Disclosure: This page may contain affiliate links. Read our full disclosure policy.

Aestura
A-cica 365 Soothing Relief Serum pH4.5

Versus

Haruharu Wonder
Centella 4% TXA Dark Spot Go Away Serum

aestura-estura-acica-365-trace-soothing-serum-ph4-5.

Product category and function

A-cica 365 Soothing Relief Serum pH4.5

Centella 4% TXA Dark Spot Go Away Serum

Serums/Treatments	Serums/Treatments
Concentrated formulas for hydrating and addressing skin issues.	Concentrated formulas for hydrating and addressing skin issues.
----	----

Ingredient highlights

A-cica 365 Soothing Relief Serum pH4.5

Centella 4% TXA Dark Spot Go Away Serum

Ingredient info	Ingredient info
Alcohol-free Paraben-free SLS-free Mica-free Fragrance-free	Alcohol-free Paraben-free SLS-free Mica-free Fragrance-free cruelty-free

Full ingredient list

A-cica 365 Soothing Relief Serum pH4.5

Centella 4% TXA Dark Spot Go Away Serum

No. of common ingredients = 0
Purified water, glycerin, butylene glycol, dipropylene glycol, betaine, niacinamide, gluconolactone, 1,2-hexanediol, diethoxyethyl succinate, tromethamine, sucrose stearate, squalane, hydrogenated lecithin, polyglyceryl-10 stearate, polyglyceryl-10 laurate, carbomer, caprylyl methicone, polyacrylate crosspolymer-6, ethylhexylglycerin, cholesterol, xanthan gum, asiaticoside, madecassic acid, asiatic acid, sodium hyaluronate, cellulose gum, 3-o-ethyl ascorbic acid, zinc pca, sodium gluconate, glyceryl caprylate, madecassoside, sodium trimetaphosphate 10	Water, propanediol, niacinamide (4%), tranexamic acid (4%), butylene glycol, 1,2-hexanediol, pyrus communis (pear) fruit extract, sodium polyacryloyldimethyl taurate, ethylhexylglycerin, polyglyceryl-10 laurate, madecassoside, centella asiatica extract, asiaticoside, ascorbic acid, asiatic acid, madecassic acid, sodium ascorbyl phosphate

No. of common ingredients = 0

Total Number of ingredients = 32

Total Number of ingredients = 17

Purified water, glycerin, butylene glycol, dipropylene glycol, betaine, niacinamide, gluconolactone, 1,2-hexanediol, diethoxyethyl succinate, tromethamine, sucrose stearate, squalane, hydrogenated lecithin, polyglyceryl-10 stearate, polyglyceryl-10 laurate, carbomer, caprylyl methicone, polyacrylate crosspolymer-6, ethylhexylglycerin, cholesterol, xanthan gum, asiaticoside, madecassic acid, asiatic acid, sodium hyaluronate, cellulose gum, 3-o-ethyl ascorbic acid, zinc pca, sodium gluconate, glyceryl caprylate, madecassoside, sodium trimetaphosphate

Water, propanediol, niacinamide (4%), tranexamic acid (4%), butylene glycol, 1,2-hexanediol, pyrus communis (pear) fruit extract, sodium polyacryloyldimethyl taurate, ethylhexylglycerin, polyglyceryl-10 laurate, madecassoside, centella asiatica extract, asiaticoside, ascorbic acid, asiatic acid, madecassic acid, sodium ascorbyl phosphate

Notable ingredients

A-cica 365 Soothing Relief Serum pH4.5

Centella 4% TXA Dark Spot Go Away Serum

Anti-acne: Niacinamide

Soothing: Niacinamide

Skin brightening: Niacinamide, 3-o-ethyl ascorbic acid

Anti-acne: Niacinamide (4%)

Soothing: Niacinamide (4%), Centella asiatica extract

Skin brightening: Niacinamide (4%), Tranexamic acid (4%)

Load all

Ingredients with their functions

A-cica 365 Soothing Relief Serum pH4.5

Centella 4% TXA Dark Spot Go Away Serum

Purified water

Also-called: Aqua, Aqua/Water, Water/Aqua/Eau, Aqua/Water/Eau | Function: Skin conditioning, Solvent

Water serves as a fundamental component in skincare products, often listed as the first ingredient, which means it's the most abundant. It acts as a solvent, helping to dissolve other ingredients and facilitate the application and absorption of products.

Glycerin

Also-called: Glycerol | Function: Skin-identical ingredient, Viscosity controlling, Skin protecting, Skin conditioning, Humectant/Moisturizer, Solvent

We don’t have a detailed description of this ingredient yet.

Butylene glycol

Function: Viscosity controlling, Skin conditioning, Humectant/Moisturizer, Solvent

We don’t have a detailed description of this ingredient yet.

Water

Also-called: Aqua, Aqua/Water, Water/Aqua/Eau, Aqua/Water/Eau | Function: Skin conditioning, Solvent

Propanediol

Also-called: Zemea | Function: Viscosity controlling, Solvent

We don’t have a detailed description of this ingredient yet.

Niacinamide (4%)

Also-called: Nicotinamide, Vitamin B3 | Function: Anti-acne, Soothing, Skin brightening, Cell-signaling ingredient

Niacinamide, also known as vitamin B3, is a potent skincare ingredient renowned for its wide-ranging benefits.

It helps to strengthen the skin's barrier function, improve skin texture, and reduce the appearance of fine lines and wrinkles. It's also effective in managing acne and reducing redness and inflammation.

Furthermore, it inhibits melanin production, thereby assisting in fading hyperpigmentation and evening out skin tone. Safe for almost all skin types, niacinamide is a versatile ingredient found in various skincare products.