Biocare vitasorb b6 30ml vitasorb b6 provides vitamin b6 in a highly absorbable liquid form vitamin b6 contributes to many functions such as normal functioning of the immune and nervous systems energy metabolism and reducing tiredness and fatigue additional information provides liquid vitamin b6 to facilitate absorption ideal for those who have difficulty or prefer not to swallow capsules or tablets can be taken sublingually under the tongue for those with gastrointestinal problems