
Get the most from your beauty sleep with Alterna’s Caviar Anti-Aging Restructuring Bond Repair Leave-In Overnight Serum - a high-performance treatment that fights the signs of aging throughout the night. A must-have for those with damaged hair. Specially formulated with Caviar extract, which is rich in minerals, vitamins and Omega fatty acids to help protect against the factors that cause hair to look and feel older, whether chemical, physical or natural. Absorbs instantly and doesn't leave residue on pillows or sheets. Research Results Clinically proven to help repair, reconstruct, and rebuild hair while reducing breakage and split ends more than 99% while you sleep.**vs. untreated hair Free of SLS/SLES: Sodium Lauryl Sulfate/Sodium Laureth Sulfate.
Water/Aqua/Eau, Cyclopentasiloxane, Glycerin, Dimethicone, Fragrance (Parfum), Hydrogenated Castor Oil/Sebacic Acid Copolymer, Benzyl Alcohol, Polyquaternium-37, Propylene Glycol Dicaprylate/Dicaprate, Dimethiconol, PPG-1 Trideceth-6, Hydrolyzed Vegetable Protein PG-Propyl Silanetriol, Dehydroacetic Acid, Hydrolyzed Keratin, Butyrospermum Parkii (Shea) Butter, Helianthus Annuus (Sunflower) Seed Oil, Polysilicone-15, Superoxide Dismutase, Caviar Extract, Potassium Benzoate, Propylene Glycol, Sodium Sorbate, Leuconostoc/Radish Root Ferment Filtrate, Saccharomyces/Copper Ferment, Saccharomyces/Iron Ferment, Saccharomyces/Magnesium Ferment, Saccharomyces/Silicon Ferment, Saccharomyces/Zinc Ferment, Phospholipids, Hexyl Cinnamal, Linalool, Limonene, Geraniol, Coumarin, Citral, Amyl Cinnamal, Benzyl Benzoate, Benzyl Alcohol, Citronellol.
Free delivery on all order over £75 (exc. Bulky Item Delivery)
Super Saver Delivery
£2.99
Standard Delivery
£3.99
Express Delivery
£5.99
Next Day Delivery
£6.99
24/7 InPost Locker | Shop Collect
£2.49
Evri ParcelShop
£3.99
Evri ParcelShop | Express Delivery
£5.99
Premium DPD Next Day Delivery
£7.99
Bulky Item Delivery
£4.99
Northern Ireland Super Saver Delivery
£2.99
Northern Ireland Standard Delivery
£4.99
Unlimited free delivery for a year with Unlimited Delivery for £14.99
Please note, some delivery methods are not available for products delivered by our brand partners & they may have longer delivery times.
For hygiene reasons, we cannot offer returns or refunds on fashion face masks, cosmetics (including beauty products), pierced jewellery, vitamins and supplements, medicines, toiletries, swimwear or lingerie and adult toys if the product or item has been used, if the hygiene or product seal has been broken or is no longer in place or if the product is not in its original packaging (if applicable), unless faulty.
Items of footwear and/or clothing must be unworn, unwashed with the original labels attached. Items of homeware including bedlinen, mattresses and toppers, and pillows must be unused and in their original unopened packaging. This does not affect your statutory rights. Also, footwear must be tried on indoors.
Click here to view our full Returns Policy.

Get the most from your beauty sleep with Alterna’s Caviar Anti-Aging Restructuring Bond Repair Leave-In Overnight Serum - a high-performance treatment that fights the signs of aging throughout the night. A must-have for those with damaged hair. Specially formulated with Caviar extract, which is rich in minerals, vitamins and Omega fatty acids to help protect against the factors that cause hair to look and feel older, whether chemical, physical or natural. Absorbs instantly and doesn't leave residue on pillows or sheets. Research Results Clinically proven to help repair, reconstruct, and rebuild hair while reducing breakage and split ends more than 99% while you sleep.**vs. untreated hair Free of SLS/SLES: Sodium Lauryl Sulfate/Sodium Laureth Sulfate.
