Brahmi is the to strengthen your brain. The anti-oxidants present in Brahmi helps to sharpen our brain. Consuming one tablespoon of Brahmi syrup everyday is very useful.
Alsi oil increases concentration, increasing the power of the brains etc. Everyday consumption of Alsi oil or Alsi seeds prevents you from any illness related to your brain.
Aniseed Daily use of aniseed is very good for your health. Make powder of aniseed and (mishri) mix it and daily take two tablespoons of it twice a day. It is very helpful for your memory.
Walnut : Walnut contains good amount of omega-3 fatty acids. It also contains minerals like maganese, (tamba), magnesium, potassium, zinc, iron, selenium. Walnut is a very good source of vitamin E which is very beneficial for our brain.
Cinnamon : Cinnamon is a good medicine for weak brain. Taking a pinch of cinnamon with honey every night helps in reducing stress and even strengthens your brain.
Nutmeg : Because of its (garmtaaseer) using even little amount of nutmeg is very helpful to sharpens your brain. Eating this will always prevent Alzheimer.
Black pepper : This tiny looking condiment is full of (aushadhiguno). It improves your memory, brains strength. Mix 25 gms of butter with 5-6 peppercorns and consume daily it sharpens your brain.