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20% Vitamin C Booster


Offer Price £40.00


Our slow-releasing 20% Vitamin C booster brightens uneven skin tone and reduces signs of ageing by protecting skin cells and inhibiting melanin production. Incorporate the booster into your morning and evening routine to improve hyperpigmentation, dark spots and noticeable signs of sun damage.

This item cannot be shipped internationally.

Product Details

  • Stable 20% Vitamin C Booster
  • Improve signs of ageing and minimises fine lines
  • Protects skin cells from UV exposure
  • Evens out skin tone and enhances radiance
  • Used in every Cowshed spa

No testing on animals

100% vegetarian

No parabens

No mineral oils

No silicones


All our products are made from the best quality ingredients which are 100% vegetarian, and include no parabens, mineral oils or silicones.

How to use

How to use

Apply a few drops alone or mix into your moisturiser after toning. Use in your morning and evening skincare routine. Always follow with an SPF if applied in the morning.

Pair with

We suggest pairing with the Rejuvenate Day Cream and Rejuvenate Night Cream, depending on whether you use it in the morning or evening.

Delivery & Returns


Due to the busy period, our dispatch and delivery times are a little longer than usual.

Please allow up to three weeks for your order to arrive.

US Standard Shipping: $9.95, free on orders over $80 for a limited time only.

US Premium Shipping: $15 - temporarily unavailable

Canada Standard Shipping: $30

For more information on your shipping options, please click here.

Track your order

When your order is despatched, you will receive a shipping confirmation to your email address. Within this will be your tracking number with which to monitor the whereabouts and progress of your package.


Returns accepted; we have now extended our returns period for Christmas. For orders placed after 1 November 2021, you'll have until 31 January 2022 to return your item to us.

All other terms and conditions related to returns and refunds apply, please see our Delivery and returns page for further details.