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Updated on June 17, 2024

Overview

Cool Features

They both contain hyaluronic acid and niacinamide

Suited For

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

Free From

They both do not contain any harsh alcohols, common allergens, fragrances, oils, parabens 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.

Numbuzin No.1 Clear Filter Sun Essence SPF50+ PA++++
Cos De BAHA Azelaic Acid 10% Serum with Niacinamide

Ingredient Info

Click any item below to learn more and see relevant ingredients
spf rating
50

At a glance

Click on any of the items below to learn more

Notable Ingredients

Benefits

Concerns

Notable Ingredients

Benefits

Concerns

Ingredients Side-by-side

found in both products
No.1 Clear Filter Sun Essence SPF50+ PA++++
Glycyrrhiza Glabra Root Water Antioxidant, Skin Conditioning
Antioxidant Icon
AntioxidantAntioxidant Icon

Glycyrrhiza Glabra Root Water is from the licorice root.

Centella Asiatica Extract Cleansing, Skin Conditioning, Smoothing
Helps reduce Skin Redness IconHelps reduce irritation Icon
2 Benefits

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

Houttuynia Cordata Extract Skin Conditioning
Helps reduce Skin Redness Icon
Helps reduce Skin RednessHelps reduce Skin Redness Icon

Houttuynia Cordata Extract is more commonly known as Heart Leaf, Fish Mint, or Chameleon plant.

Water 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.

Dibutyl Adipate Emollient, Skin Conditioning, Solvent

Dibutyl Adipate is an emollient and solvent. It is created from butyl alcohol and adipic acid.

Disliked Full details ->
Propanediol Solvent

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.

Butyloctyl Salicylate Skin Conditioning, Solvent
Non-Reef-Safe Icon
Non-Reef-SafeNon-Reef-Safe Icon

Butyloctyl Salicylate is a photostabilizer, emollient and solvent. Its main purpose is to evenly spread out ingredients.

Disliked Full details ->
Ethylhexyl Triazone UV Absorber, UV Filter
Chemical UV Filter Icon
Chemical UV FilterChemical UV Filter Icon

Ethylhexyl Triazone is a modern chemical sunscreen that protects from UV-B radiation.

Terephthalylidene Dicamphor Sulfonic Acid UV Absorber, UV Filter
Chemical UV Filter Icon
Chemical UV FilterChemical UV Filter Icon

Ecamsule is a UV-A absorber (290–400 nm) patented by L'Oreal. It is derived from benzylidene camphor, making it highly photostable.

Polymethylsilsesquioxane
Silicon Icon
SiliconSilicon Icon

Polymethylsilsesquioxane is a silicone used as a film forming agent.

Disliked Full details ->
Niacinamide Smoothing
Niacinamide IconGood for Oily Skin IconHelps reduce Skin Redness IconGood for Minimizing Pores IconGood for Dark Spots IconHelps fight Acne IconHelps brighten skin Icon
NiacinamideNiacinamide Icon 6 Benefits

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

Tromethamine Buffering, Masking

Tromethamine is an aliphatic compound. An aliphatic compound is an organic compound with open-chained carbon atoms. It is synthetically created. Tromethamine is used to balance pH and improve texture.

Polyglyceryl-3 Distearate Emulsifying
Not safe for Fungal Acne Icon
Not safe for Fungal AcneNot safe for Fungal Acne Icon

Polyglyceryl-3 Distearate isn't fungal acne safe.

Very Disliked Full details ->
1,2-Hexanediol Skin Conditioning, Solvent

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.

Pentylene Glycol Skin Conditioning, Solvent

Pentylene glycol is typically used within a product to thicken it. It also adds a smooth, soft, and moisturizing feel to the product. It is naturally found in plants such as sugar beets.

Diethylamino Hydroxybenzoyl Hexyl Benzoate UV Filter
Chemical UV Filter Icon
Chemical UV FilterChemical UV Filter Icon

Diethylamino Hydroxybenzoyl Hexyl Benzoate (DHHB) is a chemical UVA absorber. It is formulated for high UVA protection (320-400 nm).

