Assertion: vinegar's gram | /r/MadeOf | 7 mg of calcium
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Source sentences:
text: According to the National Nutrient Database for Standard Reference, 100 grams of cider vinegar consists of 94 grams of water, 21 kcal of energy, about 1 gram of carbohydrates, 0.4 grams of sugar, 7 mg of calcium, 0.2 mg of iron, 5 mg of magnesium, 8 mg of phosphorus, 73 mg of potassium, 5 mg of sodium, and 5 grams of acetic acid.