THE PURSER WELLNESS ENCYCLOPEDIA

Let’s explore “Vitamin E, alpha-tocopherol — lab reference”

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Report teachingOct 2, 2026

TNF rs1800629

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This variant is in a regulatory region of the TNF gene. Understand the connection TNF rs1800629 is a promoter-region variant, commonly described as -308 G>A. A promoter helps regulate gene activity, but a genotype is not the same as a meas…

Report teachingOct 2, 2026

TNF rs1799724

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This TNF promoter variant appears in Dr. Purser’s discussion of inflammatory signaling. Understand the connection TNF rs1799724 is another promoter-region variant, commonly described as -857 C>T. It is distinct from rs1800629, even though …

Nutrient referenceSep 23, 2026

Andrographis

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An herb used in traditional preparations and sold as an extract. Also called: Andrographis What it does An herb used in traditional preparations and sold as an extract. How this fits a treatment plan Andrographis is an educational entry in …

Nutrient referenceSep 23, 2026

Astaxanthin

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A carotenoid pigment found in some algae and seafood. Also called: Astaxanthin What it does A carotenoid pigment found in some algae and seafood. How supplementation is approached Astaxanthin is an antioxidant pigment, not an essential vita…

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

Calcium

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Provides structure for bones and teeth and supports muscle and nerve signaling. Also called: Calcium What it does Provides structure for bones and teeth and supports muscle and nerve signaling. Possible deficiency symptoms Long-term low int…

Nutrient referenceSep 23, 2026

Lithium

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An element found in trace amounts in the environment and used in prescription medicines. Also called: Lithium What it does An element found in trace amounts in the environment and used in prescription medicines. How supplementation is appro…

Nutrient referenceSep 23, 2026

Lutein

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A carotenoid found in foods and in the retina. Also called: Lutein What it does A carotenoid found in foods and in the retina. How supplementation is approached Lutein is an eye-related carotenoid, not a vitamin with a recognized isolated d…

Nutrient referenceSep 23, 2026

Omega-7

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A family of monounsaturated fats that includes palmitoleic acid. Also called: Omega-7 What it does A family of monounsaturated fats that includes palmitoleic acid. How supplementation is approached Omega-7 is a group of fats, not an essenti…

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