Cetearyl Alcohol Emollient, Emulsifying, Emulsion Stabilising
2 / 1 Fatty Alcohol IconMay worsen Oily Skin IconBad for Acne Prone Skin IconNot safe for Fungal Acne Icon
Fatty AlcoholFatty Alcohol Icon 3 Concerns

Cetearyl alcohol is a mixture of two fatty alcohols: cetyl alcohol and stearyl alcohol. It is mainly used as an emulsifier. Emulsifiers help prevent the separation of oils and products. Due to its composition, it can also be used to thicken a product or help create foam.

2 Com. / 1 Irr.
Very Disliked Full details ->
Caprylyl Methicone Skin Conditioning
Silicon Icon
SiliconSilicon Icon

Caprylyl Methicone is a type of silicone.

Very Disliked Full details ->
Polysilicone-15 UV Filter

We don't have a description for Polysilicone-15.

Disliked Full details ->
Melia Azadirachta Leaf Extract Skin Conditioning

Melia Azadirachta Leaf Extract is extract from the neem plant.

Coccinia Indica Fruit Extract Skin Conditioning

We don't have a description for Coccinia Indica Fruit Extract.

Eclipta Prostrata Extract Skin Conditioning

We don't have a description for Eclipta Prostrata Extract.

Melia Azadirachta Flower Extract Skin Conditioning

Melia Azadirachta Flower Extract is from the Neem tree. Neem trees originate from India.

Anastatica Hierochuntica Extract Astringent, Skin Conditioning

Anastatica Hierochuntica Extract is from a plant called the Rose of Jericho. This plane is found in the deserts of the Middle East and North Africa.

Unknown Full details ->
Hyacinthus Orientalis Extract Skin Conditioning, Tonic

We don't have a description for Hyacinthus Orientalis Extract.

Unknown Full details ->
Polygonatum Officinale Rhizome/Root Extract Skin Conditioning

We don't have a description for Polygonatum Officinale Rhizome/Root Extract.

Unknown Full details ->
Lycium Chinense Fruit Extract Antioxidant
Antioxidant Icon
AntioxidantAntioxidant Icon

Lycium Chinense Fruit Extract comes from a type of goji berry plant.

Velvet Extract Humectant, Skin Conditioning

We don't have a description for Velvet Extract.

Unknown Full details ->
Ophiopogon Japonicus Root Extract Skin Conditioning, Tonic

We don't have a description for Ophiopogon Japonicus Root Extract.

Polygonum Multiflorum Root Extract Skin Conditioning

We don't have a description for Polygonum Multiflorum Root Extract.

Unknown Full details ->
Astragalus Membranaceus Root Extract Emollient, Skin Conditioning

Astragalus Membranaceus Root Extract is from an herb called Huang Qi. The roots of this plant have traditionally used in traditional Chinese medicine.

Atractylodes Lancea Root Extract Skin Conditioning

We don't have a description for Atractylodes Lancea Root Extract.

Unknown Full details ->
Laminaria Japonica Extract Skin Protecting

Laminaria Japonica Extract comes from a kelp more commonly known as 'sweet kelp'. It is commonly eaten in Japan, Korea, and China.

Ulmus Davidiana Root Extract Skin Conditioning

We don't have a description for Ulmus Davidiana Root Extract.

Aloe Barbadensis Leaf Extract Emollient, Humectant, Skin Conditioning

Aloe Barbadensis Leaf Extract is an extract of the leaves of the aloe, Aloe barbadensis, Liliaceae.

Viola Mandshurica Flower Extract Antioxidant, Astringent
Antioxidant Icon
AntioxidantAntioxidant Icon

Viola Mandshurica Flower Extract is an antioxidant.

Unknown Full details ->
Dioscorea Japonica Root Extract Skin Conditioning

Dioscorea Japonica Root Extract comes from the Asian Mountain Yam. It contains antioxidant and anti-inflammatory properties.

