Vitamins and Minerals - Agonist/Antagonist.
About this set
Created by:
adeledamiaans on September 3, 2011
Subjects:
advanced nutrition and human metabolism
Description:
Factors than enhance or block the activity of vitamins and minerals.
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24 terms
Terms | Definitions |
|---|---|
 Vitamin C | Agonist: Glutathione Antagonist: Pectin, zinc, higher doses of iron, high intracellular glucose, A single large dose of Ascorbate. |
| B1 Thiamine | Agonist:Vitamin C,Citric Acid. Antagonist: Mg, Ca, Cu, Zn, Mn, Fe, Alcohol (ethanol). |
| B2 Riboflavin | Antagonist:CU, Zn, Fe, Mn, alcohol. |
| B3 Niacin | Agonist:Tryptophan. Antagonist: Alcohol. |
| B5 Pantothenic Acid | Antagonist: Alcohol. |
| B6 Pyridoxine | Agonist:Vitamin B2, Zn. Antagonist: Alcohol. |
| Folate (Folic Acid) | Agonist: Zn, folate binding proteins (FBP), B3. Antagonist:Alcohol, Conjugase inhibitors:Lentils , Legumes, Cabbage, Oranges. |
| Biotin | Agonist: Lysine, B5, lipoic acid. Antagonist: Avidin (egg white) |
| Vitamin A | Agonist:Fat, Vitamin E Antagonist:Vitamin E (large doses), Fibre |
| Vitamin D Vitamin D2 (Ergocalciferol) Vitamin D3 (Cholecalciferol) | Agonist:Sunlight, Cholesterol, Vit. B3 & B2, PTH , Low phosphorous levels. Antagonist:High amounts of phosphorus. |
| Vitamin E Tocopherols & Tocotrienols | Agonist:Fats. Antagonist:Excess amount of Vit E. |
| Vitamin K Phylloquinone | Agonist:Fat, bile, pancreatic juices Antagonist: Warfarin. |
| Calcium | Agonist:Food, lactose,sugars, xylitol Antagonist: Fibre, oxalates, magnesium, low PTH, Unabsorbed Fatty acids, oestrogen deficiency in menopause. |
| Magnesium | Agonist:Vitamin D,lactose. Antagonist: Iron, Calcium, Phytates, Fibre, Unabsorbed,Fatty acids. |
| Phosphorus | Agonist: Zinc, Vit D,low Magnesium in lumen. Antagonist: Magnesium, Calcium, Aluminium. |
| Sodium | Agonist:Chloride, glucose, hydrogen, potassium. |
| Chromium | Agonist: Methionine, Histidine, Vitamin C Antagonist: Phytates, heavy metals, antacids. |
| Copper | Agonist:Amino Acids, Organic acids like citric, gluconic, lactic, acetic, and malic acids, Glutathione. Antagonist: Zinc, Iron, Phytates, Calcium, Vit C Phosphorus, Molybdenum, Antacids. |
| Iodine | Antagonist: Thyroid gland. |
| Iron | Agonist:Vit C, acids, sugars, meat, poultry, fish, mucin Antagonist: Polyphenols, oxalic acid, phytates, EDTA, phosvitin, nutrients. |
| Manganese | Agonist:Ligands - Histidine Antagonist: Iron, fibre, oxalate, calcium, phosphorus. |
| Selenium | Agonist:Vitamin A, C, E, Decreased levels of glutathione in intestinal lumen. Antagonist:Heavy metals, phytates. |
| Zinc | Agonist:Citric acid, picolinic acid, histidine, cysteine, glutathione, tripeptides Antagonist: Phytates, oxalates, polyphenols, fibre, nutrients such as magnesium, iron, calcium. |
| Boron | Agonist:Calcium. |
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