About Haferwelt & Granuu

Haferwelt is the brand of I&B Haferwelt GmbH, based in Karlsruhe, Germany. Under the Granuu brand, we develop Overnight Power Oats for people who want an easy breakfast they can prepare ahead or take with them.

Granuu Overnight Power Oats

Granuu can be prepared as a shake, overnight oats or instant muesli. The current flavours contain 15 g of plant-based protein per serving, are vegan and contain no added sugar. Product, ingredient and nutritional information is available on each product page.

View all Granuu products or try several flavours with the Bestseller Starter Pack.

From Karlsruhe

I&B Haferwelt GmbH was founded in 2024 and is based in Karlsruhe. Granuu combines oats, plant-based protein and selected seeds with preparation options designed for different morning routines.

Ideas and guidance

Transparency

We collect external company and brand references on our Independent mentions and evidence page. An external mention is not presented as an endorsement or customer review.

Editorial team: Haferwelt. Company information was checked against Haferwelt company information and the linked external sources. Updated September 2026.