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Table 1 Amount and percent daily value (DV) of thiamine found in food and supplements

From: Linking vitamin B1 with cancer cell metabolism

Dietary source Thiamine (mg) % DV**
Natural *   
   Pork, fresh (3 oz) 0.6 40
   Fish (1/2 fillet) 0.3 20
   Black beans (1 cup) 0.4 27
   Lima beans (1 cup) 0.3 20
   Potatoes (1 cup) 0.3 20
   Okra (1 cup) 0.2 13
   Chicken (1 cup) 0.2 13
   Peas (1 cup) 0.2 13
   Sunflower seeds (1 cup) 0.7 47
   Pistachios (1 oz) 0.2 13
   Pecans 0.2 13
Fortified *   
   General Mills, total raisin bran (1 cup) 1.6 107
   General Mills, total corn flakes (1.3 cups) 1.5 100
   Breadcrumbs (1 cup) 1.2 80
   White rice (1 cup) 1.1 73
   Submarine sandwich, with cold cuts (6" sandwich) 1.0 67
   Cornmeal (1 cup) 0.9 60
Supplements   
   Centrum   
     Adult 1.5 100
     Child (≥4 yrs) 1.5 100
   One A Day   
     Women’s 50+ 4.5 300
     Women 1.5 100
     Girl Teen 2.3 153
     Men’s 50+ 4.5 300
     Men 1.2 80
   Solaray   
     Boy Teen 3.8 250
     B Complex 7.5 500
   Nature’s Way   
     Vitamin B1 100 6,667
   Nature Made   
     Vegan B Complex 25 1,667
     B Complex 15 1,000
  1. *Values obtained from United States Department of Agriculture (USDA).
  2. **The % DV is the percentage of the recommended daily intake (RDI) that each food/supplement contains. The RDI (1–1.5 mg) is determined based on the estimated average requirement of thiamine in that only a small percentage (approximately 2 to 3%) of individuals may experience deficiency [2].