100 grams of Romaine lettuce contains over 100% of the RDA of vitamin A and vitamin K. It contains over 30% of vitamin C and folic acid. There are relative good amounts of vitamin B1, B2, B6, manganese, potassium, iron, magnesium, calcium, phosphorus, and copper in this fresh leaf. According to scientists, the rich content … Continue reading Romaine lettuce, the medicinal benefits of freshness