is this true when burning grams of macronutrients?

chicmuscle

New member
i read somewhere it might have been here, that it takes 16 calories to burn 1 gram protein and 1 gram fat, and 34 calories to burn 1 gram carbs?

thats been on my mind and it doesnt sound right.

if someone knows can you throw me a nutrition link that states that or something? id love that

chichy
 
Does not compute.

What are you trying to say? All nutrients are hypocaloric?


I'll just throw this out there:

1g of Fat = 9 Cal
1g of Protein = 4 cal
1g of Carbs = 4 Cal

You probably already know this, but I can't tell for the life of me what the hell this thread is about.
 
you make me laugh. okay, i was reading some where about how much energy you have to exert before you burn 1 gram prot, carb, and fat. this particular individual said that you have to expend about 16 calories to burn one gram prot and fat. and you have to expend about 34 calories to burn 1 gram carb. to me i think this persons numbers are off. i just wanted to confirm what this person was saying. is this better?

chichy
 
chicmuscle said:
you make me laugh. okay, i was reading some where about how much energy you have to exert before you burn 1 gram prot, carb, and fat. this particular individual said that you have to expend about 16 calories to burn one gram prot and fat. and you have to expend about 34 calories to burn 1 gram carb. to me i think this persons numbers are off. i just wanted to confirm what this person was saying. is this better?

chichy

That's way off. If that were true we'd all be dead because no one could derive any energy from their food.

It might be more like half a calorie for a gram of meat protein. Carbs are very easy to digest.
 
Frosty said:
That's way off. If that were true we'd all be dead because no one could derive any energy from their food.

It might be more like half a calorie for a gram of meat protein. Carbs are very easy to digest.


Now I could be wrong, but I think she is asking how much energy do you have to expend ( thru excercise ) to burn off calories from protein, carbs, and fats.
 
StoneColdNTO said:
Now I could be wrong, but I think she is asking how much energy do you have to expend ( thru excercise ) to burn off calories from protein, carbs, and fats.

I don't think that would make sense, either, definitely not for the carbs. You'd have to burn off over 8g of carb's worth of energy to use burn off 1g of carb during exercise? Same goes with fat. They body is not that inefficient.
 
StoneColdNTO said:
Now I could be wrong, but I think she is asking how much energy do you have to expend ( thru excercise ) to burn off calories from protein, carbs, and fats.

yeap, thats what im asking :). thank you SCNTO

chichy
 
Frosty said:
I don't think that would make sense, either, definitely not for the carbs. You'd have to burn off over 8g of carb's worth of energy to use burn off 1g of carb during exercise? Same goes with fat. They body is not that inefficient.

i dont either. so thats why im asking because i cant find anything about it.

chichy
 
Like I said, 1 gram of protein gives you 4 calories of energy. You need to do ~4 cals worth of work to burn it off.
 
Oh, and keep in mind there is 4,082 calories in a pound of fat, not the commonly mentioned 3500 calories. I think that's just a rounded number so you could say "cut 500 calories a day" instead of "cut 583 calories a day."
 
Frosty said:
Oh, and keep in mind there is 4,082 calories in a pound of fat, not the commonly mentioned 3500 calories. I think that's just a rounded number so you could say "cut 500 calories a day" instead of "cut 583 calories a day."

then why not round up? cut 600 calories, well any ways that makes more sence. thanks for clearing that up.



chichy
 
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