THE PURSER WELLNESS ENCYCLOPEDIA

Let’s explore “B vitamins”

A RELATED COURSEMethylation & B vitamins

4 chapters, at your pace

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New to this subject? Start with this free introduction.Crash Course on MTHFR & Genetic Terminology

344 resources for your curiosity66 matching listings grouped; alternative sources stay available.

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Nutrient referenceSep 23, 2026

Biotin

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Helps enzymes process fats, carbohydrates and amino acids. Also called: Biotin What it does Helps enzymes process fats, carbohydrates and amino acids. Possible deficiency symptoms Rare deficiency may cause hair thinning, rash and neurologic…

Nutrient referenceSep 23, 2026

Elderberry

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A berry used in cooked foods and extracts. Also called: Elderberry What it does A berry used in cooked foods and extracts. How this fits a treatment plan Elderberry is an educational entry in the antioxidant encyclopedia. Purser Wellness do…

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…

Nutrient referenceSep 23, 2026

Zeaxanthin

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…. Review your eye health and any current eye-health formula before adding it. A low antioxidant-response category does not diagnose a zeaxanthin deficiency or set a treatment schedule. What symptoms can—and cannot—tell you There is no estab…

Gene referenceSep 23, 2026

CBS

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CBS helps move homocysteine into the pathway that supplies building blocks for glutathione. Also called: Cystathionine Beta-Synthase From homocysteine toward glutathione Dr. Purser places CBS in the sulfur-handling pathway that connects hom…

Gene referenceSep 23, 2026

CTH

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CTH helps make cysteine, one of the building blocks your body uses to make glutathione. Also called: Cystathionine Gamma-Lyase From homocysteine toward glutathione Dr. Purser places CTH in the sulfur-handling pathway that connects homocyste…

Gene referenceSep 23, 2026

MTHFD1

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MTHFD1 helps move folate between forms used for different jobs in the body. Also called: Methylenetetrahydrofolate Dehydrogenase 1 Folate has several working forms Dr. Purser includes MTHFD1 among genes involved in folate interconversion. T…

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