In 100 grams of Lettuce. green leaf % of RDA
MINERALS
Calcium 36 mg 3.6%
Iron 0.86 mg 10.75%
Magnesium 13 mg 3.25%
Phosphorus 29 mg 4.14%
Potassium 194 mg 4.13%
Sodium 28 mg 1.87%
Zinc 0.18 mg 1.64%
Copper 0.029 mg 3.22%
Fluoride µg 0%
Manganese 0.25 mg 10.87%
Selenium 0.6 µg 1.09%
VITAMINS
Vitamin A, RAE 370 µg_RAE 41.11%
Vitamin E (alpha-tocopherol) 0.22 mg 1.47%
Vitamin D 0 IU 0%
Vitamin C 9.2 mg 10.22%
Thiamin (vit. B1) 0.07 mg 5.83%
Riboflavin (vit. B2) 0.08 mg 6.15%
Niacin (vit. B3) 0.375 mg 2.34%
Pantothenic acid (vit. B5) 0.134 mg 2.68%
Vitamin B6 0.09 mg 6.92%
Folate (vit. B9) 38 µg 9.5%
Vitamin B12 0 µg 0%
Choline 13.6 mg 2.47%
Vitamin K 126.3 µg 105.25%

 

The RDA is measured for 25-year old average healthy male. Your RDA may be different.

Based on USDA data. The source is given on the following website, that will also reveal Calories in Lettuce