What nutrients does iceberg lettuce contain?

Iceberg lettuce (Lactuca sativa) contains various nutrients, including:

1. Vitamins:

- Vitamin K: Iceberg lettuce is a good source of vitamin K, which is essential for blood clotting and bone health.

- Vitamin C: It provides some vitamin C, an antioxidant that supports immune function and collagen synthesis.

- Folate (Vitamin B9): Iceberg lettuce contains folate, which is important for red blood cell production and DNA synthesis.

2. Minerals:

- Potassium: This mineral helps regulate blood pressure and fluid balance in the body.

- Phosphorus: Iceberg lettuce provides some phosphorus, which is involved in bone health and energy metabolism.

- Calcium: It contains a small amount of calcium, which is necessary for bone strength and muscle function.

3. Fiber: Iceberg lettuce has a low amount of dietary fiber compared to other types of lettuce. Fiber is important for gut health and promoting a feeling of fullness.

4. Antioxidants: It contains some antioxidant compounds, including beta-carotene and vitamin C, which help protect cells from damage.

5. Water: Like most lettuces, iceberg lettuce is composed mainly of water, which contributes to its low calorie content.

Remember that iceberg lettuce has a relatively low nutrient density compared to other leafy greens like kale, spinach, or arugula. It can still be a part of a balanced diet when combined with other nutrient-rich foods.