Some prominent nicotine companies in India include Nicotine India, Alchem International, and Inovogen Life Sciences. These companies are involved in the manufacturing and distribution of nicotine and nicotine-related products for various industries, including pharmaceuticals, agriculture, and vaping. They offer a range of nicotine products, including pure nicotine, nicotine salts, nicotine polacrilex, and nicotine solutions, catering to the diverse needs of their customers. When considering purchasing nicotine products in India, it's essential to verify the reputation and credibility of the company to ensure product quality and compliance with safety standards.