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Verdict: The Ordinary "Buffet" ($15) is a 73% match dupe for LA MER The Regenerating Serum ($345) — 96% cheaper for a comparable formula. Full price and ingredient comparison below.

By the BeautyFlow Research Team · Updated July 2026

The Original

✨
LA MER

The Regenerating Serum

$345

The Dupe

Save 96%
💜
The Ordinary

"Buffet"

$15
73% match
·curated verified·Save $345
Shop the Dupe· $15Shop at Nordstrom· $345
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Curated by BeautyFlow editors

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Ingredient Comparison

LA MER· $345

Ingredient data coming soon

The Ordinary· $15

Ingredient data coming soon

Frequently Asked Questions

Is The Ordinary "Buffet" a good dupe for LA MER The Regenerating Serum?

Yes — The Ordinary "Buffet" is a 73% match for LA MER The Regenerating Serum based on ingredient and formula comparison, at 96% less ($15 vs $345).

How much cheaper is The Ordinary "Buffet" than LA MER The Regenerating Serum?

The Ordinary "Buffet" costs $15 versus $345 for LA MER The Regenerating Serum — a saving of $330 (96% less).

What is the difference between LA MER The Regenerating Serum and The Ordinary "Buffet"?

The main difference is price — LA MER The Regenerating Serum costs $330 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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