In case of low blood glucose 3.3 or 3.9 mmol/L (60 or 70 mg/dL) is commonly cited as the lower limit of normal glucose, but symptoms of hypoglycemia usually do not occur until 2.8 to 3.0 mmol/L (50 to 54 mg/dL)), consume 15-20 grams of glucose or simple carbohydrates )1 tablespoon of sugar, 1/2 cu of juice, 2 spoonfulls of raisins).
Most common causes of craving sweets are visual image-induced. dehydration or underactive thyroid gland, which leads to fatigue. Drinking water should help in all these cases.
Other possible causes could be low levels of oestrogen and progesterone, adrenaline overload, and yeast infection.
Smelling jasmine and other simple non-food odorants could help to reduce sugar and chocolate cravings. It is also believed that smelling "neutral" sweet smells can curb appetite, so if you don't have a banana or green apple handy, try sniffing vanilla or peppermint.