Yes — Yeo Valley Organic Kefir Strawberry Fermented Yoghurt is ultra-processed.
Contains the pre-identified UPF ingredient 'natural flavouring', which is an industrially produced additive used to modify flavour. Therefore, under the rules, the whole product must be classified as ultra-processed (UPF). Other ingredients like organic maize starch and organic concentrated lemon juice do not change this classification.
Similar products that aren't ultra-processed — swap and keep the flavour.
Other dairy, eggs & yoghurt Nomi has checked — these ones aren't ultra-processed.
Original Gut-Loving Prebiotic* Yoghurt
Bio & Me
Not UPF
Organic Lemon Curd Yoghurt
Yeo Valley
Not UPF
Authentic Greek Natural Yogurt 0% Fat
Milbona
Not UPF
Full Fat Greek Style Yogurt
Asda
Not UPF
kefir
Krasnystaw
Not UPF
Kefir cultured milk drink
bio tiful dairy
Not UPF
Greek Style Natural yogurt
Yep Valley Organic
Not UPF
Semi-Skimmed Milk
Coop
Not UPF
Natural Yogurt
Creamfields
Not UPF
Biotiful Dairy Organic Kefir
Biotiful Dairy, Costellore, Waitrose
Not UPF
Yes — Yeo Valley Organic Kefir Strawberry Fermented Yoghurt by Yeo Valley is ultra-processed, so it counts as a UPF (ultra-processed food). Contains the pre-identified UPF ingredient 'natural flavouring', which is an industrially produced additive used to modify flavour. Therefore, under the rules, the whole product must be classified as ultra-processed (UPF). Other ingredients like organic maize starch and organic concentrated lemon juice do not change this classification.
Nomi flags one ingredient in Yeo Valley Organic Kefir Strawberry Fermented Yoghurt as an ultra-processed marker: natural flavouring. See the full ingredient breakdown above for what each one is.
Nomi has reviewed similar products that are not ultra-processed, including kefir drink original by Biotiful gut health, Kefir Natural Fermented Yogurt by Yeo Valley Organic. See the healthier alternatives above for details.
Ultra-processed foods (UPFs) are industrial formulations made with ingredients and additives you wouldn't find in a home kitchen — such as emulsifiers, artificial flavourings, colourings and modified starches. The classification is based on the NOVA system used by researchers and dietitians worldwide.
Scan any barcode — or photograph the ingredients label — with the free Nomi app for iOS and Android. You'll get an instant ultra-processed verdict with every ingredient explained in plain English.
This page was shared from Nomi, the free app that tells you instantly whether any food is ultra-processed.
Free download · No subscription needed to start scanning


Product information comes from public databases and Nomi's own analysis, and may contain errors. Always check the packaging. Ultra-processed classification is based on the NOVA food processing system.