Linking vitamin B1 with cancer cell metabolism

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

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

^*Values obtained from United States Department of Agriculture (USDA).
^**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].

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