The second period, Mesolithic 2, is also called the Natufian culture. The change from Mesolithic 1 to Natufian culture can be dated more closely. The latest date from a Mesolithic 1 site in the Levant is 12,150 BCE. The earliest date from a Natufian site is 11,140 BCE.
Food. Milk, yogurt, and cheese are rich natural sources of calcium and are the major food contributors of this nutrient to people in the United States [ 1 ]. Nondairy sources include vegetables, such as Chinese cabbage, kale, and broccoli.Spinach provides calcium, but its bioavailability is poor.ood. Milk, yogurt, and cheese are rich natural sources of calcium and are the major food contributors of this nutrient to people in the United States [ 1 ]. Nondairy sources include vegetables, such as Chinese cabbage, kale, and broccoli.
Milk and dairy products are some of the best food sources of calcium. These include milk, yogurt, and cheese. Broccoli helps to increase the intake of calcium, and is thus a very good source of calcium. Certain foods such as fruit juices and drinks, cereals, and tofu, are fortified with calcium.alcium supplements offer a good source of calcium and help protect bones and teeth. Most commonly, calcium is present in supplements mainly in the form of carbonates and citrates. It is also present in supplements or certain fortified foods in the form of phosphates, gluconates, and lactates, to some extent. Medicines: