Moonstone Nutrition, with a valuation of $30.02 million, is raising funds on StartEngine. The company has created an OTC remedy to prevent kidney stones. Moonstone Nutrition’s Stone Stopper is a science-based solution that promotes kidney health and wellbeing and prevents kidney stones with the help of its alkali citrate formula. Stone Stopper is available in the form of capsules, gummies, and powder drinks and has been created by leading kidney stone doctors from Harvard, University of California San Francisco, and New York University. Salim S Rayes and Arnold J Sholder founded Moonstone Nutrition in March 2019. The current crowdfunding campaign has a minimum target of $14,997.06 and a maximum target of $1.23 million. The campaign proceeds will be used for marketing, sales and distribution, research and development, and general and administrative expenses.