Online Exclusive

Firming Vegan Collagen Prep Serum Refill

$76.00

Online Exclusive

Firming Vegan Collagen Prep Serum Refill

$76.00

Firm. Plump. Rejuvenate.


Our 4-in-1 super serum firms, brightens, plumps, and hydrates in 4 weeks without irritation. Our skin philosophy is centered on this “prep step” - the essential, second step in your daily routine that delivers an immediate, healthy glow while conditioning skin over time. The Prep Serum “preps” skin to a balanced state after cleansing and prior to moisturizing, creating a nourished canvas that brings visible radiance and won’t pill under makeup.

Extend the life of your bottle with this refill pouch. Containing 50% more than our standard size - more product, more value and less waste.

A $69 value.

Free US returns

Available at

Hydrates

Cruelty Free

Suitable for sensitive skin

Fragrance Free

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SUITABLE FOR SENSITIVE SKIN
VEGAN
CRUELTY FREE
DERMATOLOGIST TESTED
CLINICALLY TESTED
GLUTEN FREE
NUT ALLERGEN FREE

Delivers an Immediate, Healthy Glow

Firms, brightens, plumps, and hydrates without irritation

Our skin philosophy is centered on this “prep step” - the essential, second step in your daily routine that delivers an immediate, healthy glow while conditioning skin over time. The Prep Serum “preps” skin to a balanced state after cleansing and prior to moisturizing, creating a nourished canvas that brings visible radiance and won’t pill under makeup.

CC

Visible results in 30 days

BEFORE
AFTER 30 DAYS

Visible results in 30 days

97%

agree these products were gentle and non-irritating

92%

agree skin looks healthier

92%

 agree these products work better together

89%

agree skin appears more youthful

4.9
Rated 4.9 out of 5 stars
Based on 460 reviews
Total 5 star reviews: 436 Total 4 star reviews: 20 Total 3 star reviews: 2 Total 2 star reviews: 1 Total 1 star reviews: 1
99%would recommend this product
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460 reviews
  • WM
    Wendy M.
    Verified Buyer
    What is your skin type? Combination, Acne Prone, Oily
    February 9, 2026
    What is your skin type? Combination, Acne Prone, Oily
    Rated 5 out of 5 stars
    It Works!

    I have been using this serum for years! I was a firm believer that putting anything along the lines of moisturizer on my face would cause even worse damage (acne, dry or oily skin). The acne was and always will be my worst enemy. So I thought . I was so ignorant.

    I use nothing but Outset. Lips, and face. Why haven’t you done Body Lotion? I would definitely buy it.

    This is my daily routine before and after work. Caffeine polish starts the day. Serum, moisturizer, eye line cream, lip balm. Besides the lip balm, the Serum, moisturizer and eye line cream last me 12 hour work days. But that’s me.

    I finish off the day with gentle cleanser, serum, and the night cream. Love it!

  • JC
    Jeannine C. P.
    Verified Buyer
    How old are you? 55+
    What is your skin type? Normal, Dry
    February 8, 2026
    How old are you? 55+
    What is your skin type? Normal, Dry
    Rated 5 out of 5 stars
    Serum refill

    This is a great way to refill and have extra. It feels light and moisturizing on.

  • DC
    Deborah C.
    Verified Buyer
    How old are you? 55+
    What is your skin type? Combination, Acne Prone
    February 8, 2026
    How old are you? 55+
    What is your skin type? Combination, Acne Prone
    Rated 5 out of 5 stars
    Product is worth the money

    The serum is just enough to make your face dewy. It works well with the moisterizer lotion or night cream.

  • JB
    Juliette B.
    Verified Buyer
    How old are you? 25 - 34
    What is your skin type? Normal
    February 7, 2026
    How old are you? 25 - 34
    What is your skin type? Normal
    Rated 5 out of 5 stars
    DA BEST SCAR JO

    THE BEST STUFF EVER I BE LOOKING SO YUMMY

  • ML
    Miriam L.
    Verified Buyer
    How old are you? 55+
    What is your skin type? Sensitive
    February 3, 2026
    How old are you? 55+
    What is your skin type? Sensitive
    Rated 5 out of 5 stars
    Excellent serum

    This is by far the best serum available.

    In addition, the refill packaging is muc more environmentally friendly.