Which color is linked to proteins?

The color purple is often associated with proteins due to the visual representation used in various dietary guidelines and food pyramid models. In these representations, color coding is utilized to help categorize different food groups. Purple typically signifies foods that are rich in proteins, such as meat, fish, beans, and dairy products. This color coding aims to make it easier for individuals to identify sources of macronutrients in their diets.

When considering the other colors, orange generally represents fruits and vegetables, particularly those high in vitamins A and C, while red can often refer to carbohydrates or sources like grains and grains-related products. Blue, in some models, may be used for indicating water or hydration rather than specific macronutrients. Thus, purple stands out as the color specifically linked to proteins in the context of nutritional education and dietary representation.