Ginger increases serotonin and dopamine levels. This can reduce inflammation, which may cause depression. Ginger could also provide benefits for anxiety, depression, dementia, Alzheimer's disease and post-traumatic stress disorder. Ease stomach pains: Ginger can treat nausea and motion sickness.
 
 
Gingerol, a natural component of ginger root, benefits gastrointestinal motility ― the rate at which food exits the stomach and continues along the digestive process. Eating ginger encourages efficient digestion, so food doesn't linger as long in the gut.
 
Ginger is safe to consume daily, 'experts' suggest that 5 grams a day is perfect, 1 gram a day if your pregnant.