In the past year, global food and beverage manufacturers moved to quickly transition from artificial to natural colors. Related:Reformulation Impacts from the Shift to Natural Food DyesSome changes were, however, underway before the presidential administration change and MAHA formed. Spirulina, a form of blue-green algae, is another natural color source and is used to add blue color to food and beverages. “That process alone makes it more expensive compared to other standard natural color alternatives,” he adds. In February, the FDA relaxed rules on “no artificial colors” claims to help food manufacturers transition from using artificial, petroleum-based colors to natural alternatives.