Consume semi polished or unpolished varieties of cereals,pulses and lentils and include naturally fermented foods like cheddar cheese,paneer, and other common foods like curd,Buttermilk, sprouts + idli,dosa etc can improve
B12 levels
And variety of nuts,seeds,along with sunlight exposure can improve
vitamin D levels
Next Steps
To know the portions,as per your calorie requirement connect online