Vitamins for Czechs|Czech start-up Trime is offering dietary supplements tailor-made for the most common deficiencies of Czech diets, Czech Crunch reports. Poor eating habits, and the lower quality of commonly available foods due to modern agriculture processes, all contribute to a lack of magnesium, potassium, vitamin K, omega-3 fatty acids, vitamin D, or iodine, Trime founder Michal Kočí says.