Convulsions occur when there is an issue with the normal functioning of the nervous system.Vitamin that prevents convulsions: Pyridoxine (Vitamin B B6​ ) is required for the synthesis of neurotransmitters such as GABA.Deficiency of Vitamin B6​⟶ decreased GABA formation → neuronal hyperexcitability ⟶ convulsions.Now let's check the source:Vitamin B6​ (Pyridoxine) is found in cereals, pulses, nuts, and non-vegetarian foods.