Policy Support Is Strong, But the Food Environment May Be Undermining Our Schools

Barbados has taken an important step toward improving the health of its children through the implementation of the School Nutrition Policy. The policy represents a significant commitment to creating healthier school environments, promoting better eating habits, and addressing the growing burden of childhood obesity and other diet-related non-communicable diseases.
Yet, as with many public health initiatives, developing a strong policy is only the beginning. Its success ultimately depends on the environment in which it is implemented.
As part of my doctoral research evaluating both the content and implementation of Barbados’ School Nutrition Policy, I have had the opportunity to engage with a diverse group of stakeholders, including teachers, parents, school canteen concessionaires, policymakers, and public health advocates. While these groups represent different perspectives and responsibilities, one message emerged consistently: there is widespread support for the policy and its objectives.
Stakeholders generally viewed the policy as both timely and necessary, recognizing the important role schools play in shaping children’s eating behaviours and establishing lifelong healthy habits. Rather than questioning the value of the policy, many expressed a genuine desire to see it succeed.
However, they also highlighted a significant challenge that extends well beyond the school gates.
One of the strongest themes emerging from the evaluation was the influence of the broader food environment, particularly the marketing and widespread availability of unhealthy foods. Although schools are working to improve the nutritional quality of the foods they provide, children continue to be surrounded by competing messages that often promote highly processed, high-sugar and high-fat products as desirable, convenient and socially acceptable choices.
Teachers described the daily challenge of encouraging healthy eating while students are simultaneously influenced by advertising, social media, peer behaviours, and the foods available throughout their communities. Parents similarly acknowledged that reinforcing healthy habits at home becomes increasingly difficult when children are exposed to persuasive marketing that promotes less nutritious options.
This highlights an important reality. Schools do not operate in isolation. Their efforts are influenced by a much broader commercial and social environment that continually shapes children’s food preferences and purchasing behaviours.
The evaluation also revealed that implementation presents practical challenges for school canteen operators. Although many expressed a willingness to comply with the policy, they also described the financial realities of operating small businesses. Healthier food options are often perceived as more expensive to prepare, more difficult to source consistently, and in some cases less popular among students than heavily marketed alternatives.
These findings suggest that successful implementation cannot rely solely on individual commitment or goodwill. It requires practical systems that make healthier choices both feasible for vendors and attractive to students.
Stakeholders identified several opportunities that could strengthen implementation. These included increasing access to affordable, locally produced foods through partnerships with farmers, providing financial or other incentives that encourage healthier menu offerings, developing standardized healthy menus across schools, and strengthening oversight of food vendors operating immediately outside school compounds.
Perhaps most importantly, many participants emphasized that healthy foods must also be marketed effectively. Public health initiatives have traditionally focused on restricting unhealthy products, but equal attention should be given to making healthy choices visible, appealing, accessible, and desirable for children.
One observation captured the central challenge particularly well:
“We’re telling them to eat healthy in school, but outside the gate it’s a different story.”
This simple statement reflects the disconnect between policy and the wider food environment. Children receive one message inside school while being exposed to very different influences immediately beyond the school gates.
From a public health perspective, this raises important questions. Are we expecting schools to solve a problem that is driven by influences extending far beyond the classroom? Are canteen operators being asked to balance public health goals with commercial realities without adequate support? And are we fully appreciating the influence that food marketing has on children’s preferences, attitudes and behaviours?
Research consistently demonstrates that repeated exposure to unhealthy food marketing influences children’s food preferences, purchase requests and consumption patterns. When these messages are reinforced daily through advertising, branding, peer influence and community food environments, they can weaken even the strongest school-based nutrition initiatives.
The findings from this evaluation suggest that Barbados has established a strong policy foundation. However, maximizing its impact will require a broader systems approach that extends beyond schools alone. Policies governing food marketing, community food environments, nutrition education, local food production and cross-sector collaboration all have important roles to play in supporting healthier choices.
This is not to diminish the progress that has already been made. Rather, it recognizes that meaningful and lasting improvements in child nutrition require coordinated action across multiple sectors. Government agencies, schools, families, the private sector, civil society organizations and communities all contribute to the environments in which children make daily food choices.
The encouraging finding from this evaluation is that stakeholders are not resisting the policy. On the contrary, they believe in its purpose and want to see it succeed. Their message is that schools cannot achieve this transformation alone. They require an enabling environment that reinforces, rather than contradicts, the healthy behaviours the policy seeks to promote.
Barbados has already taken an important first step by adopting a School Nutrition Policy. The next step is ensuring that the wider food environment supports that vision. If we are serious about improving children’s health, we must look beyond school canteens and consider the broader systems that shape food choices every day. When those systems work together, healthy choices become the easy choices, giving every child the opportunity to thrive.
Shamika N. Thornhill is a PhD candidate in Public Health at The University of the West Indies, Cave Hill Campus. Her research focuses on nutrition policy implementation, health promotion, and creating healthier food environments for children and families. Shamika is also a longstanding member of the Childhood Obesity Prevention Coalition.