THE PURSER WELLNESS LIBRARY

Let’s explore Genetics, CMA and blood tests

A COURSE FOR YOUR CURIOSITYMake sense of your testing

3 chapters, at your pace

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625 discoveries for your curiosity39 matching listings grouped; alternative sources stay available.

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Nutrient referenceSep 17, 2026

Biotin

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…nts can distort some thyroid, hormone and heart-related lab tests. Tell the testing team about your intake. Questions for your visit Could my diet, medicines, absorption or another condition explain my concern? What evidence would support t…

Nutrient referenceSep 17, 2026

Calcium

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…m low intake can affect bones without obvious symptoms. Low blood calcium has multiple causes and is not equivalent to low dietary intake. Food sources Milk; yogurt; calcium-set tofu; fortified plant drinks; canned fish with edible bones; k…

Nutrient referenceSep 17, 2026

Choline

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…emental amounts can cause fishy body odor, sweating and low blood pressure. Questions for your visit Could my diet, medicines, absorption or another condition explain my concern? What evidence would support treatment, and how would we check…

Nutrient referenceSep 17, 2026

Copper

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… deficiency symptoms Deficiency may cause anemia, low white blood cells and neurological problems. Food sources Shellfish; nuts; seeds; organ meats; whole grains. Supplement forms Copper gluconate, sulfate and bisglycinate. Before taking a …

Nutrient referenceSep 17, 2026

Iron

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…ing a supplement Confirm the reason for low iron and assess blood loss when relevant. HFE-related iron overload requires different care. Keep iron away from children. Questions for your visit Could my diet, medicines, absorption or another …

Nutrient referenceSep 17, 2026

Lithium

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…t. Before taking a supplement Prescription lithium requires blood-level, kidney and thyroid monitoring. Over-the-counter lithium is not an established nutritional treatment or interchangeable with prescribed lithium. Questions for your visi…

Nutrient referenceSep 17, 2026

Potassium

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…ng and muscle contraction. Possible deficiency symptoms Low blood potassium can cause weakness, constipation or abnormal heart rhythms. Medicines and fluid losses are common considerations. Food sources Potatoes; beans; lentils; yogurt; veg…

Nutrient referenceSep 17, 2026

Vitamin D

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…rms D2 (ergocalciferol) and D3 (cholecalciferol). The usual blood-status marker is 25-hydroxyvitamin D. Before taking a supplement Excess supplementation can raise calcium and harm kidneys. Lab interpretation and dose depend on your circums…

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