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THE PURSER WELLNESS REFERENCE

Nutrients, made clearer.

Explore food sources, possible deficiency symptoms, supplement forms and questions to bring to your next visit.

23 entries

Symptoms can overlap. Herbs and other compounds do not all have a recognized deficiency syndrome; each entry explains the difference.

Other compounds & fats

Alpha-Ketoglutarate

A compound made in the body that participates in the citric acid cycle and amino-acid metabolism.

Other compounds & fats

Astaxanthin

A carotenoid pigment found in some algae and seafood.

Other compounds & fats

Carnitine

A compound involved in transporting fatty acids into mitochondria.

Other compounds & fats

Catalase

An enzyme the body makes that breaks down hydrogen peroxide.

Other compounds & fats

Chlorophyll

The green pigment plants use to capture light.

Other compounds & fats

CoQ10 (Coenzyme Q10)

A compound involved in mitochondrial electron transport and antioxidant chemistry.

Other compounds & fats

Glutathione (GSH)

A molecule made from glutamate, cysteine and glycine that participates in cellular redox balance.

Other compounds & fats

Inositol

A compound involved in cell-membrane signaling.

Other compounds & fats

Lipoic Acid

A cofactor involved in mitochondrial enzyme reactions, also sold as alpha-lipoic acid.

Other compounds & fats

Lutein

A carotenoid found in foods and in the retina.

Other compounds & fats

Lycopene

A carotenoid pigment found in tomatoes and certain other fruits.

Other compounds & fats

Melatonin

A hormone involved in the timing of sleep and the body clock.

Other compounds & fats

NADH

The reduced form of a coenzyme involved in cellular energy reactions.

Other compounds & fats

Omega-3

A family of fats that includes ALA, EPA and DHA.

Other compounds & fats

Omega-6, Omega-7, and Omega-9

Different families of fatty acids. They do not all have the same dietary requirements or biological roles.

Other compounds & fats

Omega-7

A family of monounsaturated fats that includes palmitoleic acid.

Other compounds & fats

Omega-9

A family of fats that includes oleic acid, abundant in olive oil.

Other compounds & fats

PQQ (Pyrroloquinoline Quinone)

A compound sold in supplements; it is not an established essential human vitamin.

Other compounds & fats

Quercetin

A flavonoid present in onions, apples and other plant foods.

Other compounds & fats

Resveratrol

A plant compound found in grape skins and some other foods.

Other compounds & fats

Sulforaphane

A compound formed from precursors in cruciferous vegetables, including broccoli.

Other compounds & fats

Superoxide Dismutase (SOD)

A family of enzymes made by the body that convert superoxide into hydrogen peroxide.

Other compounds & fats

Zeaxanthin

A carotenoid found in foods and in the retina.

These pages adapt the Purser educational materials into plain language. They are educational summaries, not individualized assessments or a claim of independent medical review.