The oranges they are among the winter fruits most present at the table. Always considered a real natural supplement, they are an excellent ally of the body. They are a treasure trove of beneficial properties for the proper functioning of the immune system. "They are rich in vitamin C, which helps absorb iron and has an excellent anti-inflammatory action. They also ensure many fibers that are allied to the intestine, also essential for the body's defenses ", says the nutritionist Valentina Galiazzo, specializing in clinical biochemistry. They are also great for emotional well-being. "They provide a series of substances that support mood, including the B complex vitamins that increase the production of neurotransmitters such as serotonin". But which varieties to choose? Better blood oranges or blonde ones? Here are which ones should eat and why.

Blondes are super on bones and eyesight

«Sweet and juicy, blond oranges are rich in pectin and cellulose, fibers that help fight constipation. They then ensure a good dose of carotenoids, including beta-carotene, a pigment that gives the fruit its yellow-orange color. It is a precursor of vitamin A, which is useful not only for the health of eyes and skin, but also of bones. Vitamin A in fact promotes the absorption of calcium, a mineral that strengthens the skeleton and helps protect against the risk of osteoporosis, "says nutritionist Valentina Galiazzo.

Reds are great for the heart and beyond

“This fruit has good amounts of potassium and magnesium, two minerals that act as blood pressure regulators. In addition, it is a source of folate, which prevents the accumulation of homocysteine, an amino acid that increases cardiovascular risk ", explains the expert. Compared to the blond ones, they provide a greater supply of polyphenols, in particular anthocyanins, pigments responsible for the color of the pulp that have various health benefits. "These substances counteract aging by fighting the action of free radicals". They also have a protective action on the heart. «They reduce the risk of getting cardiovascular disease. In particular, they counteract the accumulation of bad cholesterol and triglycerides, which are harmful to the health of the arteries ". Thanks to the richness of these powerful antioxidants, blood oranges are also useful for the prevention of cancer. This is why they are the symbolic fruit of cancer research and the Oranges of Health initiative organized by the AIRC foundation. From 4 February, World Cancer Day, to 14 le Red Oranges for Research, will be available, until exhaustion, in over 6,000 retail outlets throughout Italy. The participating brands will in fact donate 50 cents to AIRC for each package sold which will contribute to the financing of new cancer studies.