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Just Launched: NEW Scalp Serum and Thick & Full Supplements

Just Launched: NEW Scalp Serum and Thick & Full Supplements

Grow your own OUAI. Introducing two NEW OUAIs to transform your hair health – OUAI Scalp Serum and OUAI Thick & Full Supplements. Whether you’re looking for an itchy scalp treatment or hair supplements (or both), keep reading to learn more about how our new hair products help support healthy from the outside and in.


The OUAI to healthy hair starts with the scalp. This skincare-inspired Scalp Serum helps balance and hydrate your scalp to create an ideal environment for hair to thrive. Drop OUAI every day on your scalp for best results. Scalp Serum is free of SLS, SLES, parabens, phthalates, gluten, and animal testing. Plus it’s safe for color-treated hair, keratin treatments, Brazilian blowouts, and chemically-treated hair.

Key Benefits:

  • Helps foster a healthy, balanced scalp.
  • Helps soothe irritation from styling.
  • Helps to promote the appearance of thicker, fuller hair.

Why Drop OUAI Every Day?

Scalp Serum is clinically proven to improve the look of fuller, thicker hair.   *Based on a 16-week expert grading study performed on 32 subjects

  • 100% of users showed improvement in the look of fuller, thicker hair*
  • 90% of users showed improvement in health of their scalp*

What’s Inside:

  • Adaptogens and hyaluronic acid can help promote hydration and a healthy barrier.
  • Red Clover Flower Extract helps to reduce scalp discomfort from styling.
  • Peptides support the appearance of fuller, thicker, and healthier hair.

The Scent:

Scalp Serum smells like our NEW signature scent Cape Town, an earthy fragrance with notes of ginger and spearmint. 

  • Top notes: Ginger, basil, and Spearmint
  • Middle notes: Tomato Leaves and Green Fig
  • Base notes: Ambroxan and Wet Grass

How To Apply:

  1. Apply 1 full pipette of Scalp Serum directly to your scalp every day in the AM or PM on wet or dry hair for a minimum of 90 days for best results. 
  2. Using short, quick presses to release drops throughout the scalp, start the application in your natural part and along your hairline. 
  3. Massage in to help distribute and absorb into the scalp then leave it on.


  • Apply Scalp Serum daily for best results. This is a leave-in product so don’t rinse it out.
  • It must be applied directly to the scalp. 
  • Don’t apply to open wounds and/or broken skin on the scalp.


Pop OUAI every day. These vegan, daily Thick & Full Supplements work to support healthy hair with beauty-boosting ingredients like biotin that promote thicker, fuller strands in as early as 60 days. 

Key Benefits & Features:

  • Helps to support hair strength promoting the appearance of thicker and longer-looking hair.
  • Helps to improve hair health.
  • 30 capsules in full size and refill pouch.
  • Vegan. Zero flavor. Zero aftertaste.
  • Free of gluten and cruelty-free.

Why Pop OUAI Every Day?

*Based on a 12-week consumer study of 115 participants:

  1. 85% of users reported that hair feels stronger*
  2. 84% of users  reported that hair looks noticeably healthier

What’s Inside: 

  • Biotin helps support hair strength.
  • Multivitamin complex helps to fortify the scalp for optimal hair health.

How to Use:

Scroll down to pop and drop OUAI every day with our new Scalp Serum and Thick & Full Supplements 

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