Dietary sources of Calcium:

Nutrient	Foods	Nutrient Content for 100g Edible Portion
Calcium	Poppy seeds (Papaver somniferum)	1372 mg
	Gingelly seeds, white (Sesamum indicum)	1283 mg
	Omum (Trachyspermum ammi)	1034 mg
	Agathi leaves (Sesbania grandiflora)	901 mg
	Khoa	602 mg
	Panner	476 mg
	Ponnaganni (Alternanthera sessilis)	388 mg
	Amaranth spinosus, leaves, red and green (Amaranthus spinosus)	372 mg
	Knol-Khol, leaves (Brassica oleracea var. gongylodes)	368 mg
	Ragi (Eleusine coracana)	364 mg
	Crab, sea (Portunus sanguinolentus)	333 mg
	Milk (Buffalo, Cow)	120 mg