Greenleaf lettuce contains 36 milligrams of calcium per 100 grams. Grams is a measure of weight. To put 100 grams in perspective, consider alternative measures for this food:
- 1 cup equals 35 grams.
- 1 head equals 359 grams.
To make our top ten calcium list, we included only whole food items. We excluded dried vegetables from the list. The food tested for the particular graph below can be described more specifically as:
Calcium in Lettuce, green leaf, raw
Read more about calcium in vegetables or visit our resource on calcium rich foods.
Vegetables generally are not packed with calcium, but some greens do contain a good dose. Turnip greens, spinach, kale, and the wild greens lambs quarters and dandelion greens are solid foods for calcium. Keep in mind though that greens have a calcium blocker known as oxalic acid which will block your absorption of some of this calcium in your greens. If you are counting on garden greens for minerals, read more about removing oxalic acid from your calcium-rich greens.