US nutrition and energy bar retail salesBabies named Luna (US)
As more American babies have been named Luna, nutrition and energy bar sales have grown with near-perfect correspondence, a correlation of 0.993 that suggests either that celestial baby names inspire protein consumption or that the same demographic naming their children after the moon is also eating RXBAR for breakfast. The name climbs the charts, the wrapper hits the trash, and the chart connects them with the quiet confidence of a Clif Bar wrapper in a diaper bag.
Luna grew from under 1,000 babies per year to over 7,500 between 2005 and 2022, while nutrition bars grew from about 2.5 billion to over 7 billion dollars. Both are smooth upward curves serving the same demographic: health-conscious, culturally engaged millennial parents who name their children thoughtfully and eat protein bars functionally. The shared variable is the millennial parenting cohort—a group whose consumer choices (names, food, media) tend to move in tandem because they are driven by the same cultural values.
Eighteen years of Luna babies and energy bars is a demographic portrait: the same generation choosing names and snacks with equal intentionality. The baby is named, the bar is unwrapped, and the correlation between them is simply a generation expressing its preferences in two different aisles. The moon rises, the protein delivers, and the scatter plot captures both with the warm precision of a baby name book next to a grocery receipt.
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Want to learn more about why correlations like “US nutrition and energy bar retail sales” vs “Babies named Luna (US)” don't prove causation? Read our guide to statistical thinking.