THE PURSER WELLNESS LIBRARY

Let’s explore “Vitamin A, retinol — lab reference”

A COURSE FOR YOUR CURIOSITYGetting to know your micronutrients

5 chapters, at your pace

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670 discoveries for your curiosity58 matching listings grouped; alternative sources stay available.

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Gene referenceSep 23, 2026

IL6

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…tory measurement was collected? Variant IDs in the teaching reference: rs1800795, rs1800796, rs2069837 Also called: IL-6, Interleukin 6 Where the VARS Triad and MTHFR Daily fit If you are exploring homocysteine or cytokines, Dr. Purser may …

Gene referenceSep 23, 2026

KIT

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…sted in inherited DNA or affected tissue, and what does the laboratory classify the variant as? Variant IDs in the teaching reference: rs121913507, rs3822214

Gene referenceSep 23, 2026

MAOA

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…ou review an MAOA result, your clinician may also look at B vitamins, magnesium, amino acids, fatty acids, your medicines, and your symptoms. This gene cannot diagnose a mental health condition or tell you how much of a brain chemical your …

Gene referenceSep 23, 2026

MTHFD1

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…ers for you is the full picture: your current findings, the vitamins you take and how you tolerate them. A named gene does not create a separate supplement requirement. A question to bring to your visit Which part of the folate pathway is b…

Gene referenceSep 23, 2026

MTHFD1L

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…ing the pieces together Follow the connection to folate availability and the cellular processes that use one-carbon units. The pathway provides context, but it cannot tell you from the gene name alone whether homocysteine is elevated or how…

Gene referenceSep 23, 2026

MTHFR

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…oose a supplement dose for you. Variant IDs in the teaching reference: rs1801131, rs1801133, rs2066470, rs4846049 Where the VARS Triad and MTHFR Daily fit If you are exploring homocysteine or cytokines, Dr. Purser may discuss MTHFR Daily an…

Gene referenceSep 23, 2026

MTRR

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…ogether. A gene result does not measure how much B12 is available in your tissues. A question to bring to your visit Which current findings show whether this pathway needs attention now, and are several products duplicating B12 or folate? R…

Gene referenceSep 23, 2026

NQO1

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…choose a supplement dose for you. Variant IDs in the source reference: rs1800566 Where the VARS Triad and MTHFR Daily fit If you are exploring homocysteine or cytokines, Dr. Purser may discuss MTHFR Daily and the VARS Triad: VARS Glutathion…

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