San Francisco's city attorney just filed the first government lawsuit against major food manufacturers over ultraprocessed foods—and it's shifting how the conversation happens at the federal level.
David Chiu sued 10 companies including Kraft Heinz, Coca-Cola, PepsiCo, Nestlé, and General Mills, alleging they violated California's unfair competition law by intentionally engineering addictive products and marketing them aggressively. The suit compares their methods to the tobacco industry playbook: design for dependence, profit from harm, and leave the public health bill for someone else.
"These companies engineered a public health crisis, they profited handsomely, and now they need to take responsibility for the harm they have caused," Chiu said in a statement.
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Start Your News DetoxWhat makes this moment different
This lawsuit arrives at a particular political moment. Health Secretary Robert F. Kennedy Jr. has made ultraprocessed foods a visible national issue, and that visibility is creating space for action at the state and local level. Vani Hari, a food industry critic and member of the Make America Healthy Again movement, pointed out during a recent call that lawsuits like this wouldn't have gained traction without federal leadership framing the issue as urgent.
It's worth noting: the FDA is now working to define ultraprocessed foods at the federal level for the first time. California has already banned four common food additives and is phasing ultraprocessed products out of school meals. West Virginia and Texas are exploring similar measures.
But here's the reality check. Kyle Diamantas, deputy commissioner of the FDA's Human Foods Program, was clear about the limits: "We're not going to regulate our way out of this." Real change requires consumer awareness, private sector shifts, and sustained pressure—not just lawsuits and rules.
The San Francisco case is a pressure point, not a solution. It signals that food companies can no longer treat public health damage as a cost of doing business. What happens next depends on whether this lawsuit creates momentum for broader action, or becomes an isolated legal battle while the industry adapts its marketing around the edges.
Lawsuit Alleges Food Companies Engineered Public Health Crisis - Nature, 2025
Defining Ultraprocessed Foods: A Regulatory Challenge - New England Journal of Medicine, 2023
