THE PURSER WELLNESS ENCYCLOPEDIA

Let’s explore “IL-5 & genetic variants”

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Health BlogSep 25, 2026

MTHFR C677T Symptoms & The Methylation Paradox: What Your Doctor Missed

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If you’ve been struggling with severe chronic fatigue, unexplained anxiety, or cardiovascular red flags, your genes might be trying to tell you something. Millions of patients walk out of traditional clinics with normal blood tests, only to be told their crippling symptoms are "all in their head." If you carry the C677T variant, you aren't crazy—you are dealing with a breakdown in cellular biochemistry. The Problem With Synthetic Folic Acid The standard advice from standard doctors is to take synthetic folic acid. For someone with the C677T genetic mutation, this is disastrous. Your enzyme pat

Gene referenceSep 23, 2026

BRCA1

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… helps repair damaged DNA. Clinically classified pathogenic variants can affect inherited cancer risk; a common SNP or a variant of uncertain significance is a different finding. Also called: Breast Cancer 1 DNA repair and inherited cancer …

Gene referenceSep 23, 2026

BRCA2

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… helps repair damaged DNA. Clinically classified pathogenic variants can affect inherited cancer risk; a common SNP or a variant of uncertain significance is a different finding. Also called: Breast Cancer 2 DNA repair and inherited cancer …

Gene referenceSep 23, 2026

FTO

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…udied in relation to body weight and energy balance. Common variants can contribute to population-level differences in obesity susceptibility, alongside many other genes and environmental factors. Also called: Fat Mass and Obesity-Associate…

Gene referenceSep 23, 2026

MTHFR

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…rm of folate used in the processing of homocysteine. Common variants are different from rare variants that cause severe MTHFR deficiency. Also called: Methylenetetrahydrofolate Reductase, C677T, A1298C, folate, homocysteine Follow the pathw…

Gene referenceSep 23, 2026

PSEN1

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…ma-secretase, a protein-processing complex. Some pathogenic variants can cause familial Alzheimer’s disease; a listed common marker is not equivalent to that diagnosis. Also called: Presenilin 1 Presenilin and inherited neurological disease…

Gene referenceSep 23, 2026

PSEN2

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…ma-secretase, a protein-processing complex. Some pathogenic variants can cause familial Alzheimer’s disease; a listed common marker is not equivalent to that diagnosis. Also called: Presenilin 2 Presenilin and inherited neurological disease…

Gene referenceSep 23, 2026

IL4

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IL4 encodes interleukin-4, a cytokine involved in Th2 immune responses and antibody class switching, including pathways related to IgE. It operates alongside IL-5 and IL-13 rather than representing all allergic biology by itself.

YouTubeAug 29, 2026

MTHFR and the Never-Ending Sugar Crash Cycle: Why You’re Tired, Craving Sugar, and Chasing Energy A

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…g from. So, let's break it down a little bit. MTHFR, it's a genetic snip. There's two variants that we like to look at. The C677T and the A1298C. If you've gotten your genetic testing done, hey, let us know which one do you have. Are you he…

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