Sodium Hyaluronate Humectant, Skin Conditioning
0 / 0 Hyaluronic Acid Icon
Hyaluronic AcidHyaluronic Acid Icon

Sodium Hyaluronate is hyaluronic acid's salt form. It is commonly derived from the sodium salt of hyaluronic acid.

0 Com. / 0 Irr.
Glyceryl Stearate Emollient, Emulsifying
1 / 0 Not safe for Fungal Acne Icon
Not safe for Fungal AcneNot safe for Fungal Acne Icon

Glyceryl Stearate is a mix of glycerin and stearic acid.

1 Com. / 0 Irr.
Disliked Full details ->
Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine Skin Conditioning, UV Absorber, UV Filter
Chemical UV Filter Icon
Chemical UV FilterChemical UV Filter Icon

You might know this ingredient as Tinosorb S or Bemotrizinol. It is a UV filter that covers both UVA and UVB rays.

Potassium Cetyl Phosphate Emulsifying

Potassium Cetyl Phosphate is the potassium salt of a mixture. This mixture consists of the esters from phosphoricacid and cetyl alcohol.

Butylene Glycol Humectant, Masking, Skin Conditioning
1 / 0

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

1 Com. / 0 Irr.
Methylpropanediol Solvent

Methylpropanediol is a synthetic solvent and humectant.

Carbomer Emulsion Stabilising, Gel Forming
1 / 0

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

1 Com. / 0 Irr.
Disliked Full details ->
Rosin Acrylate

We don't have a description for Rosin Acrylate.

Unknown Full details ->
Glyceryl Stearate Citrate Emollient, Emulsifying, Skin Conditioning
Not safe for Fungal Acne Icon
Not safe for Fungal AcneNot safe for Fungal Acne Icon

Glyceryl Stearate Citrate is a citric acid ester of glyceryl stearate.

Very Disliked Full details ->
Ethylhexylglycerin Skin Conditioning

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

Xanthan Gum Emulsifying, Emulsion Stabilising, Gel Forming

Xanthan 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.

Disliked Full details ->
Adenosine Skin Conditioning
Helps with Anti-Aging IconGood for Scar Healing Icon
2 Benefits

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

Polyether-1

We don't have a description for Polyether-1.

Unknown Full details ->
Madecassoside Antioxidant, Skin Conditioning
Antioxidant IconHelps reduce irritation Icon
AntioxidantAntioxidant Icon Helps reduce irritationHelps reduce irritation Icon

Madecassoside comes from the super popular skin-soothing ingredient, Centella asiatica. It is one of four active compounds found in the extract of Centella Asiatica.

Biosaccharide Gum-1 Skin Conditioning

Biosaccharide Gum-1 is a sugar created from fermented sorbitol. Most sorbitol is made from potato starch.

Glycerin Humectant, Skin Conditioning, Skin Protecting
0 / 0 Helps hydrate Dry Skin IconHelps brighten skin Icon
2 Benefits

Glycerin is already naturally found in your skin. It helps moisturize and protect your skin.

0 Com. / 0 Irr.
Dimethylsilanol Hyaluronate Humectant, Moisturising, Skin Conditioning

We don't have a description for Dimethylsilanol Hyaluronate.

Hydrolyzed Sodium Hyaluronate Skin Conditioning

This ingredient is created by putting sodium hyaluronate through hydrolysis.

Hydrolyzed Hyaluronic Acid Humectant, Skin Conditioning
Hyaluronic Acid Icon
Hyaluronic AcidHyaluronic Acid Icon

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.

Potassium Hyaluronate Skin Conditioning

We don't have a description for Potassium Hyaluronate.

Hyaluronic Acid Humectant, Moisturising, Skin Conditioning
Hyaluronic Acid IconGood for Skin Texture IconHelps with Anti-Aging IconGood for Scar Healing IconHelps brighten skin IconMay cause irritation Icon
Hyaluronic AcidHyaluronic Acid Icon 4 Benefits May cause irritationMay cause irritation Icon

Hyaluronic acid is naturally found in healthy skin. It is a humectant, meaning it draws moisture to your skin.

