If you are following a Plant Based way of eating, then you can get more than enough Calcium from your food. Food Sources of Calcium for Vegans: There are many plant-based sources of calcium, including certain leafy green vegetables , broccoli , tofu , tempeh , tahini , almonds , black beans , vegetarian baked beans , oranges, seeds, and blackstrap molasses . Vegans can also choose calcium-fortified foods like fruit juices, energy bars, and plant milks . The calcium content of foods varies by brand and depends on processing. For example, tofu is an excellent source of calcium when a calcium salt (e.g. calcium sulfate) is used to coagulate or “set” the tofu. Likewise, while blackstrap molasses is a good source of calcium, regular molasses is not. Factors Affecting Calcium Absorption Oxalates, compounds found in some leafy green vegetables, can inhibit absorption of calcium. Beet greens, Swiss chard, rhubarb, and spinach are high in calcium but also high in oxalates. Th...