What Happens If You Eat Onions Every Day?

Increase male fertility.

Some studies have shown that onions can naturally increase blood testosterone. Not only is it good for overall health, but it also improves libido, prevents erectile dysfunction thanks to the sulfur components that help control cholesterol levels, balance blood pressure, and ease blood circulation.

Onions contain phytochemicals that boost the immune system and help men stay flexible, increase endurance and fight harmful diseases.