Sodium Hyaluronate Crosspolymer Humectant, Skin Conditioning
Hyaluronic Acid Icon
Hyaluronic AcidHyaluronic Acid Icon

Sodium Hyaluronate Crosspolymer is a type of hyaluronic acid. In fact, it is modified version of hyaluronic acid.

Hydroxypropyltrimonium Hyaluronate

This form of hyaluronic acid is produced through fermentation.

Sodium Hyaluronate Dimethylsilanol Humectant, Skin Conditioning

We don't have a description for Sodium Hyaluronate Dimethylsilanol.

Sodium Acetylated Hyaluronate Humectant
Hyaluronic Acid Icon
Hyaluronic AcidHyaluronic Acid Icon

Sodium Acetylated Hyaluronate is a type of Hyaluronic Acid.

Glycyrrhiza Glabra Root Water 20.55%, Centella Asiatica Extract 15%, Houttuynia Cordata Extract 14.25%, Water, Dibutyl Adipate, Propanediol, Butyloctyl Salicylate, Ethylhexyl Triazone, Terephthalylidene Dicamphor Sulfonic Acid, Polymethylsilsesquioxane, Niacinamide, Tromethamine, Polyglyceryl-3 Distearate, 1,2-Hexanediol, Pentylene Glycol, Diethylamino Hydroxybenzoyl Hexyl Benzoate, Cetearyl Alcohol, Caprylyl Methicone, Polysilicone-15, Melia Azadirachta Leaf Extract, Coccinia Indica Fruit Extract, Eclipta Prostrata Extract, Melia Azadirachta Flower Extract, Anastatica Hierochuntica Extract, Hyacinthus Orientalis Extract, Polygonatum Officinale Rhizome/Root Extract, Lycium Chinense Fruit Extract, Velvet Extract, Ophiopogon Japonicus Root Extract, Polygonum Multiflorum Root Extract, Astragalus Membranaceus Root Extract, Atractylodes Lancea Root Extract, Laminaria Japonica Extract, Ulmus Davidiana Root Extract, Aloe Barbadensis Leaf Extract, Viola Mandshurica Flower Extract, Dioscorea Japonica Root Extract, Sodium Hyaluronate, Glyceryl Stearate, Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine, Potassium Cetyl Phosphate, Butylene Glycol, Methylpropanediol, Carbomer, Rosin Acrylate, Glyceryl Stearate Citrate, Ethylhexylglycerin, Xanthan Gum, Adenosine, Polyether-1, Madecassoside, Biosaccharide Gum-1, Glycerin, Dimethylsilanol Hyaluronate, Hydrolyzed Sodium Hyaluronate, Hydrolyzed Hyaluronic Acid, Potassium Hyaluronate, Hyaluronic Acid, Sodium Hyaluronate Crosspolymer, Hydroxypropyltrimonium Hyaluronate, Sodium Hyaluronate Dimethylsilanol, Sodium Acetylated Hyaluronate

Azelaic Acid 10% Serum with Niacinamide
Aloe Barbadensis Leaf Extract Emollient, Humectant, Skin Conditioning

Aloe Barbadensis Leaf Extract is an extract of the leaves of the aloe, Aloe barbadensis, Liliaceae.

Propylene Glycol Humectant, Skin Conditioning, Solvent
0 / 0 May worsen Eczema Icon
May worsen EczemaMay worsen Eczema Icon

Propylene Glycol is an odorless, colorless liquid. As a humectant, it helps skin retain moisture. It also aids in delivering active ingredients.

0 Com. / 0 Irr.
Disliked Full details ->
Azelaic Acid Buffering, Masking
Helps reduce Skin Redness IconGood for Minimizing Pores IconGood for Dark Spots IconGood for Scar Healing IconHelps fight Acne Icon
5 Benefits

Azelaic acid is a naturally occurring acid derived from grains. This ingredient is effective in treating acne, rosacea, and other skin conditions.

