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Beer : Health and Nutrition

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Table 3.1 (Continued.)<br />

The Basics of Malting <strong>and</strong> Brewing 51<br />

Component Content (in mg/L unless otherwise indicated)†<br />

Cystine 6<br />

Potassium 493<br />

Sodium 30<br />

Calcium 34<br />

Magnesium 107<br />

Phosphorus 308<br />

Copper 0.07<br />

Iron 0.09<br />

Manganese 0.17<br />

Zinc 0.06<br />

Silicon 107<br />

Sulphate 176<br />

Chloride 179<br />

Nitrate 23<br />

Thiamine 33 µg/L<br />

Ribo avin 410 µg/L<br />

Pyridoxin 650 µg/L<br />

Pantothenic acid 1632 µg/L<br />

Niacin 7875 µg/L<br />

Biotin 13 µg/L<br />

Vitamin B 12 0.1 µg/L<br />

Folic acid 82 µg/L<br />

Meso-inositol 10.1<br />

Choline 18.1<br />

Total polyphenols 172<br />

Anthocyanogens 46<br />

Catechin 5–55<br />

Epicatechin 9–24<br />

Rutin 1–6<br />

Quercetin 5–125<br />

Chlorogenic acid 2–20<br />

Caffeic acid 2–20<br />

Quinic acid 1–5<br />

p-Coumaric acid 1–7<br />

Ferulic acid 2–21<br />

Sinapic acid 1–20<br />

Kampferol 5–20<br />

Myricetin 1<br />

Gallic acid 5–29<br />

p-Hydroxybenzoic acid 5–20<br />

Isohumulones* 10–40<br />

Sulphur dioxide 3.7<br />

Putrescine 130 µg/L<br />

Tyramine 1.69<br />

Histamine 315 µg/L<br />

Purines 134<br />

Pyrimidines 144<br />

Source: based on Moll (1994).<br />

*Diverse closely related molecules are present, many of them being oxidation products.<br />

†The balance is made up of organic acids (e.g. citric, acetic, malic, etc.) <strong>and</strong> various other<br />

fermentation secondary products (e.g. glycerol, propanol, ethyl acetate, iso-amyl acetate).<br />

These various components are much more signi cant for avour than wholesomeness.

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