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Verdict: L'Oréal Infallible Pro-Glow Foundation ($13) is a 72% match dupe for Smashbox Studio Skin 15 Hour Hydrating Foundation ($36). Full price and ingredient comparison below.

By the BeautyFlow Research Team · Updated July 2026

The Original

✨
Smashbox

Studio Skin 15 Hour Hydrating Foundation

$36

The Dupe

💜
L'Oréal

Infallible Pro-Glow Foundation

$13
72% match
·curated verified
Shop the Dupe· $13Shop at Ulta· $36
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Curated by BeautyFlow editors

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Ingredient Comparison

Smashbox· $36

Ingredient data coming soon

L'Oréal· $13

Ingredient data coming soon

Frequently Asked Questions

Is L'Oréal Infallible Pro-Glow Foundation a good dupe for Smashbox Studio Skin 15 Hour Hydrating Foundation?

Yes — L'Oréal Infallible Pro-Glow Foundation is a 72% match for Smashbox Studio Skin 15 Hour Hydrating Foundation based on ingredient and formula comparison.

How much cheaper is L'Oréal Infallible Pro-Glow Foundation than Smashbox Studio Skin 15 Hour Hydrating Foundation?

L'Oréal Infallible Pro-Glow Foundation costs $13 versus $36 for Smashbox Studio Skin 15 Hour Hydrating Foundation — a saving of $23.

What is the difference between Smashbox Studio Skin 15 Hour Hydrating Foundation and L'Oréal Infallible Pro-Glow Foundation?

The main difference is price — Smashbox Studio Skin 15 Hour Hydrating Foundation costs $23 more. Formulas are closely matched in our comparison, though packaging and shade ranges may differ. See the full ingredient table on this page for the exact overlap.

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