Britannia, Dabur, ITC, Nestle, Emami, and Parag Milk gained after the GST Council cut rates on essentials like biscuits, soap, shampoo, ghee, and paneer. The Nifty FMCG index rose 1.2% as lower taxes are expected to spur demand ahead of Diwali. Analysts said wide-portfolio players such as HUL, Dabur, and Britannia are the biggest winners of this 'volume booster' reform.