This will be a pilot, open-label, replicate cross-over study to evaluate the pharmacokinetic profile of active ingredient in eight subjects following the oral intake of TA-65 varying in formulations and doses. The subjects are expected to participate in this study for a period of 28 days. After initial screening, all subjects will visit the study center on five different days (day 1, day 7, day 14, day 21 and day 28). During each visit, all eight subjects will orally take one of the five test materials.