They help shoppers decide whether to buy junk food or not.
Giving junk food the red light as part of an easy-to-understand labelling system could be an effective means to help shoppers make healthy food choices, according to researchers at the University of Bonn in Germany.
Already a subscriber? Log in.
Win a prize this Mother's Day by subscribing to our annual plan now! T&C applies.
Cancel anytime. No ads. Auto-renewal. Unlimited access to the web and app. Personalised features. Members rewards.
Follow us on our official WhatsApp channel for breaking news alerts and key updates!