FDA Bans Red No. 3: What Synthetic Food Dye Restrictions Mean for Your Health and Genetics

In a major shift toward cleaner food standards, the FDA has announced new restrictions on certain synthetic food dyes, beginning with FD&C Red No. 3. This move signals the start of a broader initiative to phase out petroleum-based food colorings in the U.S.—many of which have long been scrutinized for their potential impact on health.

So what’s behind the ban, and what should you know as a health-conscious consumer?

Why Is the FDA Banning Food Dyes?

The first wave of regulatory changes came in January 2025, when the FDA revoked its approval of FD&C Red No. 3 for use in foods and oral drugs due to carcinogenic findings in laboratory animals. This dye, commonly found in candies, snacks, baked goods, and cough syrup, was linked to thyroid tumors in rats during preclinical trials¹

Manufacturers have been given a compliance wndow through 2027–2028 to reformulate or phase out affected products. But this is just the beginning.

In April 2025, the FDA and the Department of Health and Human Services (HHS) jointly proposed a broader review of synthetic dyes—such as Yellow 5, Yellow 6, Red 40, and Blue 1—which have been associated with a range of health concerns.² These dyes, which are typically derived from petroleum, have been linked in various studies to:

• Hyperactivity in children
• Hormonal disruption
• Allergic reactions and behavioral concerns

What This Means for You

This ban isn’t just a labeling update—it reflects a larger national shift toward transparency, safety, and integrity in the food system. As artificial additives get phased out, expect to see more products using natural colorants like beet juice, turmeric, spirulina, and other plant-based alternatives.

However, how your body reacts to these changes isn’t one-size-fits-all. That’s where genetics come in.

The Role of Genetics in Food Sensitivities

Your body’s response to synthetic food dyes and additives can depend on genetic factors. For example, certain gene variants affect:

• Detoxification efficiency (e.g., how well your liver breaks down chemicals)
• Neurological sensitivity to stimulants or artificial compounds
• Inflammatory responses that may be triggered by additives

At MaxGen Labs, we offer genetic testing panels that explore how your body processes toxins, nutrients, and chemicals—giving you a more personalized understanding of your health than generic recommendations ever could.

Why Personalized Nutrition Matters More Than Ever

As food regulations evolve, there’s never been a better time to align your nutrition choices with your DNA. Understanding your unique sensitivities and nutrient needs allows you to take proactive steps toward cleaner, more tailored living.

Ready to take control of your health?

Explore our genetic testing panels to learn how your body responds to food, fitness, and environmental triggers—starting with your DNA.

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¹ News, P. (2025, January 25). The FDA banned Red 3 food coloring. A scientist explains the dye’s history and health risks. PBS News. https://www.pbs.org/newshour/health/the-fda-banned-red-3-food-coloring-a-scientist-explains-the-dyes-history-and-health-risks 

² FDA. (2025). HHS, FDA to Phase Out Petroleum-Based Synthetic Dyes in Nation’s Food Supply. U.S. Food and Drug Administration. https://www.fda.gov/news-events/press-announcements/hhs-fda-phase-out-petroleum-based-synthetic-dyes-nations-food-supply