The Food Lab: Better Home Cooking Through Science

Kombu (giant sea

kelp)

22,000

mg/100g

Parmigiano-

Reggiano

12,000

Bonito 2,850

Sardines/Anchovies 2,800

Tomato Juice 2,600

Tomatoes 1,400

Pork 1,220

Beef 1,070

Chicken 760

Mushrooms 670