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New Formula
Regena C20 Vitamin C Serum with 20% Ethyl Ascorbic Acid
Regena C20 Vitamin C Serum with 20% Ethyl Ascorbic Acid
Regena C20 Vitamin C Serum with 20% Ethyl Ascorbic Acid
Regena C20 Vitamin C Serum with 20% Ethyl Ascorbic Acid
Regena C20 Vitamin C Serum with 20% Ethyl Ascorbic Acid
Regena C20 Vitamin C Serum with 20% Ethyl Ascorbic Acid
Regena C20 Vitamin C Serum with 20% Ethyl Ascorbic Acid
Regena C20 Vitamin C Serum with 20% Ethyl Ascorbic Acid
New Formula

Regena C20 Vitamin C Serum

with 20% Ethyl Ascorbic Acid

£23.00
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£23.00

dull normal pigmentation uneven-tone

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Subscribe and save

  • Save 15% on every order. Most products last around three months - so we recommend you start here.
  • Cancel or pause any time - we'll give you plenty of notice before each shipment.
  • Earn loyalty points on every delivery.

Subscribe and save

  • Save 15% on every order. Most products last around three months - so we recommend you start here.
  • Cancel or pause any time - we'll give you plenty of notice before each shipment.
  • Earn loyalty points on every delivery.

Fastest Delivery: Wed, Dec 06. Free UK shipping on £25 and free returns (even if opened).

Overview

  • If you prefer a 30% version of this serum with a more advanced form of Vitamin C (Ethyl Ascorbic Acid), you may wish to consider Regena S2 PRO, Vitamin C serum formulated with 30% Ethyl Ascorbic Acid.
  • Regena C20 is our bestselling Vitamin C serum formulated with 20% Ethyl Ascorbic Acid.
  • Stabilised vitamin C (Ethyl Ascorbic Acid) can help brighten dull skin, reduce the appearance of age spots and hyperpigmentation, and significantly reduce acne bacteria.
  • Ethyl Ascorbic Acid’s lipophilic and hydrophilic properties allow it to be easily absorbed by the skin, making it one of the most stable and efficient forms of ascorbic acid.
  • Free of parabens, silicones, PEGs, SLS, SLES, and mineral oils. Vegan and cruelty-free. Made in the UK.
  • Use on its own or underneath your favourite moisturiser.
+Actives
Recommended for

Most skin types, including sensitive skin. Can balance sebum production of oily skin.

Active Ingredients
Ferulic Acid
This key element of Japanese and Korean skincare is sourced from rice bran. A powerful antioxidant that helps stabilise actives and prevents damage caused by free radicals.
Vitamin C (Ethyl Ascorbic Acid)
Vitamin C is an essential antioxidant that fights acne bacteria, brightens skin, reduces pigmentation and evens skin tone. This product contains ethyl ascorbic acid, an exceptionally efficient and stable form of Vitamin C.
+Directions
Shake gently before use. Apply a few drops to clean, damp skin, concentrating on blemishes, fine lines, dark spots and areas of hyperpigmentation.
+Ingredients
Propanediol, 3-O-Ethyl Ascorbic Acid, Olive Oil Polyglyceryl-4 Esters, Dibutyl Lauroyl Glutamide, Dibutyl Ethylhexanoyl Glutamide, Ferulic Acid Our formulations are updated from time to time as part of our commitment to innovation. As such, the ingredient list shown here may vary from the box of the product depending on time and region of purchase.

This product is free from


Animal ingredients, benzalkonium chloride, benzophenones/benzophenone derivatives, bisphenol a (BPA), butoxyethanol, BHT, carbomer, coal tar dyes, -cones, ethanolamines (MEA/DEA/TEA), formaldehyde, hydroquinone, liquid petrolatum, methyl cellosolve, methylisothiazolinone, methylchloroisothiazolinone, mercury, mercury compounds, mineral oil, oxybenzone, parabens, paraffin oil, phenoxyethanol, phthalates, polyethylene glycol (PEGs), resorcinol, siloxanes, sodium nitrite, sulfates, thimerosal, triclosan, triclocarban.

+Data
ColourClear
pHN/A
ContainerAmber glass bottle with dropper that protects actives from UV light.
Rheology / GlideThin and creamy. Easily absorbed.
Odour Hints of botanicals and citrus.
Alcohol-free✔
Cruelty-free✔
Vegan ✔
Paraben-free ✔
Silicone-free ✔
Sulphate / SLS free ✔
+Shipping

You can choose your delivery options when you pay.

United Kingdom

England/Wales EVRI/HERMES STANDARD (3-5 DAYS TRACKED) - FREE ON £25 (OR £2.99)
Tracked. Get an email or text with a 2 hour delivery window. Redirect to a neighbour or parcelshop or request to leave in a safe place.

England/Wales EVRI 24 (ORDER BY 7PM)* - £3.99
Tracked, Next Working Day Delivery. Get an email or text with a 2 hour delivery window. Redirect to a neighbour or parcelshop or request to leave in a safe place. If EVRI the cut off is 7pm, Mo-Thu.

England/Wales DPD NEXT WORKING DAY (TRACKED, ORDER BY 2PM) - £4.99
Get an email or text with a 2 hour delivery window. Redirect to a neighbour or parcelshop or request to leave in a safe place. Excluding Isle of Man, Scottish Highlands & Islands, Scilly Isles.
Scotland/Northern Ireland ROYAL MAIL 48 (3-5 DAYS TRACKED) - FREE ON £25 (OR £2.99)
Tracked. Get an email or text. Redirect to a neighbour or post office or request to leave in a safe place.
Scotland/Northern Ireland ROYAL MAIL 24 (1-2 DAYS TRACKED, ORDER BY 2PM) - £3.99
Tracked. Get an email or text. Redirect to a neighbour or post office or request to leave in a safe place.
* Cut off times for next working day delivery: Mo-Thu, 7pm for EVRI24, 2PM for DPD and Royal Mail 24. If the order has been placed on the weekend (Friday after cut off or Saturday, Sunday), the next working day for it to be delivered is Tuesday.
Europe and ROW

Zone 1: Germany, France, Republic of Ireland, Netherlands, Spain, Belgium, Austria,Portugal

EUROPE (5-7 WORKING DAYS TRACKED) - £4.99
Get a text within an hour of delivery. Redirect to a neighbour or parcelshop or request to leave in a safe place.

Zone 2: Bulgaria, Croatia, Luxembourg, Romania, Hungary, Slovakia, Czechia, Italy, Poland, Denmark, Sweden, Switzerland

EUROPE (5-7 WORKING DAYS TRACKED) - £6.99
Get a text within an hour of delivery. Redirect to a neighbour or parcelshop or request to leave in a safe place.

Shipments to the countries not listed in zone 1 and 2, please see below or email help@facetheory.com for more information.

Zone 3: Rest of the world

REST OF WORLD (5-10 WORKING DAYS) - £9.99

Tracked delivery. Courier depends on the country. International customs charges are generally not payable on orders less than £100 however we cannot be held responsible for any additional charges or delays due to customs inspections in your delivery country.

Please note the above shipping timelines are estimates and not guaranteed. Sometimes there may be delays – e.g. carrier delays, logistics, customs, bad weather or things out of our control.
RETURNS
If you aren't happy with your product, you can get a refund at any time up to 365 days later without having to return your products. Read more here.