A food supplement is a food that meets all of the following conditions:
- is intended for supplement the normal diet (not providing significant energy);
- is a concentrated source of certain substances, such as vitamins, minerals, caffeine, plant extracts;
- is intended for use in small doses or at fixed doses and therefore are marketed as capsules, pastilles, tablets, powder sachets, ampoules, drip bottles or other similar forms;
- is marketed in sales packaging.
Food supplements are e.g. vitamin D tablets, omega-3 fish oil or lactic acid bacteria capsules.
Food supplements are not:
- normal foods to which vitamins and minerals have been added, e.g. haematogens, energy gels, bars;
- food additives;
- medicinal products;
- products to be used externally;
- products for animals.
Borderline products are those products that can be both food supplements and regular foods. These products are usually different powders, e.g. protein powders for athletes or powders of different plants. In the case of these products, the manufacturer shall decide whether to market the product as a food supplement or as a regular food.