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The archive · Public & Social · Marketing decision · 2019–2022

ITV and Veg Power's 'Eat Them to Defeat Them' turned veg-hating kids into an army

Vegetables become cartoon villains and children join an army whose weapon is eating them — 981 million extra portions later, the silly idea stuck.

Veg Power · ITV

The ideaMake vegetables cartoon villains and children the superhero army recruited to eat them — the child wins by eating, putting parents and kids on the same side.substantial

What it had to solve

In 2019 adam&eveDDB found that 84% of UK children were not getting enough vegetables, even though 90% knew vegetables were 'good for you'. The familiar five-a-day public-health message had not moved intake, so Veg Power — a not-for-profit set up to get Britain eating more vegetables — joined forces with broadcaster ITV to stop talking to parents and talk to children instead.

How it works

In 2019 the numbers were stark: 84% of UK children were not getting enough vegetables, and 90% of children knew vegetables were good for them — knowledge was not the problem. The five-a-day message had saturated public health for years without moving intake, and advertising aimed at parents kept losing the argument at the dinner table.

Veg Power, a not-for-profit built to increase vegetable consumption in the UK, joined forces with ITV, and adam&eveDDB created 'Eat Them to Defeat Them'. The strategy inverted public-health advertising: vegetables were cast as cartoon villains — killer sprouts, deadly cauliflowers — and children were recruited as the superhero army whose mission was to eat them. All the major UK supermarkets came together behind the idea for the first time, and a schools programme took the game into classrooms.

Because the child was the hero, the campaign changed who was persuading whom: children, not parents, became the ones asking for vegetables. The 2021 run, the third consecutive year, reached 42m people through advertising and 15.2m on social media; its evaluation found 59% of participating children and parents said children ate more vegetables, and 85% of schools took part again in 2022, pushing the programme past 1 million children.

Independent effectiveness data backed the silliness: Ipsos, profiling Effie-winning work, credits the campaign with 981 million extra portions of vegetables, and the case won a Gold at the IPA Effectiveness Awards 2022. The idea kept returning in new guises each year, proving that a game children want to play can outlast the single-year health push.

Why it lands

  • The insight was honest: children already knew vegetables were good for them, so more rational messaging had nothing left to add.
  • Casting the child as hero flipped the family dynamic — kids asked for vegetables instead of resisting them.
  • The villain-and-game frame made vegetables fun, giving the behaviour a reason to repeat beyond the dinner table.
  • The schools programme turned a broadcast campaign into a weekly ritual with peers, sustaining the behaviour.
  • One simple world ran across TV, schools and supermarkets for years, so awareness and habit compounded.

What it did

Ipsos credits the work with 981 million extra portions of vegetables. The 2021 campaign, its third year, reached 42m people on TV and 15.2m on social; evaluation found 59% of participating children and parents said children ate more vegetables; 85% of schools signed up again for 2022, taking the programme past 1 million children. The case won a Gold at the IPA Effectiveness Awards 2022.

Case pageEat Them To Defeat Them on adam&eveDDB

What you can take

Don't fight a child's dislike head-on: give the child the starring role, and the disliked food becomes a villain worth conquering — motivation, not adult authority, drives behaviour.

Since then

Eat Them to Defeat Them became a reference case for behaviour-change advertising: 85% of schools rejoined the programme the following year, taking it past one million children, and Ipsos cites the 981 million extra portions in its research on empathic advertising. The villains returned every year, turning what began as a 2019 experiment into a fixture of UK vegetable promotion.

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