Buying and using Vitamin B6

Always remember when buying Vitamin B6, consult your doctor or healthcare expert before using it along with any other medications, and always buy it from a trusted source. Here we have provided you with Vitamin B6 dosage advice. The daily recommended dietary allowances (RDAs) of Vitamin B6 are:

  • Infants 0-6 months, 0.1 mg
  • Infants 7-12 months, 0.3 mg
  • Children 1-3 years, 0.5 mg
  • Children 4-8 years, 0.6 mg
  • Children 9-13 years, 1 mg
  • Males 14-50 years, 1.3 mg
  • Males over 50 years, 1.7 mg
  • Females 14-18 years, 1.2 mg
  • Females 19-50 years, 1.3 mg (Some researchers think the RDA for women 19-50 years should be increased to 1.5-1.7 mg per day.)
  • Females over 50 years, 1.5 mg
  • Pregnant women, 1.9 mg
  • Breast-feeding women, 2 mg

The recommended maximum daily intake is:

  • Children 1-3 years, 30 mg
  • Children 4-8 years, 40 mg
  • Children 9-13 years, 60 mg
  • Adults, pregnant and breast-feeding women, 14-18 years, 80 mg
  • Adults, pregnant and breast-feeding women, over 18 years, 100 mg.

Dosage advice for other health problems:

  • Vitamin B6 deficiency in adults, typical dose: 2.5-25 mg daily for three weeks, and 1.5-2.5 mg per day as maintenance treatment
  • Vitamin B6 deficiency for women taking birth control pills: 25-30 mg per day
  • PMS daily dose: 50-100mg per day. Higher doses of 500mg per day have been used in certain cases, but daily doses over 100 mg do not show additional benefit and may have harmful side effects.
  • Hereditary sideroblastic anaemia: start initially with 200-600 mg per day, and decrease to 30-50 mg daily after improvement.
  • Kidney stones: 25-500 mg per day
  • Treating tardive dyskinesia: 100 mg per day, later increased weekly up to 400mg per day in two divided doses
  • Prevention of macular degeneration: 50 mg daily in combination with vitamin B12 1000mcg and folic acid 2500 mg
  • Nausea during pregnancy: 10-25 mg pyridoxine three or four times a day