Dupes for 20% Vitamin C + E Ferulic Acid Serum

by Timeless · Serum

6 products come close enough to call a dupe, best match first.

How the match is scored

A dupe is always the same kind of product — a serum is only compared with serums. Within that, two things are scored and blended.

Ingredient Match compares the two ingredient lists. Lists are ordered by concentration, so an ingredient near the top counts for more than one near the bottom; a dupe has to cover what matters most in the original. It weighs most of all.

Attribute Match compares what the two products are for: the benefits their ingredients are known for, such as hydrating or acne fighting. Those benefits come from the ingredients, not from tests of either product.

Only products scoring 60% or more are listed, at most 50. A match is about the formula on the label: it can't see concentrations the label doesn't print, texture, or how a product feels on your skin.

  1. Dupe #1

    10% Vitamin C + E Ferulic Acid Serum

    Timeless

    10% Vitamin C + E Ferulic Acid Serum

    100% match

    100% Attribute Match · 100% Ingredient Match

    They share 11 of this product's 11 ingredients.

    Both are

    • Fragrance-free
    • Alcohol-free
    • Paraben-free
    • Silicone-free
    • Sulfate-free
    • Oil-free
    • Reef-safe
    • Vegan
    • Cruelty-free

    Both are likely good for

    • Hydrating
    • Barrier Repair
    • Reduces Irritation
    • Anti-Aging
    • Brightening
    • Dark Spots
    • Even Tone
    • Antioxidant
    • Anti-Pollution

    Brand price: USD 23.95 · checked 8 Oct 2026 · on the brand's site

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  2. Dupe #2

    Vitamin C & E Serum

    SkinCeuticals

    Vitamin C & E Serum

    73% match

    86% Attribute Match · 59% Ingredient Match

    They share 7 of this product's 11 ingredients (the dupe lists 18).

    Both are

    • Fragrance-free
    • Alcohol-free
    • Paraben-free
    • Silicone-free
    • Sulfate-free
    • Oil-free
    • Reef-safe

    Both are likely good for

    • Hydrating
    • Barrier Repair
    • Reduces Irritation
    • Anti-Aging
    • Brightening
    • Dark Spots
    • Even Tone
    • Antioxidant
    • Anti-Pollution

    Brand price: USD 185.00 · checked 28 Sept 2026 · on the brand's site

    Compare side by side →
  3. Dupe #3

    Silymarin CF

    SkinCeuticals

    Silymarin CF

    61% match

    73% Attribute Match · 44% Ingredient Match

    They share 4 of this product's 11 ingredients (the dupe lists 10).

    Both are

    • Fragrance-free
    • Paraben-free
    • Silicone-free
    • Sulfate-free
    • Oil-free
    • Reef-safe
    • Vegan

    Both are likely good for

    • Hydrating
    • Barrier Repair
    • Anti-Aging
    • Brightening
    • Dark Spots
    • Even Tone
    • Antioxidant
    • Anti-Pollution

    Brand price: USD 185.00 · checked 28 Sept 2026 · on the brand's site

    Compare side by side →
  4. Dupe #4

    Hyper Vitamin C 23 Serum

    Isntree

    Hyper Vitamin C 23 Serum

    61% match

    95% Attribute Match · 35% Ingredient Match

    They share 4 of this product's 11 ingredients (the dupe lists 17).

    Both are

    • Fragrance-free
    • Alcohol-free
    • Paraben-free
    • Silicone-free
    • Sulfate-free
    • Oil-free
    • Reef-safe
    • Vegan
    • Cruelty-free

    Both are likely good for

    • Hydrating
    • Barrier Repair
    • Reduces Irritation
    • Anti-Aging
    • Brightening
    • Dark Spots
    • Even Tone
    • Antioxidant
    • Anti-Pollution
    Compare side by side →
  5. Dupe #5

    C15 Brightening Super Booster

    Paula's Choice

    C15 Brightening Super Booster

    61% match

    95% Attribute Match · 35% Ingredient Match

    They share 4 of this product's 11 ingredients (the dupe lists 17).

    Both are

    • Fragrance-free
    • Alcohol-free
    • Paraben-free
    • Silicone-free
    • Sulfate-free
    • Oil-free
    • Reef-safe
    • Vegan
    • Cruelty-free

    Both are likely good for

    • Hydrating
    • Barrier Repair
    • Reduces Irritation
    • Anti-Aging
    • Brightening
    • Dark Spots
    • Even Tone
    • Antioxidant
    • Anti-Pollution

    Brand price: USD 59.00 · checked 8 Oct 2026 · on the brand's site

    Compare side by side →
  6. Dupe #6

    Vitamin C + E + Ferulic 16% Face Serum

    Minimalist

    Vitamin C + E + Ferulic 16% Face Serum

    60% match

    78% Attribute Match · 41% Ingredient Match

    They share 5 of this product's 11 ingredients (the dupe lists 21).

    Both are

    • Fragrance-free
    • Alcohol-free
    • Paraben-free
    • Silicone-free
    • Sulfate-free
    • Oil-free
    • Reef-safe
    • Vegan

    Both are likely good for

    • Hydrating
    • Barrier Repair
    • Reduces Irritation
    • Brightening
    • Dark Spots
    • Antioxidant
    • Anti-Pollution

    Brand price: INR 539.00 · checked 26 Sept 2026 · on the brand's site

    Compare side by side →