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Deal.ai › Cosmo
COSMO
COSMO Vitamin C Facial Serum

COSMO Vitamin C Facial Serum

4.6(5 ratings)

Best price now

$12.88at eBayChecked 34 min ago

Compared across 4 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission.

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Price facts

  • Best price today: $12.88 at eBay (checked Nov 12, 2026).
  • Checked at 4 stores.

COSMO Vitamin C Facial Serum prices at every store

  • eBayNew

    In stockSold by 88deals

    $12.88Free shippingChecked 34 min ago
    Visit eBay
  • Khan El Khalili WarehouseNew

    In stock

    $5.88+ $10.00 shippingChecked 34 min ago
    Visit Khan El Khalili Warehouse
  • Cosmo Cosmetics USANew

    In stock

    $9.49+ $9.99 shippingChecked 34 min ago
    Visit Cosmo Cosmetics USA
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $9.99+ $9.99 shippingChecked 34 min ago
    Visit Amazon

Also available at

  • Khan El Khalili WarehouseCheck price at Khan El Khalili Warehouse

Store links may earn us a commission.

COSMO Vitamin C Facial Serum price history

Lowest price we've seen: $5.88 on Nov 12 at Khan El Khalili Warehouse. Tracked across 4 stores since Nov 12.

About the COSMO Vitamin C Facial Serum

Product Details

Product Size: 65ml

Age Range: Suitable for adults (18 years and above)

Item Form: Lightweight liquid serum

Skin Type: All skin types – ideal for dull, uneven, or tired-looking skin

Product Brand: COSMO

Product Summary

Brighten, hydrate, and renew your skin’s glow with COSMO Vitamin C Facial Serum . This powerful yet gentle serum is formulated with Vitamin C, Hyaluronic Acid, and natural antioxidants that work together to combat dullness, fade dark spots, and improve skin texture. With consistent use, it helps reveal visibly radiant, youthful-looking skin while protecting against environmental stressors and premature aging.

Key Benefits

Brightens Skin Tone: Vitamin C helps fade dark spots and discoloration, promoting a luminous complexion.

Hydrates and Plumps: Hyaluronic acid locks in moisture, keeping your skin smooth and supple all day.

Fights Free Radicals: Antioxidants protect against sun and pollution damage that cause dullness.

Improves Skin Texture: Refines pores and boosts elasticity for firmer, healthier-looking skin.

Lightweight & Non-Greasy: Absorbs quickly without clogging pores, suitable for daily use under makeup.

How to Use

Cleanse your face thoroughly and pat dry.

Apply 2–3 drops of serum onto fingertips.

Gently massage into face and neck in upward circular motions.

Use morning and night before applying moisturizer or sunscreen.

Possible Side Effects

Mild tingling may occur due to Vitamin C potency—this is normal and temporary.

Avoid use on broken or irritated skin.

Discontinue if redness or irritation persists.

Always perform a patch test before first use.

Questions and answers

Where is the COSMO Vitamin C Facial Serum cheapest?
At eBay, for $12.88, as of our latest check.
What do buyers say about the COSMO Vitamin C Facial Serum?
Rated 4.6 out of 5 from 5 ratings.
Where can I buy the COSMO Vitamin C Facial Serum?
4 stores we checked sell it, including Khan El Khalili Warehouse, eBay, Amazon, Cosmo Cosmetics USA.

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