THE PURSER WELLNESS ENCYCLOPEDIA

Let’s explore “Hirschsprung’s disease & genetics”

A RELATED COURSETestosterone & women’s health

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2345 resources for your curiosity447 matching listings grouped; alternative sources stay available.

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Nutrient referenceSep 23, 2026

Vitamin D

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Helps calcium absorption and bone mineralization. Also called: Vitamin D A nutrient level and a receptor gene answer different questions Dr. Purser places vitamin D in immune, hormone and bone-related teaching. The conversion-genetics chapt…

Gene referenceSep 23, 2026

FOLH1

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FOLH1 helps break down folate from food so it can be absorbed. This is different from the MTHFR step. Also called: Folate Hydrolase 1 Folate handling begins before remethylation Dr. Purser’s genetic chapters include FOLH1 in folate handling…

Gene referenceSep 23, 2026

HRH2

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HRH2 is the gene name for Histamine Receptor H2. Learn what a specific result could mean and what to ask about it. Also called: Histamine Receptor H2 Histamine also connects to stomach acid Dr. Purser’s genetics reference connects HRH2 with…

Gene referenceSep 23, 2026

PON1

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PON1 is discussed in relation to how the body handles some compounds and protects certain fats. Also called: Paraoxonase 1 A different part of antioxidant handling PON1 appears in Dr. Purser’s redox and conversion teaching alongside GST and…

Gene referenceSep 23, 2026

PTGS2

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PTGS2, commonly called COX-2, encodes an enzyme involved in prostaglandin production. Prostaglandins participate in pain, fever and inflammatory signaling. Also called: COX2, Cyclooxygenase 2 COX-2 and inflammatory prostaglandins PTGS2, com…

FacebookAug 15, 2026

What if the conversation about inflammation is missing something happening at the cellular level?

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What if the conversation about inflammation is missing something happening at the cellular level? When inflammation becomes a persistent problem, oxidative stress is often part of the bigger biological picture. Your body has its own anti…

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FacebookAug 13, 2026

What if your homocysteine level is telling you more than you realize?

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What if your homocysteine level is telling you more than you realize? When kidney function declines, homocysteine levels often rise because the kidneys play an important role in its metabolism and clearance. In people with chronic kidney d…

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FacebookMay 10, 2026

You’ve been told your symptoms are “normal.” Fatigue. Brain fog. Weight issues. Anxiety. Inflammation. Maybe they’re…

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You’ve been told your symptoms are “normal.” Fatigue. Brain fog. Weight issues. Anxiety. Inflammation. Maybe they’re not. Dr. Dan Purser has developed a groundbreaking 22-SNP genetic test designed to uncover what conventional medicine ofte…

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InstagramNov 29, 2025

Does methyl B12 actually trigger your histamine reactions?

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Does methyl B12 actually trigger your histamine reactions? Most people never question their supplements — but they should. If methyl B12 leaves you anxious, wired, fatigued, or feeling like your old symptoms suddenly came roaring back, you …

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InstagramNov 2, 2025

Years ago, I watched cystic fibrosis (CF) patients receive nebulized glutathione that didn’t seem to help.

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Years ago, I watched cystic fibrosis (CF) patients receive nebulized glutathione that didn’t seem to help. Decades later, our team developed and patented the first fully functional, reduced, and stable form — VARS Glutathione. Why does thi…

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InstagramOct 16, 2025

High homocysteine signals a broken transsulfuration pathway, leaving you unable to detox or convert it into…

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High homocysteine signals a broken transsulfuration pathway, leaving you unable to detox or convert it into glutathione. This shows up in conditions like PCOS and fibromyalgia, where patients often struggle with inflammation, pain, and even…

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