Foods high in cystine

Soy based protein powder tops the list with 0.19 g per 100 calories. Ranked from 4,715 everyday foods (not packaged products); dried spices, protein powders and regional specialties are left out.

Per 100 gPer servingPer 100 calories
All foodsBakedBeefBeveragesBreakfast CerealsCereal Grains & PastaDairy & EggFast FoodsFats & OilsFinfish & ShellfishFruits & Fruit JuicesLamb, Veal, & GameLegumes & LegumeMeals, Entrees, & Side DishesNut & SeedPorkPoultryRestaurant FoodsSausages & Luncheon MeatsSnacksSoups, Sauces, & GraviesSweetsVegetables & Vegetable
  1. 1Soy based protein powderBeverages0.19 g
  2. 2Beverages, coffee, instant, regular, powderBeverages0.057 g
  3. 3Instant decaffeinated coffee, powderBeverages0.055 g
  4. 4Beverages, coffee substitute, cereal grain beverage, powder, prepared with whole milkBeverages0.048 g
  5. 5Instant coffee, with chicoryBeverages0.041 g
  6. 6Beverages, Malted drink mix, natural, powder, prepared with whole milkBeverages0.039 g
  7. 7Beverages, Strawberry-flavor beverage mix, powder, prepared with whole milkBeverages0.032 g
  8. 8Fast food strawberry shakeBeverages0.027 g
  9. 9Beverages, Malted drink mix, chocolate, powder, prepared with whole milkBeverages0.027 g
  10. 10Vanilla shake, fast foodBeverages0.026 g
  11. 11Beverages, Carob-flavor beverage mix, powder, prepared with whole milkBeverages0.021 g
  12. 12Beverages, chocolate-flavor beverage mix, powder, prepared with whole milkBeverages0.021 g
  13. 13Chocolate syrup, prepared with whole milkBeverages0.019 g
  14. 14Beverages, Eggnog-flavor mix, powder, prepared with whole milkBeverages0.016 g
  15. 15Chocolate almond milk, ready-to-drinkBeverages0.01 g
  16. 16Peanut meal supplement drink, cannedBeverages0.01 g
  17. 17Coffee cream liqueur, 34 proofBeverages0.008 g
  18. 18Clam and tomato juice, cannedBeverages0.006 g
  19. 19Orange breakfast drink, frozen concentrateBeverages0.002 g
  20. 20Instant lemon tea, with ascorbic acidBeverages0.001 g

More rankings

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Source: USDA FoodData Central. Per serving uses each food's typical USDA portion. Daily Values are the FDA's for adults and children 4 years and older.