Ingredient guide
Vitamin B6 (P-5-P): evidence, dose and safety
Vitamin B6 is a group of related compounds found in meat, fish, potatoes and chickpeas. We use pyridoxal-5-phosphate (P-5-P), the active form in the body.
At a glance
- Strongest evidence
- C Limited
- Dose in our plans
- 5 mg a day for adults
- Adult upper limit
- 12 mg a day from food and supplements together
- Safety checks
- 0 situations and 0 medicine or supplement interactions, checked against your answers in every plan
- Reviewed
- Atrum Labs clinical team (MD, PhD), November 2026
Authorised EU health claim
Vitamin B6 contributes to the regulation of hormonal activity.
What the research looked at
Each line is one body of research, graded A (strong) to D (weak). How we grade evidence. What each study measured is explained in your personal plan.
| Grade | Who was studied | References |
|---|---|---|
| C | Women with PMS |
|
How much
- Our plans usually use 5 mg a day for adults. The exact dose depends on your lab results, age and medicines.
- Adult upper limit: 12 mg a day from food and supplements together. Source: EFSA NDA Panel 2023 vitamin B6 UL.
- Children's doses are set by age, and some ingredients are for adults only.
Written and reviewed by the Atrum Labs clinical team (physician-scientists, MD, PhD) from our clinical knowledge base, version 0.2.0-draft. This page is general information, not medical advice. Food supplements are not a substitute for a varied, balanced diet and a healthy lifestyle.
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