Are Blueberries Really Blue? 蓝莓真是蓝色的吗？

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The nutritional advice to “eat the rainbow” gets hard to follow once you reach the bottom half of the light spectrum. While red， yellow， and green foods are plentiful in nature， blue ingredients are much harder to come by. Even the most famously “blue” fruit in the produce aisle has a misleading name. As new research shared in the journal Science Advances explains， blueberries contain no blue pigments， which means they’re not blue in the true sense of the word.

“吃彩虹食物”这一营养建议不适用于位于光谱下半部分颜色的食物。（剩余2789字）