For gastric problems it is cause of indigestion DIGEE SERUM is the best solution for gastrics and indigestion.
You can also charge food with DIGEE SERUM ALL CLEAR SERUM and BALANCE SERUM
@sajibdada ji sometimes Headache is cause of gastric only in this case you can add PAIN CARE SERUM.
VK can heal Headache only in so many ways please choose the cause and heal