Soloray products are entirely made up of natural ingredients – including any excipients and fillers. They use vegetable cellulose to coat our capsules and only ever use natural sweeteners, colours, flavours and preservatives. Soloray products are 100% natural. All Solaray raw materials are tested for authenticity, potency, purity and safety. Plus, the final products undergo random sample testing to give you complete confidence. Solaray are extremely sensitive to environmental concerns and endangered species. They make sure that all their herbs are ethically sourced and harvested in a legitimate and environmentally friendly way.