Due to increasing light pollution, long-lasting screen time and irregular bedtimes, our body is finding it increasingly difficult to recognize a day-night rhythm and adjust its hormone production accordingly. No habituation effect & pleasant sweet taste You can use our melatonin sleep spray daily as needed. There is no habituation effect. It is also based on vegetable glycerin and therefore tastes slightly sweet without affecting dental health. Naturvit products are manufactured to the highest possible quality standards without unnecessary preservatives, dyes, additives and additives, are very well tolerated and highly bioavailable. Naturvit Melatonin Spray is produced in Austria with love and the highest sense of responsibility. Ingredients: vegetable glycerin, demineralized water, melatonin