Choosing a study material for your preparation depends on you. Choose the study material which you find easy to understand. 

In order to prepare for JEE Main it is very important that your concepts should be clear you can take help of NCERT books for that. After, completing your NCERT below are the recommended books which you should follow

Physics- Concepts of Physics by H.C.Verma, Arihant and OP Tandon.

Chemistry- Arihant and OP Tandon

Mathematics- Cengage, SL Loney and Hall and Knight

To score good marks make sure you refer previous year papers and mock test series for your practice.

All the Best!!