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Center for Science in the Public Interest

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A Washington, D.C.–based nonprofit watchdog and consumer advocacy organization focused on nutrition, food safety, public-health policy, and alcohol regulation.

Last updated November 4, 2026

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Overview

The Center for Science in the Public Interest (CSPI) is a U.S. nonprofit consumer advocacy and public-interest organization concentrating on nutrition, food safety, food labeling, school foods, and alcohol policy. Founded in 1971 by microbiologist Michael F. Jacobson, meteorologist James Sullivan, and chemist Albert Fritsch, the organization initially addressed a broad range of scientific and environmental issues. Sullivan and Fritsch left in 1977, after which CSPI increasingly concentrated its work on nutrition and food safety and became known for translating scientific research into public campaigns, regulatory petitions, litigation, and legislative advocacy. CSPI operates as a tax-exempt 501(c)(3) organization. It is headquartered in Washington, D.C., and works primarily through research reports, coalition building, public education, administrative petitions, congressional advocacy, and lawsuits. Its programs have often sought to change the food environment rather than rely solely on individual consumer choice. The organization has pressed government agencies and companies to provide clearer nutrition information, reduce harmful ingredients, improve school meals, prevent foodborne illness, and limit marketing practices that may influence children or encourage excessive consumption. Among CSPI’s long-running campaigns was its effort to improve food labeling. The organization publicized concerns about saturated fat, artificial trans fat, added sugar, soft drinks, food dyes, and nutrition claims such as “low-fat” or “heart healthy.” In 1994, it petitioned the Food and Drug Administration to require trans-fat disclosure on Nutrition Facts labels. The FDA later required trans fat to be listed, beginning in 2006, and in 2015 determined that partially hydrogenated oils, the principal industrial source of artificial trans fat, were not generally recognized as safe for their intended use. CSPI’s position on trans fat also illustrates how its advocacy changed with scientific evidence: during the 1980s it favored partially hydrogenated oils over more saturated fats, but later reversed course after research linked trans fat to cardiovascular risk. CSPI has also addressed children’s nutrition. Its 1975 white paper on infant feeding criticized the marketing and composition of some commercial baby foods. From the 1970s onward, it worked to improve school meals and restrict the sale of soft drinks and low-nutrition snacks in schools. Through the National Alliance for Nutrition and Activity, a coalition led by CSPI, it supported the 2004 requirement that local school districts develop wellness policies and helped advocate for the Healthy, Hunger-Free Kids Act of 2010 and subsequent federal standards for foods sold in schools. Food safety is another central area. CSPI’s Food Safety Initiative has documented outbreaks and foodborne illnesses through publications such as Outbreak Alert! and advocated preventive regulation. The group supported the Food Safety Modernization Act, signed in 2011, which shifted federal food-safety policy toward prevention of contamination rather than relying primarily on responses after outbreaks occur. CSPI has published influential reports on soft drinks and food additives, including Liquid Candy and Seeing Red. It has urged limits on added sugar and artificial colors and encouraged manufacturers to replace synthetic dyes with natural alternatives. The organization has also used litigation and regulatory complaints against food and beverage companies, including a 2008 action concerning the caffeinated alcoholic drink Sparks and a California lawsuit challenging the use of toys to promote McDonald’s Happy Meals. A separate Alcohol Policies Project campaigned against alcohol marketing directed at young people and sought restrictions on alcohol advertising in sports programming. Its 1985 Project SMART petition collected more than one million signatures and prompted congressional attention, although the proposed federal restrictions did not prevail. The Alcohol Policies Project was later discontinued. CSPI remains an advocacy organization rather than a conventional product brand, and its influence is expressed through policy research, public campaigns, legal actions, and participation in legislative and regulatory debates.

