Biocare vitasorb b 15ml vitasorb b is a highly absorbable liquid b vitamin preparation ideal for individuals with digestive and absorption difficulties vitasorb b can be taken under the tongue or added to drinks additional information provides liquid b vitamins with a high absorption rate ideal for those who have difficulty swallowing capsules and tablets and for individuals with digestive and absorption difficulties presented in a simple hypoallergenic purified water base vitamins b