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Supports amino-acid metabolism, neurotransmitter production and hemoglobin synthesis. Also called: Vitamin B6 (Pyridoxine), Pyridoxine A connection between amino acids and brain chemistry B6 helps with chemical messengers and the pathway fr…

Supports DNA synthesis and one-carbon metabolism, including the pathway that processes homocysteine. Also called: Vitamin B9 (Folate), Folate, B9, folic acid, methylfolate, 5-MTHF, folinic acid, foods high in folate Different folate forms, …

Supports proteins involved in blood clotting and bone metabolism. Also called: Vitamin K1 (Phylloquinone), Phylloquinone What it does Supports proteins involved in blood clotting and bone metabolism. Possible deficiency symptoms Deficiency …

…it does A carotenoid found in foods and in the retina. How supplementation is approached Zeaxanthin is a plant pigment found in the eye and often paired with lutein. Review your eye health and any current eye-health formula before adding it…

Supports enzymes, immune function, wound healing and taste. Also called: Zinc Read zinc together with copper Zinc connects with immune function, hormones, copper handling and antioxidant enzymes. A plan for zinc should also account for othe…

…low amino acids may raise questions about protein intake or absorption; antioxidant findings may lead to other questions. A flagged result starts a conversation. It does not explain your symptoms by itself. Putting the pieces together Your …

…athways. Understand the connection Folate, or vitamin B9, supports DNA building blocks, cell division, and the remethylation of homocysteine to methionine. A severe deficiency can affect blood-cell production and other body systems. Follo…

…ebotomy. Understand the connection HFE helps regulate iron absorption. H63D, identified as rs1799945, is different from C282Y and from many other HFE variants. Follow the pathway Dr. Purser distinguishes a genetic susceptibility from meas…

…mitters, and the reaction also produces hydrogen peroxide. Follow the pathway Dr. Purser discusses MAOA rs1137070, rs2072743, and rs6323 alongside MAOB rs1799836 and rs2283729. He connects monoamine processing with riboflavin-dependent FAD…

… nutrient deficiencies, and questions about changes during supplementation. Understand the connection Telogen effluvium is a pattern of hair shedding that can follow illness, physiological stress, weight change, medication changes, or othe…

…nterferon-gamma, which belongs to the type II interferon group. Follow the pathway Dr. Purser discusses interferon-beta in the context of immune signaling and multiple sclerosis. A naturally produced immune signal and a prescribed interfer…

…sues. It works closely with IL-4 but is a distinct signal. Follow the pathway Dr. Purser connects IL-13 with eosinophilic and allergic conditions and explains the shared IL-4 receptor alpha signaling pathway. Dupilumab is discussed as a me…