THE PURSER WELLNESS ENCYCLOPEDIA

Let’s explore “Vitamin B12 — lab reference”

A RELATED COURSEMethylation & B vitamins

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867 resources for your curiosity104 matching listings grouped; alternative sources stay available.

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Gene referenceSep 23, 2026

BCO1

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BCO1, also called BCMO1, helps convert beta-carotene from plant foods into retinal, a form used in vitamin A metabolism. Plant carotenoids and preformed vitamin A therefore enter the pathway at different points.

Gene referenceSep 23, 2026

VDR

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VDR encodes the vitamin D receptor, which helps regulate gene activity in response to active vitamin D. A receptor variant does not by itself mean receptors are absent or that the blood vitamin D level is low.

Gene referenceSep 23, 2026

ALPL

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ALPL encodes tissue-nonspecific alkaline phosphatase, an enzyme important to bone and tooth mineralization and vitamin B6 metabolism. Persistently low alkaline phosphatase can deserve a different evaluation from a general nutrient deficiency.

Gene referenceSep 23, 2026

GSTO2

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GSTO2 encodes glutathione S-transferase omega 2, a redox enzyme with dehydroascorbate reductase activity that connects glutathione chemistry with vitamin C recycling. It is a separate gene from GSTO1.

YouTubeSep 16, 2026

Wild genetic facts I learned this week that could actually be deadly

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…urodedevelopmental conditions due to reduced SAM um and availability of neurotransmitter synthesis. So, um, so I saw a patient with Tourette's and they had this. I'm like, there may be a way around it even though she's a little older. Um, I…

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YouTubeSep 16, 2026

Wild genetic facts I learned this week that could actually be deadly

Some search terms matched

…urodedevelopmental conditions due to reduced SAM um and availability of neurotransmitter synthesis. So, um, so I saw a patient with Tourette's and they had this. I'm like, there may be a way around it even though she's a little older. Um, I…

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