Polysorbate 20 Emulsifying
0 / 0 Not safe for Fungal Acne Icon
Not safe for Fungal AcneNot safe for Fungal Acne Icon

Polysorbate 20 is made by combining ethoxylation of sorbitan, ethylene oxide, and lauric acid. It is a mild cleansing agent, surfactant, and emulsifier.

0 Com. / 0 Irr.
Very Disliked Full details ->
1,2-Hexanediol Skin Conditioning, Solvent

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.

Propanediol Solvent

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.

Panthenol Skin Conditioning
0 / 0 Helps reduce irritation Icon
Helps reduce irritationHelps reduce irritation Icon

Panthenol is a common ingredient that helps hydrate and soothe the skin. It can be found naturally in our skin and hair.

0 Com. / 0 Irr.
Niacinamide Smoothing
Niacinamide IconGood for Oily Skin IconHelps reduce Skin Redness IconGood for Minimizing Pores IconGood for Dark Spots IconHelps fight Acne IconHelps brighten skin Icon
NiacinamideNiacinamide Icon 6 Benefits

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

Sodium Hyaluronate Humectant, Skin Conditioning
0 / 0 Hyaluronic Acid Icon
Hyaluronic AcidHyaluronic Acid Icon

Sodium Hyaluronate is hyaluronic acid's salt form. It is commonly derived from the sodium salt of hyaluronic acid.

0 Com. / 0 Irr.
Camellia Sinensis Leaf Extract Antimicrobial, Antioxidant, Astringent
Antioxidant IconHelps reduce Skin Redness IconHelps reduce irritation IconGood for Minimizing Pores IconHelps with Anti-Aging IconHelps fight Acne Icon
AntioxidantAntioxidant Icon 5 Benefits

Camellia Sinensis Leaf Extract is derived from the leaves of the tea plant. Black tea, green tea, and oolong tea are all harvested from this plant.

Momordica Charantia Fruit Extract Skin Conditioning

We don't have a description for Momordica Charantia Fruit Extract.

Unknown Full details ->
Sambucus Nigra Flower Extract Refreshing, Skin Conditioning, Soothing

We don't have a description for Sambucus Nigra Flower Extract.

Unknown Full details ->
Leontopodium Alpinum Extract Skin Conditioning

We don't have a description for Leontopodium Alpinum Extract.

Unknown Full details ->

Ingredients Explained

These ingredients are found in both products.

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

Solvent
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
Smoothing
Loved

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
Skin Conditioning, Solvent
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.

Emollient, Humectant, Skin Conditioning
Loved

Aloe Barbadensis Leaf Extract is an extract of the leaves of the aloe, Aloe barbadensis, Liliaceae.

You may know Aloe to be a good sunburn reliever and inflammation reducer. This is because it contains many components that are known to help reduce irritation and itchiness. These include vitamins, amino acids, polysaccharides, and more. The high water content of aloe also helps give a cooling effect.

Aloe contains the antioxidants Vitamins A, C, and E. These vitamins neutralize free radicals. Free-radicals are molecules that may damage your skin cells, such as pollution.

The aloe plant is naturally abundant in polysaccharides, a carbohydrate made of sugar molecules. Polysaccharides help hydrate your skin by mimicking your skin's natural carbohydrates.

As it is easily absorbed by the skin, aloe is a great moisturizer. It is both a humectant and emollient. Emollients help trap moisture in your skin, keeping your skin soft. Humectants draw water from the air to your skin.

Other components of aloe include sugars such as monosaccharides and polysaccharides, folic acid, choline, many common minerals such as calcium, fatty acids, amino acids, and Vitamin B12.

Aloe does not protect against UV rays, despite it soothing sunburns.

There are over 420 species of aloe but Aloe Barbadensis is the most commonly used for topical products.