Water/Aqua/Eau, Cyclopentasiloxane, Glycerin, Dimethicone, Fragrance (Parfum), Hydrogenated Castor Oil/Sebacic Acid Copolymer, Benzyl Alcohol, Polyquaternium-37, Propylene Glycol Dicaprylate/Dicaprate, Dimethiconol, PPG-1 Trideceth-6, Hydrolyzed Vegetable Protein PG-Propyl Silanetriol, Dehydroacetic Acid, Hydrolyzed Keratin, Butyrospermum Parkii (Shea) Butter, Helianthus Annuus (Sunflower) Seed Oil, Polysilicone-15, Superoxide Dismutase, Caviar Extract, Potassium Benzoate, Propylene Glycol, Sodium Sorbate, Leuconostoc/Radish Root Ferment Filtrate, Saccharomyces/Copper Ferment, Saccharomyces/Iron Ferment, Saccharomyces/Magnesium Ferment, Saccharomyces/Silicon Ferment, Saccharomyces/Zinc Ferment, Phospholipids, Hexyl Cinnamal, Linalool, Limonene, Geraniol, Coumarin, Citral, Amyl Cinnamal, Benzyl Benzoate, Benzyl Alcohol, Citronellol.
Free delivery on all order over £75 (exc. Bulky Item Delivery)
Super Saver Delivery
£2.99
Standard Delivery
£3.99
Express Delivery
£5.99
Next Day Delivery
£6.99
24/7 InPost Locker | Shop Collect
£2.49
Evri ParcelShop
£3.99
Evri ParcelShop | Express Delivery
£5.99
Premium DPD Next Day Delivery
£7.99
Bulky Item Delivery
£4.99
Northern Ireland Super Saver Delivery
£2.99
Northern Ireland Standard Delivery
£4.99
Unlimited free delivery for a year with Unlimited Delivery for £14.99
Please note, some delivery methods are not available for products delivered by our brand partners & they may have longer delivery times.
For hygiene reasons, we cannot offer returns or refunds on fashion face masks, cosmetics (including beauty products), pierced jewellery, vitamins and supplements, medicines, toiletries, swimwear or lingerie and adult toys if the product or item has been used, if the hygiene or product seal has been broken or is no longer in place or if the product is not in its original packaging (if applicable), unless faulty.
Items of footwear and/or clothing must be unworn, unwashed with the original labels attached. Items of homeware including bedlinen, mattresses and toppers, and pillows must be unused and in their original unopened packaging. This does not affect your statutory rights. Also, footwear must be tried on indoors.
Click here to view our full Returns Policy.
Extend your warranty and protect your purchase against accidental damage and defects.
Protects your new Caviar Anti-Aging Restructuring Bond Repair Leave-In Overnight Serum 100ml against breakdowns and faults once the manufacturer's warranty period is over.
Covers issues not included in your manufacturer's warranty, such as accidental damage or theft.
Get a replacement or a cash refund up to the full amount you originally paid for it.
FAQs
XCover is an authorised protection provider for Debenhams, with over 7 million customers globally and an average 4.7 out of 5 stars from thousands of reviews on Google and Trustpilot. XCover's simple, fast and stress-free repair and replacement process delivers peace of mind if your item is stolen or it has damages or defects that aren't covered by the manufacturer's warranty.
XCover's simple, fast and stress-free repair and replacement process delivers peace of mind if your item is stolen or has damages or defects that aren't covered by the manufacturer's warranty. XCover’s easy, digital process is simple with quick payouts on approved claims.
Before submitting a claim, you need to gather all the details and documents to support your claim. This helpful article has a guide to what documents you may need based on your claim reason.
When you're ready to submit your claim, log in to your XCover Account, select the XCover Protection you would like to claim for and then select ‘Make a Claim’.
The XCover claims process is quick and hassle-free, with payment or reimbursement for approved claims processed instantly. The dedicated team at XCover aims to complete 95% of claims within 3 days of claim submission, so keep a close eye on your emails to ensure there’s no delay.
For more information about claims submission, please check XCover Help.