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Product Comparison

Here's our complete breakdown comparing the ingredients, attributes, and more of Bliss Drench & Quench Serum versus Iope PDRN Caffeine Shot Serum .

Published on January 16, 2024

Overview

What they are

These products are both vegan and reef safe serums. They have a total of 7 ingredients in common

Suited For

They're both likely to be good for dry skin and brightening skin

Free From

They both do not contain any common allergens, 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 American Brand United States
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 Drench & Quench Serum

Starts at $26.00
Shop

Buy PDRN Caffeine Shot Serum

Starts at $37.50

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
ph level
5

At a glance

Click on any of the items below to learn more

Benefits

Hydrating (3)
Redness Reducing (2)
Reduces Irritation (3)
Brightening

Notable Ingredients

Vitamin E
Niacinamide
Peptides

Benefits

Hydrating
Good For Oily Skin
Redness Reducing
Reduces Large Pores
Anti-Aging
Dark Spots
Scar Healing
Acne Fighting
Brightening (3)
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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: Solvent
Community Rating: Liked

Propanediol helps absorb ingredients into your skin, boosting their benefits. It can act as an emollient, making your skin softer. Propanediol can help products last longer by boosting the properties of preservatives within the formulation.

Propanediol is not likely to cause sensitivity and considered safe to use.

It is derived from corn or petroleum with a clear color and no scent.

Learn more about Propanediol

Bliss Drench & Quench Serum contains this as ingredient number 2.

Iope PDRN Caffeine Shot Serum contains this as ingredient number 3.

2
What it does: Humectant, Skin Conditioning, Skin Protecting, Solvent
Community Rating: Loved

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

Bliss Drench & Quench Serum contains this as ingredient number 3.

Iope PDRN Caffeine Shot Serum contains this as ingredient number 4.

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

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

Bliss Drench & Quench Serum contains this as ingredient number 9.

Iope PDRN Caffeine Shot Serum contains this as ingredient number 22.

4
What it does: Emulsion Stabilising
Community Rating: Disliked

Polyacrylate Crosspolymer-6 is a texture enhancer and pH adjuster.

It is be used to thicken water-based products and create a gel-texture with a velvet feel.

One manufacturer claims this ingredient to have a pH range of 2-8 and to be biodegradable.

Learn more about Polyacrylate Crosspolymer-6

Bliss Drench & Quench Serum contains this as ingredient number 22.

Iope PDRN Caffeine Shot Serum contains this as ingredient number 12.

5
What it does: Buffering, Masking
Community Rating: Mixed

Sodium Citrate is the sodium salts of citric acid. In skincare, it is used to alter pH levels and acts as a preservative.

Sodium Citrate helps maintain the pH of a product. Normal pH level of skin is slightly acidic (~4.75-5.5). The acidity of our skin is maintained by our glands and skin biome. Being slightly acidic allows our skin to create an "acid mantle". This acid mantle is a thin barrier that protects our skin from bacteria and contaminants.

Sodium Citrate is a chelating agent. It neutralizes metal ions from water and prevents them from binding to other ingredients. This ensures the other ingredients will not be altered.

Learn more about Sodium Citrate

Bliss Drench & Quench Serum contains this as ingredient number 29.

Iope PDRN Caffeine Shot Serum contains this as ingredient number 16.

6
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.

Bliss Drench & Quench Serum contains this as ingredient number 33.

Iope PDRN Caffeine Shot Serum contains this as ingredient number 14.

7
What it does: Buffering, Masking
Community Rating: Disliked

Citric Acid is an AHA derived from citrus fruits (think oranges, lemons, and limes!).

If you spot Citric Acid near the end of an ingredient list, it's likely there as a pH adjuster rather than an active ingredient.

As an AHA, Citric Acid removes the top layer of skin cells from the newer layer of skin underneath. This helps skin to remove dark spots and look more even.

Read more about some other popular AHA's here:

Learn more about Citric Acid

Bliss Drench & Quench Serum contains this as ingredient number 34.

Iope PDRN Caffeine Shot Serum contains this as ingredient number 19.

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

60% are loved or liked
17% have mixed ratings
17% are disliked or very disliked
6% have no rating yet
48% are loved or liked
21% have mixed ratings
21% are disliked or very disliked
10% 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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Alternatives

Our Dupe Finder has found 50 potential alternatives that have similar ingredients to Bliss Drench & Quench Serum.

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Our Dupe Finder has found 50 potential alternatives that have similar ingredients to Iope PDRN Caffeine Shot Serum.

See 50 alternatives
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