Vitamin B6 is a high-risk supplementwith an RDA of 1.7 mg and a safe upper limit (UL) of 100 mg per day according to FDA standards. CNS lists a RDA of 1.4 mg and a UL of 60 mg. It has 1 known interaction with other supplements including magnesium. Regular monitoring is strongly recommended when adjusting your intake.
Vitamin B6 sits in the B Vitamins category. This page consolidates 4 regional standards, and the limits vary enough that you should not treat one region's rule as universal.
It also has 1 known interaction, so the question is not just the label dose but whether the rest of your stack adds extra risk.
Very high vitamin B6 for long periods can cause nerve-related symptoms.
| Region | Organization | RDA | Upper Limit (UL) | Unit |
|---|---|---|---|---|
| πΊπΈ United States | FDA | 1.7 | 100 | mg |
| πͺπΊ Europe | EFSA | 1.7 | 100 | mg |
| π¦πΊ Australia | TGA | 1.7 | 100 | mg |
| π¨π³ China | CNS | 1.4 | 60 | mg |
RDA = Recommended Daily Allowance (adequate intake for most adults). UL = Tolerable Upper Intake Level (maximum safe daily amount).
Vitamin B6 and magnesium work synergistically (positive interaction).
Taking together may enhance effectiveness.
First match your product label against the dose table above, then check whether the known interaction list includes anything in your current stack.
If you are taking multiple supplements, the safest approach is usually to audit the whole stack instead of judging a single bottle in isolation.
The safe upper limit (UL) for Vitamin B6 is 100mg per day according to FDA. Exceeding this amount regularly may increase the risk of adverse effects.
The RDA for Vitamin B6 is 1.7mg per day for most adults. This amount is sufficient to meet the needs of 97-98% of healthy individuals.
Yes, Vitamin B6 has 1 known interaction with other supplements. Vitamin B6 and magnesium work synergistically (positive interaction).
Check if your supplement stack keeps Vitamin B6 within safe limits.
Audit My SupplementsDisclaimer: NutriAudit is a decision-support tool designed to help you review your supplement stack for potential duplicate, conflicting, or excessive ingredients. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before making changes to your supplement routine, especially if you are pregnant, nursing, taking medications, or have a medical condition.
Based on reference standards from FDA, EFSA, TGA, and MHLW.