from in plants. Flavonoids also have antioxidant properties.

Another component, glycyrrhizin, has been found to have anti-inflammatory and antimicrobial benefits. This may make licorice root extract effective at treating acne. However, more research is needed to support this.

Liquiritin is one of the flavone compounds found in licorice. It has been found to help lighten skin by preventing tyrosinase from reacting with tyrosine. When the two react, protein is converted to melanin. Melanin is the substance in your body that gives your features pigmentation.

Licorice root is native to Southern Europe and Asia. It has been used in traditional Chinese medicine to help with respiratory issues.

Learn more about Dipotassium Glycyrrhizate
Skin Conditioning

Adenosine is in every living organism. It is one of four components in nucleic acids that helps store our DNA.

Adenosine has many benefits when used. These benefits include hydrating the skin, smoothing skin, and reducing wrinkles. Once applied, adenosine increases collagen production. It also helps with improving firmness and tissue repair.

Studies have found adenosine may also help with wound healing.

In skincare products, Adenosine is usually derived from yeast.

Learn more about Adenosine

When to use

236 Routines
56% use in am
44% use in pm
87% use every day
When to use See routines that use it ->
6 Routines
50% use in am
50% use in pm
83% use every day

Reviews

Here's what our community thinks

iUNIK Propolis Vitamin Synergy Serum 31 ingredients

4.0 /5
from 5 ratings
Hydrating (2) Light (2) No Scent (2)
Klebeauty's avatar

Klebeauty

3 years ago
Review

Light serum that radiates skin
I have dehydrated, sensitive-combo skin with random dry patches. I have issues of heavy products struggling to absorb or get deeper and instead break me out. Other times, light products would get in but nothing would hold it in.
With this moisturizing light serum, I did notice a difference immediately. My skin become supple, plump, and just be glowing and that's Show more

MiroslavaBedrozova_812's avatar
Review

Makes the skin supple and Hydrated. If I use it in the evening it makes my skin soft in the morning. It could be used instead of moisturizer in the morning.

#hydrating
#light
#no scent
#works well

Always Be Pure Marine Therapy Dark Spot Correcting Serum 52 ingredients

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