Tuesday, March 17, 2015

Nutrition Update

Since January 26th I’ve closely tracked my nutritional intake for 48 days; eating at home, carefully weighing portions on my digital scale, and relying on food labels for nutritional data. Excluding three days I ate at restaurants, the 48-day average, minimum, and maximum (through 3/16/15) intake for 9 nutrition factors (see table below) generally appear in line with recommendations; however, I should probably consume 400-600 more calories/day (hence the recent 10 pound weight loss). I’ve focused on increasing my protein and calcium intake while minimizing added sugar and total fat intake; I could probably stand to consume more good fat (ice cream?:) 

Measuring/weighing portions becomes a habit after awhile and I find it interesting to track the nutrients entering my body. My diet is pretty simple and I tend to eat the same meals each day; makes it easier to shop, prepare meals, and track intake. Tracking takes time, however, and makes me reluctant to eat out; all positive outcomes in my view:)



Calories (kcal/day)
Calories from Fat (g)
Total Fat (g)
Protein (g)
Added Sugar (g)
Sodium (mg)
Dietary Fiber (g)
Total Carbs (g)
Calcium (mg)
Average
1950
400
45
100
17
1393
57
302
1340
Min
1542
230
25
74
3
697
37
227
890
Max
2339
668
76
144
40
2485
88
413
2450
Recommended Values from Two Sources for Active 58 Year Old 145 pound Male 
http://fnic.nal.usda.gov/fnic/interactiveDRI/
2634
-
59-102
53
-
1300-2300
30
296-428
1000
http://nutritiondata.self.com/tools/calories-burned
2636
-
73-102
53
-
-
30
296-428
1200


Intake recommendations vary widely depending on the source; some sources provide minimum value’s, while others recommend specific values, minimums, or maximums based on nutrition calculators that consider gender, age, and weights.
Fiber: the two sources in my table recommend at least 30g but WebMD recommends a minimum of 38g/day for men.
Carbohydrates: the two sources in my table recommend 45-65% of total calorie intake as carbs; since carbs provide 4 calories/gram, the 296-428 range is derived by dividing the product by 4.

Fat: The USDA source recommends 20-35% of total calories for fat; since fat provides 9 calories/gram; the 59-102 range is derived by dividing the product by 9. The nutritiondata.self.com source recommends 25-35%.

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