Our B vitamins are formulated for superior absorption. They contain: • Only highly bioavailable forms • The phosphorylated forms of vitamins B-2 and B-6 • Methylated forms of B-12 and folate B-Complex + combines our phosphorylated B-Complex with our best-selling 5-MTHF 10 mg dosage. Developed according to the recommendations of doctors most familiar with 5-MTHF, this comprehensive product eliminates the need for additional B-vitamin supplements.