Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Nutrition QUackery

Hypoglycaemia (low blood sugar) should not be treated by a low carbohydrate diet. Hypoglycaemia should be treated by regular meals and snacks (ie every 2-3 hours throughout the day), containing adequate carbohydrate of low glycaemic index variety. Low glycaemic index carbohydrates are slowly digested into glucose which is then slowly absorbed into the bloodstream for sustained energy. Low glycaemic index (or low GI Factor) carbohydrates also assist with weight control and satiety. I recommend "The GI Factor - The Glucose Revolution" by Assoc Prof Jennie Brand Miller et al.