Protect People. Protect Quality. Incorporate WTI’s ingredients to ensure that your products remain safe, reliable, and of the highest quality from production to consumption. WTI has been leading the functional food ingredient industry for over 35 years, producing naturally-derived vinegar antimicrobials, rosemary antioxidants, lemon-based phosphate alternatives, and conventional solutions improve food quality, enhance yield, produce cleaner labels, keep food safe, and extend shelf-life across a variety of food items, including meat, poultry, prepared foods, sauces, dips, and dressings.