Type the batch (lot) code from your L'Oreal product — skincare, makeup or perfume — and we decode the manufacture date, how old it is, and an expiration estimate.
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The L'Oreal batch code is a short, usually embossed stamp of letters and numbers — never the barcode. Here’s what it looks like on typical packaging (the code is the short embossed stamp, not the long barcode):
A genuine L'Oreal code looks like 10A301 or 28Y801 or 44YN01 — usually embossed, not the barcode.
The L'Oreal batch code — also called the lot code, lot number or serial number — is a short 4–8 character stamp of letters and numbers, usually embossed rather than printed in ink, and it is never the barcode. On a bottle or jar look at the base; on a tube look near the crimp/seal at the end; on a boxed perfume or fragrance check a flap or side of the box; on makeup check the underside of the compact or inside the pan.
L'Oreal codes encode a mapped year code, a month letter and the day. The brand is owned by L'Oreal Groupe.
Real documented examples: code → manufacture date.
L'Oreal's official guidance is an unopened shelf life of about 36 months from the manufacture date. Once opened, follow the PAO (open-jar) symbol on the pack.
We've read 1,126 L'Oreal batch codes so far, the newest was made October 2026, and the typical L'Oreal product people check here is about 33 months old.
Can the batch code tell me if my L'Oreal is authentic? Not on its own. A code that decodes to a sensible date is a good sign, but counterfeiters copy real codes from genuine packs, so a valid code cannot prove a L'Oreal product is authentic. Buy from L'Oreal or an authorised retailer, and compare the packaging, print quality and seal with one you know is genuine.
Also known as: L'Oreal Paris, L'Oréal Paris, Loreal.
Yes — like all cosmetics and fragrances, L'Oreal products have a limited shelf life. Unopened they typically last about 36 months from the manufacture date, and the batch code above tells you how old yours already is. After opening, the PAO (open-jar) symbol — e.g. "12M" — is a better guide than any printed expiration date.
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