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enzyme

“Enzyme” — a protein that catalyzes a chemical reaction. A substance that increases the speed of a chemical reaction without being changed in the overall process. Enzymes are vitally important to the regulation of the chemistry of cells and organisms.
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endogenous

“Endogenous” — arising from within the body. Endogenous synthesis refers to the synthesis of a compound by the body. Secondary plant metabolites are also endogenous within plants.
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endocrine system

“Endocrine system” — the glands and parts of glands that secrete hormones that integrate and control the body’s metabolic activity. Endocrine glands include the pituitary, thyroid, parathyroids, adrenals, pancreas, ovaries, and testes.
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electrolytes

“Electrolyte” — a substance which forms ions in an aqueous (water) solution. Major electrolytes in the body include sodium, potassium, magnesium, calcium, chloride, bicarbonate, phosphate.
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electrolyte

“Electrolyte” — a substance which forms ions in an aqueous (water) solution. Major electrolytes in the body include sodium, potassium, magnesium, calcium, chloride, bicarbonate, phosphate.
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double blind

“Double blind” — a study in which neither the investigators administering the treatment nor the participants know which participants are receiving the experimental treatment and which are receiving the placebo.
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dietary supplements

“Dietary Supplement” — a product intended to supplement the diet that bears or contains one or more of the following dietary ingredients: a vitamin; mineral; herb or botanical; amino acid; any other dietary substance for use by man to supplement the diet by increasing the total dietary intake.
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dietary supplement

“Dietary Supplement” — a product intended to supplement the diet that bears or contains one or more of the following dietary ingredients: a vitamin; mineral; herb or botanical; amino acid; any other dietary substance for use by man to supplement the diet by increasing the total dietary intake.