Side-by-Side Comparison
Essential Vitamins & Minerals
Sodium (Elemental Na) vs. Vitamin B5 (Pantothenic Acid)
Comparing 2 standards across 10 specifications. 10 key differences identified.
Comparing:
Sodium (Elemental Na)
Vitamin B5 (Pantothenic Acid)
Sodium is the principal extracellular cation (135–145 mEq/L extracellular), maintaining extracellular fluid volume, plasma osmolality, and driving secondary active transport. Adequate Intake (AI) is 1,500 mg/day, with a Chronic Disease Risk Reduction (CDRR) limit of 2,300 mg/day.
Vitamin B5 is an essential water-soluble vitamin required for the synthesis of Coenzyme A (CoA) and acyl carrier protein (ACP), vital in fatty acid synthesis and beta-oxidation. Adequate Intake (AI) is 5.0 mg/day (no Upper Limit established).
Specification Comparison Table
10 Parameters| Parameter / Spec | ||
|---|---|---|
|
Nutrient Type
|
Essential Macromineral / Major Extracellular Electrolyte | Water-Soluble Amide Vitamin |
|
Adult Adequate Intake (AI)
|
1,500 mg / day (Equal to 3.8 g table salt NaCl) | 5.0 mg / day (6.0mg pregnancy, 7.0mg lactation) |
|
Chemical Forms
|
Sodium Chloride (NaCl, 39.3% Na by weight), Monosodium Glutamate (MSG, 12.3% Na), Sodium Bicarbonate (27.4% Na) | D-Pantothenic Acid, Calcium Pantothenate (Stable synthetic), Pantethine (Active dimer) |
|
Primary Biological Function
|
Extracellular fluid osmolality maintenance, Blood pressure / volume homeostasis, Action potential depolarization (voltage-gated Na+ channels), SGLT1 glucose cotransport | Coenzyme A (CoA) backbone (Acetyl-CoA, Succinyl-CoA), Acyl Carrier Protein in fatty acid synthase, Steroid hormone synthesis |
|
Deficiency Condition
|
Hyponatremia (Serum Na+ < 135 mmol/L): Cerebral edema, Nausea, Muscle cramps, Seizures, Coma (often exercise-associated from over-hydration) | Extremely rare ('Pantothen' = everywhere in foods); 'Burning Feet' syndrome (paresthesia), fatigue |
|
Top Whole Food Sources
|
Table Salt (NaCl), Cured Bacon, Soy Sauce, Parmigiano-Reggiano, Pickles, Olives, Bread (Processed food accounts for 70% of intake) | Shiitake Mushrooms, Beef Liver, Chicken Liver, Sunflower Seeds, Egg Yolk, Hass Avocado, Whole Milk |
|
Chronic Disease Limit (CDRR)
|
2,300 mg / day (Equal to 5.8 g table salt / 1 level teaspoon) | — |
|
Renal Renin-Angiotensin System
|
Juxtaglomerular apparatus senses low tubular sodium/pressure, secreting renin to stimulate aldosterone and renal Na+ reabsorption | — |
|
Tolerable Upper Limit (UL)
|
— | None Established (Extremely low toxicity) |
|
Thermal Processing Losses
|
— | 20–50% lost during meat canning, boiling, and flour milling refining |
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