THE PURSER WELLNESS LIBRARY

Let’s explore Vitamin B12 — lab reference

A COURSE FOR YOUR CURIOSITYMethylation & B vitamins

4 chapters, at your pace

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707 discoveries for your curiosity54 matching listings grouped; alternative sources stay available.

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Nutrient referenceSep 23, 2026

Lithium

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…roached Lithium requires a different decision from ordinary vitamin replenishment. A low-dose supplement is not interchangeable with prescription lithium, and the supplied general mineral framework does not establish a public lithium treatm…

Nutrient referenceSep 23, 2026

Lutein

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…on is approached Lutein is an eye-related carotenoid, not a vitamin with a recognized isolated deficiency syndrome. Place any proposed product in the context of the eye diagnosis, diet and the complete eye-health formula. The general redox …

Nutrient referenceSep 23, 2026

Omega-7

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…amily of monounsaturated fats, not an established essential-vitamin deficiency. Use the wider membrane and dietary-fat review to decide whether a proposed product has a defined purpose. The supplied course does not provide a separate omega-…

Gene referenceSep 23, 2026

AOC1

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…ing it, responding to it, clearing it Dr. Purser’s genetics reference places AOC1 in the histamine-clearance part of the gut and immune story. The enzyme it encodes, diamine oxidase, helps break down histamine and related amines. That is a …

Gene referenceSep 23, 2026

ATG16L1

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…the same conversation. Those connections do not make an IBS label, Crohn’s disease or another diagnosis interchangeable, and a common variant is not a substitute for a digestive workup. A question to bring to your visit Which part of my his…

Gene referenceSep 23, 2026

BRCA1

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…urser includes BRCA1 in the cancer-risk part of his genetic reference. The essential next step is to identify the exact variant and its clinical classification, then connect it with personal and family cancer history. The listed teaching ma…

Gene referenceSep 23, 2026

BRCA2

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…urser includes BRCA2 in the cancer-risk part of his genetic reference. The essential next step is to identify the exact variant and its clinical classification, then connect it with personal and family cancer history. The listed teaching ma…

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