ASA Bans Huel Ads for Encouraging 'Irresponsible' Full-Food Replacement
The UK's Advertising Standards Authority has banned Instagram and YouTube ads for Huel, ruling that an anecdote about an ultramarathon runner who 'only eats Huel' irresponsibly implied the shakes could safely replace all conventional food.
What the ASA Actually Ruled
The ads at the centre of the ruling ran on Instagram and YouTube. In them, Huel brand ambassador Spencer Matthews recounted meeting an ultramarathon competitor who 'only eats Huel' and went on to win a 260km race 'by miles', while founder Julian Hearn described living on Huel for breakfast and lunch through the working day.
Following four complaints, the ASA concluded the ads encouraged irresponsible dietary practices. It said that by presenting exclusive consumption of Huel in that context, the ads suggested 'the complete replacement of conventional food with Huel was nutritionally appropriate and presented no barrier to achieving a high level of physical performance.'
Huel argued the anecdote was framed as a 'remarkable and unexpected occurrence', not a recommendation, and noted that Matthews expressed open scepticism about eating only Huel. The regulator was unconvinced, and the ads were banned in their current form. Huel confirmed it does not position the product as a complete diet replacement.
Why This Should Worry Every Wellness Brand
This is not Huel's first brush with the regulator, and that pattern matters. The ASA reads ads for the impression they leave, not the disclaimers buried in them, and a single vivid story about a super-human athlete can carry an implied claim far stronger than anything in the small print.
For the fast-growing meal-replacement, supplement and functional-food category, the message is blunt: performance and health claims are the most heavily policed territory in UK advertising. An anecdote that would pass unremarked on a podcast becomes a regulated health claim the moment it is cut into a paid ad.
The reputational maths is unforgiving too. Just four complaints were enough to trigger a formal investigation, and the resulting coverage across the BBC, The Grocer and the trade press reaches vastly more people than the ads ever did.
The Testimonial Trap: A Quick Framework
Testimonials and creator anecdotes are among the most persuasive tools in a brand's kit, which is exactly why they attract scrutiny. Before you run one that touches health, diet or performance, we suggest three tests.
First, the implication test: strip out the disclaimers and ask what a reasonable viewer would take away. If the honest answer is 'I could live on this', you have an implied claim to substantiate. Second, the authorisation test: is the specific health or performance benefit permitted and evidenced under the rules? Third, the generalisation test: would a typical consumer read an extreme individual story as a normal, achievable outcome?
If any answer gives you pause, re-cut the ad. Framing something as 'unexpected', or having a presenter act sceptical as Huel did, is not a reliable shield.
What Businesses Should Do Now
Pre-clearance is cheaper than a ban. Brands running claim-adjacent creative should route scripts through Clearcast or specialist advertising counsel before spend goes live, and brief ambassadors and creators on what they can and cannot say on camera.
Separate aspiration from instruction. Selling convenience, taste and nutrition is fine; implying a product can wholly replace food, or unlock elite performance, is where the line sits. Keep a documented evidence file for every health-adjacent claim, and treat organic creator content with the same rigour as paid media, because the ASA increasingly does.
Quick FAQ
Why did the ASA ban the Huel ads?
Because an anecdote about an athlete who 'only eats Huel' implied the product could responsibly replace all conventional food and boost physical performance, claims the ASA judged irresponsible and not adequately supported.
Can brands still use athlete or customer testimonials?
Yes, but any health, diet or performance benefit a testimonial implies must be permitted under the CAP Code and backed by evidence. Framing a claim as a personal story does not exempt it from the rules.
What happens when an ad is banned by the ASA?
The specific ad must not appear again in its current form. There is no direct fine, but rulings are published, generate negative coverage, and repeat breaches can lead to sanctions and referral to other regulators.
Regulators judge an ad by the impression it leaves, not the caveats you bolt on. If your creative quietly suggests a product can replace real food or turn anyone into an athlete, that is the claim you will be held to. The safest growth stories are the honest ones, and honesty scales. — Daniel Nikolla, Founder of Merx Marketing
In health and wellness advertising, the implied claim is the claim: build your creative around what you can prove, not what a great story hints at.
Where do you draw the line between an inspiring brand story and an overpromise? We would love to hear your take.
If you would like to know more about this topic, please contact us on danieln@merxmarketing.co.uk
Sources: BBC News, The Grocer, FoodBev Media and Campaign UK.
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Written by Daniel Nikolla, Founder of Merx Marketing Ltd and Marketing Minute
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