THE PURSER WELLNESS ENCYCLOPEDIA

Let’s explore “ARFID: food variety, nutrient gaps, and testing questions”

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Nutrient referenceSep 23, 2026

L-Glutamine

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…rption and the clinical setting with a qualified clinician. Food sources Protein foods such as eggs, fish, poultry, meat, dairy, soy and legumes supply amino acids. The body also makes some amino acids. Supplement forms L-glutamine powder o…

Nutrient referenceSep 23, 2026

Glycine

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… glutathione synthesis and other metabolic pathways. Review food intake, sleep/recovery goals and other amino-acid findings before deciding on a separate product. The broader amino-acid pattern may be more useful than treating each result i…

Nutrient referenceSep 23, 2026

Goji Berry

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…ciency in this botanical or compound. Goji berries used as food differ from concentrated extracts and multi-ingredient antioxidant drinks. What symptoms can—and cannot—tell you There is no established dietary deficiency syndrome for this s…

Nutrient referenceSep 23, 2026

Green Tea

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…d. Symptoms are not evidence that you need this supplement. Food sources Brewed green tea. Supplement forms Brewed green tea and concentrated green-tea extracts differ in caffeine and catechin exposure. What to track and reassess If your cl…

Nutrient referenceSep 23, 2026

Histidine

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…rption and the clinical setting with a qualified clinician. Food sources Protein foods such as eggs, fish, poultry, meat, dairy, soy and legumes supply amino acids. The body also makes some amino acids. Supplement forms L-histidine may appe…

Nutrient referenceSep 23, 2026

Iodine

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…d and thyroid-support blends when checking existing intake. Food sources Iodized salt; dairy; seafood; eggs. Seaweed iodine content varies greatly. Supplement forms Potassium iodide and sodium iodide. What to track and reassess Tell your cl…

Nutrient referenceSep 23, 2026

Isoleucine

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…rption and the clinical setting with a qualified clinician. Food sources Protein foods such as eggs, fish, poultry, meat, dairy, soy and legumes supply amino acids. The body also makes some amino acids. Supplement forms L-isoleucine in BCAA…

Nutrient referenceSep 23, 2026

Leucine

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…rption and the clinical setting with a qualified clinician. Food sources Protein foods such as eggs, fish, poultry, meat, dairy, soy and legumes supply amino acids. The body also makes some amino acids. Supplement forms L-leucine alone or i…

Nutrient referenceSep 23, 2026

Lipoic Acid

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…d. Symptoms are not evidence that you need this supplement. Food sources Small amounts occur in foods such as organ meats and vegetables; it is also made in the body. Supplement forms Alpha-lipoic acid and R-lipoic acid preparations; check …

Nutrient referenceSep 23, 2026

Lithium

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…d. Symptoms are not evidence that you need this supplement. Food sources Trace amounts occur in water and food. This does not establish a need for a lithium supplement. Supplement forms Supplemental lithium salts and prescription lithium me…

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