P5P is fundamentally different from the standard pyridoxine used in most supplements. While pyridoxine must go through several enzymatic conversion steps in the liver before it can be used, pyridoxal-5-phosphate is ready to work as soon as it is absorbed in the gut. This immediate bioavailability means maximum efficiency at every dose, without metabolic loss or extra demand on the liver — a particular advantage for people whose genetic makeup makes that liver conversion less efficient.

Vitamin B6 is involved in over 100 enzymatic reactions essential to the body. It contributes to normal energy-yielding metabolism, to normal function of the nervous system and normal psychological function, to the reduction of tiredness and fatigue, to normal protein and glycogen metabolism, to normal red blood cell formation, to normal cysteine synthesis, to the regulation of hormonal activity, and to normal function of the immune system. Together with vitamins B9 and B12, it also contributes to normal homocysteine metabolism.

Vegetarians and vegans can sometimes fall short on B6, since the richest dietary sources are meat, fish and offal. People on restrictive diets face a similar risk. Athletes use more B6 due to increased amino-acid metabolism during exercise, while older adults often see their absorption capacity decline with age, making the P5P form particularly relevant. Women during the premenstrual phase or menopause also often look to B6 for hormonal balance support. The 1.4 mg per capsule (100% NRV) covers daily needs without risk of overdosing.

Take 1 capsule a day with a meal and a glass of water, ideally in the morning or at midday. The 60-capsule bottle provides a 2-month course. Vitamin B6 is water-soluble, so the body naturally eliminates any excess. The formula is entirely vegan: the Plantcaps vegetable capsule is made from pullulan derived from tapioca, and the only excipient is organic acacia fibre — no GMOs, gluten, lactose or nanoparticles, and the bottle itself is compostable.

Do not exceed the recommended daily dose. Food supplements should not replace a varied, balanced diet and a healthy lifestyle. Keep out of reach of children. Store in a dry place away from heat and direct light.

What is the difference between P5P and standard pyridoxine?

P5P is the active form of vitamin B6, usable by the body straight away without prior liver conversion. Standard pyridoxine needs several enzymatic transformations in the liver before it becomes functional, which reduces its real-world efficiency. P5P therefore offers superior bioavailability at an equivalent dose.

Can vitamin B6 P5P be combined with other supplements?

Pairing it with vitamins B9 and B12 is particularly recommended to support homocysteine metabolism, and combining it with magnesium can further support the nervous system and stress management.

Is vitamin B6 P5P suitable for vegans?

Yes — the vegetable capsule is made from pullulan derived from tapioca, the only excipient is organic acacia fibre, and the bottle is compostable, with no ingredient of animal origin.

Herba Barona is an independent specialist supplement shop in the heart of Paris — established in 2006. What you order is genuinely on our shelves: we ship from our own stock, with no dropshipping and no long waits.

Visit us at 10 rue Théophile Roussel, Paris 12 — or use Click & Collect and pick up your order in-store. We also deliver across France and Europe. Friendly, expert advice in English from our team.

Where is the shop?

Herba Barona is at 10 rue Théophile Roussel, 75012 Paris — a two-minute walk from Ledru-Rollin (line 8), close to Bastille. Open Tuesday to Saturday, 9:30 am–6:30 pm.

Can I order online or collect in store?

Yes. We ship across France and Europe under the same conditions as our French store, or choose Click & Collect to pick up your order for free at our Paris shop.