Toothpastes come laced with nicotine carry as much nicotine as smoking 9 cigarettes! A study by the Delhi Institute of Pharmaceutical Sciences and Research (DIPSAR) has found that many of the toothpaste manufacturers are adulterating toothpastes and tooth-powders with high quantity of nicotine. �Out of the 24 brands of toothpastes studied in 2011, seven brands � Colgate Herbal, Himalaya, Neem paste, Neem Tulsi, RA Thermoseal, Sensoform and Stoline � were found to contain nicotine,� said Professor S. S. Agarwal of DIPSAR, which is affiliated to the Delhi University and is funded by the Delhi government. �Colgate Herbal and Neem Tulsi, also a herbal product, surprisingly had 18 and 10 mg of nicotine, which is equivalent to the quantity found in nine and five cigarettes respectively,� Prof Agarwal added. �Out of the ten brands of tooth-powders examined, six � Dabur Red, Vicco, Musaka Gul, Payokil, Unadent and Alka Dantmanjan � were found to contain nicotine. Payokil was found to have the ...