Spinach, Mature — USDA FoodData Central nutrition facts (per 100g)

| Nutrient | Amount per 100g |
| --- | --- |
| Ash | 1.42 g |
| Biotin | 4.25 µg |
| Calcium, Ca | 66.6 mg |
| Carbohydrate, by difference | 2.64 g |
| Carotene, alpha | 0 µg |
| Carotene, beta | 3670 µg |
| Carotene, gamma | 0 µg |
| cis-Lutein/Zeaxanthin | 0 µg |
| Copper, Cu | 0.079 mg |
| Cryptoxanthin, alpha | 0 µg |
| Cryptoxanthin, beta | 10 µg |
| Energy | 27.6 kcal |
| Energy (Atwater General Factors) | 27.6 kcal |
| Energy (Atwater Specific Factors) | 21.6 kcal |
| Fiber, total dietary | 1.59 g |
| Folate, total | 113 µg |
| Iodine, I | 6.09 µg |
| Iron, Fe | 1.05 mg |
| Lutein | 7450 µg |
| Lutein + zeaxanthin | 7920 µg |
| Lycopene | 0 µg |
| Magnesium, Mg | 93 mg |
| Manganese, Mn | 0.426 mg |
| Niacin | 0.51 mg |
| Nitrogen | 0.465 g |
| Phosphorus, P | 40.6 mg |
| Potassium, K | 460 mg |
| Protein | 2.91 g |
| Riboflavin | 0.192 mg |
| Selenium, Se | 0 µg |
| Sodium, Na | 107 mg |
| Thiamin | 0.076 mg |
| Total lipid (fat) | 0.604 g |
| Vitamin A, RAE | 306 µg |
| Vitamin B-6 | 0.214 mg |
| Vitamin C, total ascorbic acid | 30.3 mg |
| Water | 92.4 g |
| Zeaxanthin | 466 µg |
| Zinc, Zn | 0.423 mg |

Values are raw as published by USDA at the 100g basis — not rounded per 21 CFR 101.9(c) label-declaration rules, and 100g is USDA's publication basis, not a serving size any US nutrition label declares against.

Source: USDA FoodData Central, FDC ID 1999633, usda_ff (released 2026-04-30). https://bettermenu.live/tools/ingredient-search/us/foods/spinach-mature-1999633/