Medical Xpress January 6, 2026
A new study from CSIRO, Australia’s national science agency, has revealed that people who use meal plans lose more weight, highlighting the power of planning and potential for personalization.
The study of nearly 78,000 members of the CSIRO Total Wellbeing Diet found:
- Those who used meal plans the most lost an average of 6.4 kg at 12 weeks, 24% more than those who used them less frequently.
- Timing matters: members who used their meal plans most in the early stages of the program lost 6.9 kg after a year, 48% more than those who used them the least.
To gain deeper insight into members’ experiences with meal planning, an additional survey of 1,300 past and present CSIRO Total...







