vitamin

Vitamin B6

Supports amino-acid metabolism, neurotransmitters, and homocysteine balance.

What It Does

B6 is required for dozens of enzyme reactions involving amino acids.

It supports neurotransmitter production and methylation pathways.

Who Needs It Most

DemographicTarget IntakeUpper Limit
female, perimenopause, postmenopause25-50 mg100 mg

Signs of Deficiency

  • Irritability
  • Dermatitis
  • Microcytic anemia

Best Food Sources

Chickpeas

Moderate

Salmon

Moderate

Potatoes

Moderate

Supplement Guide

Best forms: Pyridoxal-5-phosphate (P5P), Pyridoxine HCl

What to look for: Dose generally below 50-100 mg/day unless supervised

What to avoid: Long-term high doses due neuropathy risk

Timing: Morning with food.

Who Should Avoid It

Long-term high-dose use (>100mg/day)

Chronic high doses can cause peripheral neuropathy.

Source: NIH ODS

The Research

PubMed citations are temporarily unavailable.

NIH Fact Sheet

Want personalized dosing?

Take the VitaGuide quiz to build your stack based on your profile.

Take the Quiz