History

CSPI was established in 1971 by Michael F. Jacobson, James Sullivan, and Albert Fritsch, scientists associated with Ralph Nader’s Center for the Study of Responsive Law. Its original agenda was broad, encompassing nutrition, environmental questions, and nuclear energy. After Sullivan and Fritsch departed in 1977, CSPI built a more specialized identity around nutrition, food safety, and consumer protection. It began publishing nutritional analyses and critiques intended to make scientific information accessible to the public and useful in policy debates. During the 1970s, the organization examined infant feeding and commercial baby foods. Its 1975 White Paper on Infant Feeding Practices criticized the industry’s advertising and raised concerns about highly processed ingredients, added sugar and salt, modified starches, and nitrates. CSPI also began working on school nutrition, seeking to improve cafeteria meals and remove soft drinks and nutritionally poor snacks from vending machines, snack bars, and à la carte service lines. In the 1980s, CSPI’s nutrition advocacy included the Saturated Fat Attack campaign. It urged restaurants and food processors to replace animal fats and tropical oils with fats lower in saturated fatty acids. That position contributed to changes such as restaurants moving away from beef tallow, but it also produced an important reversal in the organization’s history. At the time, CSPI considered partially hydrogenated oils a preferable alternative to saturated fats. Research published in the early 1990s established that industrial trans fat could increase cardiovascular risk. CSPI subsequently acknowledged that its earlier assessment had been wrong and redirected its campaign toward mandatory labeling and eventual elimination of partially hydrogenated oils. CSPI’s 1985 Project SMART campaign opposed alcohol marketing on radio and television. It attracted substantial public attention, collected more than one million petition signatures, and contributed to congressional hearings. The alcohol and advertising industries resisted federal restrictions, and the campaign did not achieve its primary legislative objective. Related alcohol-policy work later included the Campaign for Alcohol-Free Sports TV, which sought to reduce alcohol advertising in local and college sports broadcasts. The organization expanded its work on food labeling and restaurant nutrition information in the 1990s. In 1994 it drew public attention to the high saturated-fat content of movie-theater popcorn and petitioned the FDA regarding trans-fat disclosure. Its advocacy contributed to the FDA’s 2003 rule requiring trans fat to be listed on Nutrition Facts panels. CSPI also published Liquid Candy in 1998, a report on soft-drink consumption, marketing, and links to health concerns including dental disease, obesity, diabetes, and heart disease. An updated edition followed in 2005. The organization later petitioned the FDA to limit sugar in soft drinks and establish voluntary targets for added sugar in other foods. CSPI worked with attorney John F. Banzhaf III in 2003 to pressure ice-cream retailers to provide nutrition information. It also pursued legal and regulatory strategies against marketing practices it regarded as harmful to children. One prominent case challenged McDonald’s use of toys to encourage children to request Happy Meals on behalf of a California mother; critics argued that the lawsuit improperly shifted responsibility from parents to businesses. School-food policy became a major legislative focus in the 2000s. CSPI led the National Alliance for Nutrition and Activity, which helped secure a provision in the 2004 Child Nutrition and WIC Reauthorization Act requiring local school districts to adopt wellness policies. The coalition then supported the Healthy, Hunger-Free Kids Act, enacted in 2010. The law authorized updated nutrition standards for school meals and for foods and beverages sold through vending machines, school stores, fundraisers, and à la carte lines. CSPI and its allies subsequently advocated for strong USDA standards released in 2013, despite resistance from some food industries and congressional critics. Food safety became another institutional priority through the Food Safety Initiative. CSPI documented outbreaks and foodborne illnesses in Outbreak Alert! and advocated a preventive regulatory approach. It supported the Food Safety Modernization Act, signed in 2011, which redirected federal food-safety policy toward preventing contamination before outbreaks occur. In the 2000s and 2010s, CSPI continued campaigns on food additives, sugar, and food marketing. Its 2016 Seeing Red report criticized synthetic food dyes and encouraged companies to use natural colors. The organization reported that some manufacturers, including Mars and General Mills, had begun replacing synthetic colors in portions of their product portfolios. CSPI’s alcohol-policy work included a 2008 lawsuit against MillerCoors concerning the caffeinated alcoholic beverage Sparks, arguing that the product combined alcohol with additives that lacked appropriate FDA approval and created avoidable risks. CSPI has also faced organized criticism. In 2002, the Center for Consumer Freedom, an advocacy group opposed to increased government regulation, launched advertisements targeting CSPI. Critics have characterized CSPI’s litigation and campaigns as paternalistic or overly hostile to consumer choice, while CSPI presents its work as evidence-based intervention against industry practices and preventable health risks. The organization remains active as a Washington-based 501(c)(3) nonprofit, using research, litigation, coalition work, petitions, and public communication to influence nutrition and food-safety policy.

  • 2016

    Seeing Red report released

    [2]

    CSPI renews its call for restrictions on synthetic food dyes and for manufacturers to use natural alternatives.

  • 2015

    FDA rules against partially hydrogenated oils

    [3]

    The FDA determines that partially hydrogenated oils are not generally recognized as safe for their intended use.

  • 2011

    Food Safety Modernization Act signed

    [1]

    The federal food-safety framework shifts toward prevention of contamination, an approach CSPI supported.

  • 2010

    Healthy, Hunger-Free Kids Act enacted

    [1]

    CSPI and coalition partners support legislation authorizing stronger standards for school meals and competitive foods.

  • 2004

    Petition against partially hydrogenated oils

    [1]

    CSPI petitions the FDA to prohibit partially hydrogenated oils, the primary source of artificial trans fat.

  • 2004

    School wellness policies included in federal law

    [1]

    CSPI and the National Alliance for Nutrition and Activity help secure a requirement for local school-district wellness policies.

  • 2003

    FDA requires trans-fat disclosure

    [1]

    The FDA adopts a nutrition-labeling requirement for trans fat, following advocacy by CSPI and other public-health groups.

