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There are no restrictions on order quantity, parcel size, or shipment weight — every order ships at no cost to you. In addition, all customs duties, import taxes, and government-imposed fees associated with your shipment will be fully covered by us, ensuring you will not incur any extra charges upon delivery.
Please note that delivery times may vary due to local customs procedures and carrier conditions, but your shipping and customs costs will remain completely free under this policy.
We provide a secure and reliable Free Returns service for all customers. Items that remain unused and unopened may be returned within 60 days for a full refund.
All return shipping expenses, including customs-related fees, are fully covered by us.
Refund processing will be completed within 4 weeks from the date the return shipment is sent, regardless of whether the package has arrived at our facility. In general, refunds are finalized significantly earlier, ensuring a smooth and dependable experience.
Developed by board-certified dermatologist Dr. Whitney Bowe, Asta C™ Vitamin C Age Defense Serum Refill is expertly formulated to help protect the skin against visible signs of aging and oxidative damage, while brightening and evening the look of skin tone. Save 17% with this convenient refill.
At the heart of the formula, two advanced forms of stable vitamin C (tetrahexyldecyl ascorbate and 3-o-ethyl ascorbic acid) combined to improve the look of unwanted pigmentation. The formula helps to reduce the look of dark spots and discoloration, while revitalizing the skin with a visible illuminating effect. Packed with antioxidants, the serum defends the skin against everyday pollutants that can cause potential premature fine lines and wrinkles.
Key Benefits:
Clinically-Proven Results*:
- 100% saw reduced fine lines and wrinkles
- 100% saw brighter skin
- 96% saw reduced skin discoloration
- 100% said skin has more bounce to it
- 100% agreed Asta C is a "game-changer" for skin
*Independent clinical study of 32 subjects who used Asta C twice a day, as measured at the 12-week time point.
Key Ingredients: Tetrahexyldecyl Ascorbate, 3-O-ethyl Ascorbic Acid, Astaxanthin, Turmeric
Twist off the top of the pump, removing it from its glass bottle. Keep the reusable top pump. Swap in a new refill, then put the pump back into the glass tube. Apply 3-4 pumps onto face, neck, and chest morning + night. If you're new to vitamin C, leveling up the strength of your vitamin C, or if you have sensitive skin, patch test on the inner forearm or side of the neck first. Start using once a day in the morning before working your way up to twice a day, and layering with other skincare actives.
Skin Type: Dry Skin, Oily Skin, Normal Skin, Combination Skin
Skin Concern: Discoloration, Redness, Breakouts, Pigmentation, Dark Spots, Wrinkles, Loss of Elasticity
Water/Aqua/Eau, Tetrahexyldecyl Ascorbate, Glycerin, Squalane, Propanediol, 3-O-Ethyl Ascorbic Acid, Ethylhexyl Olivate, Sodium Acrylates Copolymer, Citric Acid, Curcuma Longa (Turmeric) Root Extract, Astaxanthin, Lactobacillus Ferment, Haematococcus Pluvialis Oil, Melia Azadirachta Flower Extract, Melia Azadirachta Leaf Extract, Corallina Officinalis Extract, Betaine, Coccinia Indica Fruit Extract, Helianthus Annuus (Sunflower) Seed Oil, Rosmarinus Officinalis (Rosemary) Extract, Tocopherol, Silica, Phenoxyethanol, Polyglyceryl-4 Oleate, Ethylhexylglycerin, Maltodextrin, Sodium Phytate, 1,2-Hexanediol, Mica, Butylene Glycol, Tin Oxide (Ci 77861), Xanthan Gum, Titanium Dioxide (Ci 77891).
For the latest information, it is recommended to review the ingredient list printed on the packaging of the product prior to usage or consumption.
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