THIRD PARTY LAB TESTED - Each ingredient is quality tested before our manufacturing process begins, once completed every batch of our B1 Thiamine tablets undergoes further rigorous quality testing. Our Vitamin B1 supplements have been 3rd party tested for heavy metals and unwanted compounds by UK & Europe's largest testing facilities (Eurofins) The lab is UKAS accredited according to ISO/IEC 17025:2017. VEGAN FRIENDLY & UK MADE – 100% vegan and gluten free, these vitamin B supplements are suitable for men and woman and proudly manufactured in the UK under the highest quality standards. ENERGY TABLETS FOR TIREDNESS – Thiamine, also known as B1, is one of the essential 8 B vitamins. It's an essential nutrient that helps our bodies function properly, It also helps turn digested food into energy to help keep the nervous system healthy. HEART HEALTH - Vitamin B1 Thiamine contributes to the normal function of the heart, with just one tablet per serving, each bottle will last up to 4 months. HIGH-POTENCY THIAMINE VITAMIN B1 – Our Vitamin B1 tablets provides 100mg of Thiamine (9091% NRV) - Thiamine Vitamin B1 has many health benefits, Thiamine contributes to the normal function of the heart, contributes to the normal function of the nervous system, contributes to normal energy yielding metabolism and also Contributes to normal psychological function (EFSA).