Cereals remained the most important staple during the early Middle Ages as rice was introduced late, and the potato was only introduced in , with a much later date for widespread consumption. This page was last edited on 12 September , at Spices were among the most luxurious products available in the Middle Ages, the most common being black pepper , cinnamon and the cheaper alternative cassia , cumin , nutmeg , ginger and cloves. The period between c. Further north it remained the preferred drink of the bourgeoisie and the nobility who could afford it, and far less common among peasants and workers.
They also found that gastrointestinal adverse events were twice as likely in the hydroxycitric acid group as in the placebo group. When you are considering the potential benefits of products look for meta-analysis studies that take in all the sound research available.
One-off studies that get a significant result are not evidence of anything.