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Vitamin

Vitamin B6

Runs more than a hundred enzyme reactions, mostly in protein metabolism. It also helps make neurotransmitters and haemoglobin and supports immune function.

Women: 1.3 mg/dayMen: 1.3 mg/day

1.5 mg women and 1.7 mg men over 50

Best food sources

Fruit

  • Banana
  • Avocado
  • Prunes
  • Watermelon

Vegetables

  • Potato with skin
  • Sweet potato
  • Spinach
  • Red bell pepper

Other plant foods

  • Chickpeas
  • Pistachios
  • Sunflower seeds
  • Potato
  • Banana
  • Whole grains
  • Nutritional yeast

Animal foods

  • Salmon
  • Tuna
  • Chicken
  • Turkey
  • Beef

How much is in a serving

  • 1 cup cooked chickpeas: about 1.1 mg
  • 3 oz salmon: about 0.6 mg
  • 1 medium banana: about 0.4 mg
  • 1 medium potato with skin: about 0.6 mg

Deficiency signs

Uncommon alone. Signs include a scaly rash, cracked lips, low mood and, in severe cases, anaemia and weakened immunity. Kidney disease, alcohol dependence and some medications raise risk.

These signs overlap with many other conditions. A blood test through your doctor is the only way to confirm a deficiency; do not start high-dose supplements on a guess.

Absorption and interactions

  • Needed alongside B12 and folate to keep homocysteine in check.
  • Long-term high-dose supplements can damage nerves; food cannot.
  • Heat and processing reduce it.

Meal ideas

  • Chickpea and roasted pepper salad
  • Baked salmon with potatoes
  • Banana and pistachio oats
  • Chicken and sweet potato curry

Planner meals richest in Vitamin B6

Per serving, from the meal planner’s library. Percentages use the average adult reference intake.

  • Zucchini noodles with walnut pesto and chicken1.5 mg · 115%
  • Baked salmon with sweet potato and broccoli1.3 mg · 96%
  • Chicken and vegetable stir-fry with brown rice1.1 mg · 88%
  • Salmon with asparagus and avocado1.1 mg · 88%
  • Turkey and bean chili1 mg · 79%
  • Grilled chicken salad with avocado and seeds1 mg · 77%