20% Off Spring Sale! Shop Now >

NEW Exosome Hydro-Glow Complex Shop now >

Free shipping on your first order!

FREE Dewy SPF at cart on orders over $35

collagen booster bottle on purple background
How to layer Collagen Peptide Serum in your routine
Shot of Collagen Serum bottle with text that reads 'Amount to apply: a pea-sized amount' and 'When to apply: AM and PM'
Key benefits of using Collagen Peptide Serum

Collagen Booster | The INKEY List

Plump and firm skin

4.6
Rated 4.6 out of 5 stars
4.6 Stars (377 Reviews)
$12.80 $16.00 / 30ml

20% off everything* and FREE SPF at cart over $35

A serum that works to make the skin appear plumper and firmer, to help reduce the appearance of fine lines and wrinkles (previously named Collagen Booster)

Using the Matrxyl 3000™ peptide, this smoothing and hydrating collagen serum mimics the effect of what natural collagen would do to your skin, helping it appear plumper and firmer. Syn-Tacks™ Dual Peptide serum also gives an added boost to aid a reduction in the appearance of fine lines and wrinkles.

Suitable for:

  • All Skin Types
  • Sensitive Skin
  • Pregnancy & Breastfeeding

Targets:

  • Fine Lines & Wrinkles
  • Loss of Elasticity

Proud to be:

  • Carbon Net-Zero
  • B-Corp
  • Cruelty Free
  • Recyclable
  • Vegan
  • Travel Size
  • Gluten Free
  • Fragrance Free

Shipping info

Standard tracked shipping

  • $5.95 or FREE on your first order & orders over $35
  • (2-5 business days*)

Express tracked shipping

  • $15
  • (2-3 business days*, when ordered before 3pm EST)

*Find out more about shipping here.

Track the status of your parcel with
our trusted couriers

Still not sure?

Take our Skin Quiz, choose your personalized routine and get FREE products.

Take The Quiz
  • Before and after comparison
    "My skin is my biggest insecurity so the fact this has shaped me has changed my confidence completely."

    The Latham Life

4.6
Rated 4.6 out of 5 stars
Based on 377 reviews
Total 5 star reviews: 276 Total 4 star reviews: 72 Total 3 star reviews: 17 Total 2 star reviews: 5 Total 1 star reviews: 7
377 reviews
  • Sheri C.
    Verified Buyer
    I recommend this product
    Age Range 45 - 54
    Skin Type Oily
    Skin Concerns Redness, Texture, Breakouts, Oiliness, Fine Lines and Wrinkles
    Rated 5 out of 5 stars
    Yesterday
    Boosted!

    I love all of the Inkey products I have gotten so far. I feel a new radiance on my face. I can really see a difference in the look, feel, and texture of my face.

  • Nazeema S.
    Verified Buyer
    I recommend this product
    Age Range 45 - 54
    Skin Type Combination
    Skin Concerns Hyperpigmentation, Fine Lines and Wrinkles
    Sensitive Skin Friendly? Yes
    Rated 5 out of 5 stars
    5 days ago
    Love it.

    I love this product its non sticky and sinks in the skin wonderfully. The price is reasonable and works wonders.

  • Stefanie E.
    Verified Buyer
    I recommend this product
    Age Range 35 - 44
    Skin Type Combination
    Skin Concerns Oiliness, Dehydration
    Sensitive Skin Friendly? Yes
    Rated 5 out of 5 stars
    1 week ago
    Love this serum

    I really love this serum. It makes a notable difference to my skin, leaving it looking fresher and more plump. I feel like this serum doesn't get as much attention as others, like the hyaluronic acid, but it is SO good, please make it in a bigger size!