Learn more about Aloe Barbadensis Leaf Extract
Humectant, Skin Conditioning
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

Ingredient Ratings

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

No.1 Clear Filter Sun Essence SPF50+ PA++++
33
9
11
9
liked
mixed
disliked
not rated
Azelaic Acid 10% Serum with Niacinamide
7
1
2
3
liked
mixed
disliked
not rated

When to use

229 Routines
100% use in am
1% use in pm
91% use every day
When to use See routines that use it ->
305 Routines
42% use in am
58% use in pm
87% use every day
When to use See routines that use it ->

Reviews

Here's what our community thinks

Numbuzin No.1 Clear Filter Sun Essence SPF50+ PA++++ 62 ingredients

4.5 /5
from 12 ratings
Light (6) No Scent (6) Works Well (5)
Butter's avatar

Butter

7 months ago · Sensitive Skin
Review

I have no words. It's perfect.
This is easily the best sunscreen I've ever tried! It even tops my previous holygrail the Skin1004 sunscreen. The...

I have no words. It's perfect.
This is easily the best sunscreen I've ever tried! It even tops my previous holygrail the Skin1004 sunscreen. The last six months I've been looking for my "forever sunscreen" which is the one I'll keep repurchasing instead of having multiple sunscreens so I've been testing a few, didn't think something would top the Skin1004 sunscreen and then... I tried this. I honestly have no words about how much I love this sunscreen - it's just amazing 🥲 (maybe a bit dramatic for a sunscreen lmao 😂 but seriously it's the best). It's incredibly lightweight and is definitely the fastest absorbing sunscreen I've tried, the ingredients are great and as far as I can tell like most chemical sunscreens it doesn't leave a white cast (take this with a grain of salt I'm practically translucent lol). It layers incredibly well under makeup and doesn't pill, doesn't break me out, and isn't massively expensive (I payed £12 for 50ml). I recommend everybody gives this sunscreen a go, I can see it working for a lot of different skin types and climates. It's the only sunscreen I'll ever purchase from now on, the search is over! 😅

Rosy123's avatar

Rosy123

1 month ago · Dry Skin
Review

After drying many K beauty sunscreens I have finally settled on this one. It applies like a light, elegant moisturiser and is a beautiful base for...

After drying many K beauty sunscreens I have finally settled on this one. It applies like a light, elegant moisturiser and is a beautiful base for makeup. I have very dry skin so apply it over hydrating serums and a light layer of moisturiser. I let it absorb and dry for 5 - 10 minutes before applying foundation.

Cos De BAHA Azelaic Acid 10% Serum with Niacinamide 13 ingredients

3.0 /5
from 3 ratings
Broke Me Out (1) Great Value (1) Irritating (1)
Clover's avatar

Clover

1 year ago · Dry Skin
Review

I’m on my third bottle
Want a simple, hydrating, scentless, and affordable azelaic acid serum? Look no further! Azelaic acid is well tolerated by...

I’m on my third bottle
Want a simple, hydrating, scentless, and affordable azelaic acid serum? Look no further! Azelaic acid is well tolerated by many and for me I’ve noticed great improvements regarding redness. There was a short period of time when I cut this out of my routine, and that’s when I noticed how much it had been doing to reduce redness in my skin. This serum also contains aloe extract, panthenol, and niacinamide so it feels very soothing. Keep in mind however that there are a few different plant extracts in this as well, so if you are super extra sensitive you might react poorly to them. But personally I’ve never found them to be an issue.

BubbIes's avatar

BubbIes

2 months ago · Combination Skin
Review

I was so excited to try a product with what seemed like no comedogenic ingredients, but I suspect all the extracts broke me out pretty badly. I’m...

I was so excited to try a product with what seemed like no comedogenic ingredients, but I suspect all the extracts broke me out pretty badly. I’m talking deep, painful cysts. I think I saw a nice effect on skin brightness, but that’s the only upside unfortunately. This also left a chalky white residue at times.