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 Based on 146+ Reviews

8-Day Vitamin C Serum (0.5 oz)

8-Day Vitamin C Serum (0.5 oz)

Our award-winning Vitamin C Serum is a harmonious blend of antioxidants that sinks beautifully into skin to leave it soft & glowing!

8-Day Vitamin C Serum (0.5 oz)

8-Day Vitamin C Serum (0.5 oz)

Regular price $29.99
Regular price $29.99 Sale price $59.99
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How to use

After cleansing, pump once and then apply full dropper of the serum on skin gently.

30-Day Guarantee

Don't love your serum within 30 days? Contact us for a hassle free refund.

GET GLOWING, HEALTHY SKIN

Achieve glowing, healthy skin with our 8-Day Vitamin C Serum. Our vitamin c technology evens out your skin tone, brightens and reduce dark spots while providing deep hydration and improved texture.

Discover the Glow

Experience radiant skin. Just see the difference!

Before

After

 
 

GENTLE & EFFECTIVE

Our gentle, water-based formula helps you achieve glowing & healthy skin—without any irritation.

  • ★★★★★

    This 8-Day Vitamin C Serum serum changed my skin—bright, smooth, and glowing like golden hour. No filter needed! ✨

    Emily R.

  • ★★★★★

    Vitamin C that actually fades dullness and brightens fast? Yup. My skin’s never been better. Thank's Thirsty! 🧡

    Jessica L.

  • ★★★★★

    After using this serum for a few days, my skin feels refreshed and brighter. I like how lightweight it is—doesn’t feel heavy at all. 🌟

    Lily S.

  • ★★★★★

    Tried it for a week, and my face is glowing like I just left the spa. Obsessed & buy 1 get 1 free!! 🥰

    Olivia T.

    Frequently Asked Questions

    How often should I use it?

    For the best results, use the serum once or twice daily—morning and/or night—after cleansing your face. Just a few drops are enough to cover your entire face!

    Can I use it with other skin care products?

    Absolutely! This serum works well with most skincare routines. We recommend applying it after cleansing and before moisturizing for optimal results.

    Is it suitable for all skin types?

    Yes! This serum is formulated to be gentle and effective for all skin types, including sensitive skin. It’s lightweight and absorbs quickly without feeling greasy.

    Does it really work in 8 days?

    85%+ of our customers have seen results within 8 days using our product.