Zwieback: Calories, Macros, 22 Vitamins & 11 Minerals (USDA Per 100g)
A dry, crisp, and lightly sweetened toast, often used as a teething biscuit for babies or a light snack for all ages.
Per 100g reference serving, Zwieback provides 426 kcal of energy, 10.1g protein (10% of calories), 74.2g total carbohydrates (70% of calories, including 2.5g dietary fiber and 12.5g sugars), and 9.7g total fat (20% of calories).
Vitamins Profile in Zwieback (Per 100g)
Track how Zwieback contributes to your daily fat-soluble (Vitamins A, D, E, K), water-soluble B-complex, Vitamin C, Choline, and carotenoid antioxidant targets in Wise Eating: AI Food Tracker.
| Vitamin / Bioactive | Amount per 100g | % Daily Value (FDA DV) |
|---|---|---|
| Vitamin C (Ascorbic Acid) | 5.3 mg | 5.9% DV |
| Vitamin A (RAE) | 16 µg | 1.8% DV |
| Vitamin E (Alpha-Tocopherol) | 5.23 mg | 34.9% DV |
| Vitamin K (Phylloquinone) | 0.9 µg | 0.8% DV |
| Vitamin B1 (Thiamin) | 0.208 mg | 17.3% DV |
| Vitamin B2 (Riboflavin) | 0.239 mg | 18.4% DV |
| Vitamin B3 (Niacin) | 1.32 mg | 8.2% DV |
| Vitamin B5 (Pantothenic Acid) | 0.537 mg | 10.7% DV |
| Vitamin B6 (Pyridoxine) | 0.082 mg | 4.8% DV |
| Total Folate (Vitamin B9) | 87 µg | 21.8% DV |
| Folate (Dietary Folate Equivalents) | 134 µg | 33.5% DV |
| Natural Food Folate | 20 µg | 5% DV |
| Choline | 10.7 mg | 1.9% DV |
| Preformed Retinol | 15 µg | 1.7% DV |
| Beta-Carotene | 4 µg | 0.1% DV |
| Beta-Cryptoxanthin | 1 µg | 0.2% DV |
| Lutein + Zeaxanthin | 16 µg | 0.2% DV |
Minerals & Electrolytes in Zwieback (Per 100g)
Electrolyte ratios (potassium-to-sodium, calcium-to-magnesium) and trace minerals (iron, zinc, selenium, copper, manganese) determine cellular hydration, oxygen transport, and thyroid function.
| Mineral / Electrolyte | Amount per 100g | % Daily Value (FDA DV) |
|---|---|---|
| Iron (Fe) | 0.6 mg | 3.3% DV |
| Calcium (Ca) | 20 mg | 1.5% DV |
| Magnesium (Mg) | 14 mg | 3.3% DV |
| Potassium (K) | 305 mg | 6.5% DV |
| Zinc (Zn) | 0.54 mg | 4.9% DV |
| Selenium (Se) | 28.7 µg | 52.2% DV |
| Phosphorus (P) | 55 mg | 4.4% DV |
| Copper (Cu) | 0.145 mg | 16.1% DV |
| Sodium (Na) | 227 mg | 9.9% DV |
| Fluoride (F) | 0.1 µg | 0% DV |
Fatty Acids, Omega-3s & Sterols (Per 100g)
| Lipid / Fatty Acid | Amount per 100g | % Reference Target |
|---|---|---|
| Omega-3 ALA (Alpha-Linolenic Acid) | 0.065 g | 4.1% DV |
| Linoleic Acid (Omega-6 PUFA) | 2.01 g | 14.3% DV |
| Monounsaturated Fat (MUFA) | 4.24 g | 14.1% DV |
| Polyunsaturated Fat (PUFA) | 2.07 g | 10.4% DV |
| Saturated Fat (SFA) | 2.52 g | 12.6% DV |
| Dietary Cholesterol | 8 mg | 2.7% DV |
Essential Amino Acids & BCAAs (Per 100g)
| Amino Acid | Amount per 100g | % Daily Reference |
|---|---|---|
| Trace / Not significant per 100g serving | ||
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Frequently Asked Questions
100 grams of Zwieback contains 426 calories (kcal), 10.1g of protein, 74.2g of carbohydrates (2.5g fiber, 12.5g total sugars), and 9.7g of total fat according to the USDA Standard Reference dataset in Wise Eating.
Zwieback has an estimated food pH of 6 and a Potential Renal Acid Load (PRAL) score of -0.045 mEq/100g, classifying it as Neutral PRAL Balance.
Allergen tags for Zwieback: Eggs, Cereals containing gluten. In Wise Eating's WHO-aligned pediatric feeding database, the minimum age guideline is 8+ months with age-appropriate preparation.
Download Wise Eating: AI Food Tracker (App Store ID 6751406823) to log Zwieback by voice, barcode, photo, or search, and automatically calculate your daily 22 vitamins, 11 minerals, amino acids, and omega-3 fatty acids.