THE PURSER WELLNESS ENCYCLOPEDIA

Let’s explore “Vitamin B12 — lab reference”

A RELATED COURSEMethylation & B vitamins

4 chapters, at your pace

Explore the course
Explore all 2 matching courses

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

What’s searchable?
Gene referenceSep 23, 2026

CBS

Some search terms matched

…e. That is why a homocysteine discussion can include both B-vitamin cofactors and antioxidant supply. Some inherited disorders involve severe inherited enzyme disorders. A common SNP does not have the same meaning: having a listed variant …

Gene referenceSep 23, 2026

CTH

Some search terms matched

…e. That is why a homocysteine discussion can include both B-vitamin cofactors and antioxidant supply. Some inherited disorders involve severe inherited enzyme disorders. A common SNP does not have the same meaning: having a listed variant …

Gene referenceSep 23, 2026

DHFR

Some search terms matched

…c acid, folic acid and methylfolate are not interchangeable labels: they enter folate chemistry differently. The clinical conversation should include the actual supplement, dose, tolerance, B12 status and relevant medicines rather than assu…

Gene referenceSep 23, 2026

FOLH1

Some search terms matched

…ters include FOLH1 in folate handling. The earlier genetics reference explains its role in breaking down polyglutamated food folates into forms that can be absorbed. This is a different step from MTHFR conversion or SLC19A1 transport into c…

Gene referenceSep 23, 2026

GGH

Some search terms matched

…the review. A question to bring to your visit Do my folate, B12 and homocysteine findings support a folate-handling concern? Variant IDs in the teaching reference: rs1800909, rs11545076 Where the VARS Triad and MTHFR Daily fit If you are ex…

Gene referenceSep 23, 2026

MTHFR

Some search terms matched

…used in remethylation; MTR and MTRR connect that process to B12. His course asks readers to consider the whole cluster rather than build a plan around C677T or A1298C alone. Putting the pieces together Compare your genetic report with curre…

Gene referenceSep 23, 2026

SHMT1

Some search terms matched

…you distinguish raw materials, enzyme cofactors and current laboratory findings; it does not establish that an SHMT1 variant requires a particular amino-acid supplement. A question to bring to your visit How do the amino-acid findings and f…

Gene referenceSep 23, 2026

IL4

Some search terms matched

…IL-4 with allergic and food-reaction contexts and discusses vitamin D as part of that picture. The helpful distinction is between confirmed allergy, a reproducible food-associated symptom and a genetic association. Vitamin D status requires…

Gene referenceSep 23, 2026

MTHFS

Some search terms matched

…se forms. Discuss the actual product and response alongside B12 and homocysteine findings rather than assigning a folate form solely from rs6495446. A question to bring to your visit How does my current folate form enter the pathway, and wh…

FacebookSep 15, 2026

Homocysteine rarely gets the attention of cholesterol, blood sugar, or blood pressure.

Some search terms matched

…t about what you eat. Nutrition matters. Folate matters. Vitamin B12 matters. Vitamin B6 matters. Lifestyle matters. Genetics may matter too. So why are we waiting until disease appears before asking what our biology has been telling…

Also listed on InstagramInstagram listing
InstagramNov 13, 2025

Let’s Talk About MTHFR — The Gene That Impacts Your Energy

Some search terms matched

… DNA variation that affects how your body processes folate (vitamin B9). The most common variants, C677T and A1298C, can reduce your ability to make ATP, your body’s main energy source. This can lead to low energy, poor detox, and mood chal…

Also listed on FacebookFacebook listing
InstagramNov 6, 2025

Every woman with PCOS I’ve ever tested has a homocysteine problem...

Some search terms matched

… kidney or blood pressure issues. Homocysteine isn’t just a lab number — it’s a toxic byproduct that drives inflammation through cytokines like MCP-1 and IL-8, damaging blood vessels and disrupting hormones. Dr. Purser’s research found up t…

Also listed on FacebookFacebook listing

Search looks for your words in titles, descriptions, available articles, learning guides, and video captions when available. The closest matches appear first. Duplicate posts are grouped, with links to other places you can read or watch them. Books, chapters, and reports have topic guides here; the original files and full book text are not available in this encyclopedia. Subscriber posts include a title and public summary; open Substack to read the full post.