If sustainability matters to you, some food boxes go much further than others - certified B Corps, carbon-neutral cooking, plastic-free packaging and food-waste missions. These are the boxes with the strongest environmental and ethical credentials, and how to tell genuine commitments from greenwashing.
Certified B Corp food boxes
| Box | Type | Our rating | Value | Subscription | |
|---|---|---|---|---|---|
| Riverford | Veg Box | 8.5/10 | from £16.50 | One-off available | Read review |
| Gousto | Meal Kit | 8.4/10 | £3.84 / portion | One-off available | Read review |
| Abel & Cole | Veg Box | 8/10 | from £14.50 | One-off available | Read review |
| COOK | Ready Meals | 8/10 | £5.25 / portion | One-off available | Read review |
| Oddbox | Veg Box | 7.9/10 | from £11.99 | Subscription only | Read review |
| Mindful Chef | Meal Kit | 7.8/10 | £7.08 / portion | Subscription only | Read review |
| Grubby | Meal Kit | 7.7/10 | £5.75 / portion | Subscription only | Read review |
Ratings are our own editorial scores. Value shows price per portion where a box is priced that way, or the cheapest full-price box otherwise. Prices were checked in June 2026 and exclude introductory offers.
What to look for in an eco-friendly food box
Four things separate the genuinely green from the merely marketed:
- B Corp certification - independently audited social and environmental performance, not a self-awarded badge.
- Carbon - a verified carbon-neutral claim (Green Chef, Mindful Chef) beats a vague "we care about the planet".
- Packaging - recyclable is good, returnable or plastic-free is better. See our plastic-free packaging guide.
- Food waste - what happens to surplus? Oddbox is built entirely around rescuing it.
The leaders
The organic veg boxes Riverford and Abel & Cole combine B Corp status, organic sourcing and plastic-free, returnable packaging. Oddbox is built around cutting food waste. Among meal kits, Gousto, Mindful Chef and Grubby are all certified B Corps, and COOK is one of the UK's longest-standing.
The honest caveat
Even the greenest meal kits still wrap ingredients in some plastic for hygiene and portioning, so no kit is waste-free. Veg boxes are the lowest-packaging option, and a box you fully use always beats a "sustainable" one you waste half of.
Frequently asked questions
Which food box is the most environmentally friendly?
It depends what you value. Oddbox is built around rescuing surplus food; Riverford and Abel & Cole are organic with plastic-free, returnable packaging; and Mindful Chef, Gousto, Grubby and COOK are all certified B Corps.
What is a B Corp food box?
A B Corp has been independently certified to meet high standards of social and environmental performance. Among food boxes, Gousto, Mindful Chef, Grubby, Riverford, Abel & Cole, Oddbox and COOK are certified B Corps.