Ritik, we do not have any study material per se. But we have online NEET preparatory courses called NEET Knock out series. You can check them  at: https://learn.careers360.com/knockout-neet-may/ . But if you are looking for Books for NEET in each subject, then here you go:

Physics Best Books:

NCERT Physics Class XI & Class XII

Concepts of Physics by H. C. Verma

Objective Physics By DC Pandey

Fundamentals of Physics by Halliday, Resnick and Walker

Fundamental Physics by Pradeep

Problems in General Physics by IE Irodov

In Physics, Concepts of Physics by HC Verma should be referred for advance problem solving and conceptual clarity. 32 years NEET Chapterwise and Topic Wise solved papers Physics by Dishal Publications will make you exam ready.

Chemistry Best Books:

NCERT Chemistry textbooks for Class XI and XII

Physical Chemistry by OP Tandon

ABC of Chemistry for Classes 11 and 12 by Modern

Concise Inorganic Chemistry by JD Lee

Dinesh Chemistry Guide

Practise books by VK Jaiswal, MS Chauhan and N Awasthi

For Physical Chemistry, Chemistry for NEET by Cengage Publications is a good choice. Oragnic Chemistry by Morrison and Boyd is a good book. For Inorganic Chemistry, GRB Concept of Inorganic Chemistry by OP Tandon is an ideal option.

Biology Best Books:

NCERT Biology Class XI and Class XII textbooks

Biology Vol 1 and Vol 2 by Trueman

Objective Biology by Dinesh

Objective Botany by Ansari

Pradeep Guide on Biology

GR Bathla publications for Biology

NCERT Biology Booster by Shri Balaji Publications and NCERT Fingertips by MTG Editorial Baord have topics that are not covered in NCERT

Hello Ritik

For NEET first of all you must go through the NCERT books thoroughly as the are the basic books and many questions come directly from the books.

Also you can check out the link given below

https://learn.careers360.com/knockout-neet-may/

Hope it helps

Good luck