ページの作成:「<br> German chemist Justus von Liebig, one of many earliest to establish and examine macronutrients, got here to regard protein "as the only true nutrient." Liebig was al…」
(ページの作成:「<br> German chemist Justus von Liebig, one of many earliest to establish and examine macronutrients, got here to regard protein "as the only true nutrient." Liebig was al…」)