  • 1998

    Liquid Candy report published

    [1]

    CSPI publishes a report examining soft-drink consumption, marketing, and associated health concerns.

  • 1994

    Trans-fat labeling petition

    [1]

    CSPI petitions the FDA to require trans fat disclosure and publicizes the high saturated-fat content of movie-theater popcorn.

  • 1985

    Project SMART launches

    [1]

    CSPI begins a high-profile campaign against alcohol marketing on radio and television and gathers more than one million petition signatures.

Products and positioning

Science-based nonprofit consumer advocacy organization seeking stronger nutrition, food-safety, labeling, and public-health protections.

  • Food-safety publication

    Outbreak Alert!

    A CSPI food-safety publication compiling information about foodborne illness outbreaks. It supports the organization’s effort to document contamination patterns and promote preventive regulation, including the principle that food-safety systems should identify and control hazards before they produce large outbreaks.

  • Nutrition report · 1998

    Liquid Candy

    A CSPI report on soft drinks, especially their consumption by children, marketing practices, and possible effects including dental disease, nutritional displacement, obesity, diabetes, and heart disease. An updated edition was published in 2005, and the report informed later advocacy for sugary-drink taxes and limits on added sugar.

  • Nutrition and food-additives report · 2016

    Seeing Red

    A report examining synthetic food colors and arguing that federal regulators should restrict or prohibit some uses. It also encourages food manufacturers to replace artificial dyes with colors derived from natural sources.

Controversies

  • Criticism from the Center for Consumer Freedom

    The Center for Consumer Freedom, an organization opposed to increased government regulation, publicly criticized CSPI through advertising and other communications. The episode reflects organized opposition to CSPI’s regulatory and litigation agenda rather than a substantiated misconduct finding against CSPI.

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Marketing campaigns

  • 2016Seeing Red: Time for Action on Food Dyes

    United States

    CSPI called for federal action on synthetic food dyes and encouraged manufacturers to replace artificial colors with natural alternatives.

    Outcome. The report contributed to continuing public and industry debate; the reference material notes that several large manufacturers began making substitutions in some products.

  • 2010Healthy school nutrition standards

    United States

    CSPI and the National Alliance for Nutrition and Activity mobilized support for the Healthy, Hunger-Free Kids Act and stronger standards for meals, snacks, and beverages sold in schools.

    Outcome. The act was enacted in December 2010, and USDA standards for school foods were released in 2013.

  • 2003Campaign for Alcohol-Free Sports TV

    United States

    A coalition campaign asking schools and policymakers to restrict alcohol advertising in local sports programming and televised college sports.

    Outcome. The campaign sought voluntary school commitments and congressional support, but the reference material does not establish that a nationwide prohibition was adopted.

  • 1985Project SMART

    United States

    A campaign seeking federal limits on alcohol advertising on radio and television, particularly marketing that could reach young people. It collected more than one million signatures and generated congressional hearings.

    Outcome. The campaign did not secure the proposed federal advertising ban in the face of opposition from the alcohol and advertising industries.

Brand decisions

  • 2010

    Build a coalition for federal school-food standardsStrategy

    Background

    CSPI sought to address school nutrition through legislation and coalition advocacy rather than only through local campaigns.

    Action taken

    It worked with the National Alliance for Nutrition and Activity to support the Healthy, Hunger-Free Kids Act and subsequent USDA standards.

    Aftermath

    Federal standards were authorized in 2010 and issued for school foods in 2013.

    • Potato and pizza industries — Industry lobbying opposed or sought to weaken aspects of the proposed standards, including restrictions involving fries and the treatment of pizza and ketchup in school meals.
  • 2004

    Petition FDA to ban partially hydrogenated oilsOther

    Background

    CSPI argued that accumulating evidence showed industrial trans fat posed a greater health risk than previously recognized.

    Action taken

    The organization asked the FDA to prohibit partially hydrogenated vegetable oil, the main source of artificial trans fat.

    Aftermath

    The FDA issued a 2015 determination that partially hydrogenated oils were not generally recognized as safe for their intended use.

  • 1990

    Reverse position on artificial trans fatStrategy

    Background

    During the 1980s, CSPI favored partially hydrogenated oils as an alternative to fats higher in saturated fatty acids. Research in the early 1990s linked trans fat to cardiovascular harm.

    Action taken

    CSPI abandoned its earlier favorable view and made elimination of industrial trans fat a major advocacy priority.

    Aftermath

    The organization petitioned for labeling in 1994 and for a ban on partially hydrogenated oils in 2004; the FDA later adopted disclosure and removal measures.

    • National Restaurant Association — Along with other trade groups, it argued that evidence concerning trans fat was contradictory or inconclusive and criticized CSPI’s position as premature.
    • National Association of Margarine Manufacturers — It opposed CSPI’s campaign and disputed the strength of the evidence against trans fat.

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