Pennyweight Troy weights were defined in such a way that the old Tower pound came out to exactly 5400 Troy grains (also known as barleycorns), the Tower pennyweight Troy grains (and thus approximately 1.46 grams). After 1527, the English pennyweight was the Troy pennyweight. of 24 Troy grains. Thus the Troy pound, ounce, and pennyweight, with their definitions given in terms of the Troy grain instead of in terms of the Tower grain, were 1/15 or 6.667% more than the Tower equivalents. The Troy pound and the pennyweight lost their official status in the United Kingdom in the Weights and Measures
Ancient grains product containing "ancient grains" called "Cheerios + Ancient Grains". Proponents of ancient grains say that they are rich in protein, omega-3 fatty acids and antioxidants. Some nutritionists state that they are not inherently more healthy than modern grains, and that ancient and modern grains have similar health benefits when eaten as whole grains. This has led to criticism of the grouping as unscientific and driven by marketing. Some, but not all, ancient grains are gluten-free. Amaranth, quinoa, buckwheat, millet, and teff are gluten-free, but oats and the ancient kinds of wheat (including spelt, einkorn, and Khorasan wheat) are not. Ancient