Weight-loss drug users save more than £400 a year on food as take-up triples

Research suggests households that include a GLP-1 user collectively spent £780m less on grocery bills Weight-loss drugs are saving users’ households more than £400 a year on grocery bills, according to a survey, which found use of GLP-1s has nearly tripled in the past two years to 1.9 million adults. More than 6.3% of households in Great Britain now include at least one GLP-1 user, according to the research by Worldpanel by Numerator. This marks a sharp rise from 4.1% of households in 2025 and 2.3% in 2024. The research showed that in the year after starting taking the drugs, households with at least one GLP‑1 user spent £780m less on groceries than expected compared with similar households. The increase in use of medications such as Mounjaro and Wegovy is also having an impact on grocery spending, according to a survey of more than 11,600 households, as GLP-1 users buy less food at the supermarket. Grocery spend by households that include a weight loss jab user has declined by £780m, with 299m fewer items bought during February, when the analysis took place. This equates to a £418 drop in grocery spending for user households compared with non-user ones. More than half (52