Tranexamic Acid Serum | The INKEY List

Use AM and PM. After cleansing and hydrating, apply a pea-sized amount to face and neck.

Follow with

Moisturizer.

Finish with SPF in your AM routine.

INKEY Tip

Wait at least 30 minutes before applying moisturizer.

Layer serums thinnest to thickest. Wait 60 seconds between layers to avoid pilling.

Heads up

When adding new products to your skincare routine, we always recommend patch testing. Learn more here.

Storage

Store in a cool, dry place (15–25°C). Keep out of direct sunlight. Avoid eyes. For external use only. Keep out of reach of children.

• 2% Tranexamic Acid : Reduces hyperpigmentation
• 2% Acai Berry Extract : Promotes even skin tone
• 2% Vitamin C derivative : Brightens skin tone

Aqua (Water/ Eau), Butylene Glycol, Glycerin, Ascorbyl Glucoside, Tranexamic Acid, Euterpe Oleracea Fruit Extract, 1-Methylhydanto- in-2-Imide, Sodium Acrylates Copolymer, Phenoxyethanol, Carbomer, Sodium Hydroxide, Cetearyl Olivate, Benzyl Alcohol, Sorbitan Olivate, Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Lecithin, Squalane, Ethylhexylglycerin, Sodium Gluconate, Polysorbate 60, Dehydroacetic Acid, Lactobacillus Ferment, Sorbitan Isostearate.

CAN I LAYER THIS WITH OTHER INGREDIENTS? Yes! It’s safe to use this serum for hyperpigmentation with all other products AM + PM. Just wait 30 mins before applying moisturizer.

WHY DID THE NAME CHANGE? We renamed it from Tranexamic Acid Night Treatment in Spring 2022 to reflect AM + PM use. Formula hasn’t changed.

CAN I USE THIS ON MY BODY? Yes, apply to any area with hyperpigmentation. Always patch test first.

IS IT SAFE FOR LONG-TERM USE? Absolutely. Use it consistently for best results.

IS THIS SAFE FOR SENSITIVE SKIN? Tranexamic Acid is one of the gentlest brightening ingredients available. However, we always recommend patch testing first.

WHAT MAKES TRANEXAMIC ACID GOOD FOR HYPERPIGMENTATION? It helps reduce dark spots by blocking melanin transfer + calming inflammation.

CAN IT HELP WITH BREAKOUTS? It doesn’t treat breakouts, but helps fade post-blemish marks. Plus, Acai + Vitamin C help defend against stressors that can trigger spots.

WILL IT IMPROVE BLEMISH SCARS? Yes, it helps smooth uneven tone and fade marks left behind.

CAN I USE THIS WITH VITAMIN C OR RETINOL? Yes! Tranexamic Acid is gentle and works well with other actives. Use this serum in AM/PM, and layer with Vitamin C in the morning or Retinol at night.

CAN I USE IT WITH NIACINAMIDE? Yes! Layer together in your routine. Wait until fully absorbed before applying moisturizer.

WHAT'S THE DIFFERENCE BETWEEN THIS AND VITAMIN C SERUM? While Vitamin C prevents future damage and brightens overall, Tranexamic Acid specifically targets existing dark spots and hyperpigmentation. For maximum results, many people use both.

WHAT IS TRANEXAMIC ACID AND HOW DOES IT WORK? Tranexamic acid is a gentle yet powerful ingredient that works by blocking the pathways that create excess melanin (the pigment that causes dark spots). Originally used in medicine, it's now a dermatologist favourite for treating hyperpigmentation safely.

IS TRANEXAMIC ACID A RETINOL? No.

IS IT AN EXFOLIATING ACID? No.

WHAT’S THE % OF TRANEXAMIC ACID? 2%.

HOW LONG DOES TRANEXAMIC ACID TAKE TO WORK? You may notice brighter skin in 2-4 weeks, with significant improvement in dark spots and hyperpigmentation typically visible after 6-8 weeks of consistent use.

HOW IS THIS DIFFERENT TO MANDELIC ACID? Mandelic exfoliates. Tranexamic calms and brightens. Ideal for sun spots and pigmentation.

WHAT IS ACAI BERRY? An antioxidant-rich fruit that helps even tone and boost clarity.

WHAT’S THE % OF ACAI BERRY? 2%.

WHAT’S THE % OF VITAMIN C? 2% derivative.

WHAT’S THE PH LEVEL? 6.5–7.0

WHAT ELSE HELPS WITH HYPERPIGMENTATION? Daily SPF is key to prevent new dark spots and protect results.

IS IT VEGAN? Yes! It’s now certified by The Vegan Society.

IS IT SAFE FOR PREGNANCY + BREASTFEEDING? Yes.

CAN I USE THIS WITH PRESCRIPTION TREATMENTS? Check with your doctor to be sure.

Skincare can be confusing.

So we cut the BS, and get straight to the point. We simplify the INCI list - commonly known as the ingredients list, that every skincare product has. That’s also where we get our name from. We’re The INKEY List - here to help you get better skin with real knowledge and formulas that deliver. No BS. No hype. Just effective, science-backed skincare that does what it says it will. We show you what your skin needs, not what’s trending. Whether you’re new to skincare or have a solid routine, we’ve always got your back with innovation, education and clinically-proven results.

All at a price that makes sense.

This product is;

Fragrance-free

Gluten-free

Pregnancy & Breastfeeding safe