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Nutrition & Training · Protein & intake · continued

Protein density versus volume when you cannot eat much posts 31–60

This is a continuation of a long topic, addressed by post number rather than by page. Start at post 1.

GP
g.pemberton_ukTL3Regional · UK28 Jan 2025#31

Timing of protein: spreading protein intake across the day, with some at each meal, is more practical than trying to hit the whole target at one sitting on suppressed appetite.

The short answer was in the first line; everything after is the working.

0 likes 18mo
HF
h.friskTL228 Jan 2025 · edited#32

Building on post #29 rather than restating it.

Density matters more than quantity when total intake is limited. The same protein in a smaller volume is the whole game.

0 likes 18mo
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dexa_twice_yearlyTL329 Jan 2025#33
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i.balogunTL229 Jan 2025#34

The practical problem is that appetite suppression makes hitting a target genuinely hard, and "eat more protein" ignores the actual constraint.

One case, stated as one case.

9 likes 18mo
RM
r.mcalisterTL3Regular29 Jan 2025#35

Where I part company with post #34, and it is a narrow parting.

What tends to work is front-loading the day, prioritising density over volume, and treating it as a solvable problem rather than an inconvenience.

0 likes 18mo
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a.iyerTL229 Jan 2025#36
r.serrano, post #24: An update on my earlier protein density versus volume post: the pattern held for another six weeks and then stopped, which I did not predict and cannot explain. Go to post

Post #34 is the version of this I will quote in future. One addition.

I would be cautious about generalising from the protein density versus volume example above. It is a good example. It is one example.

29 likes in reply to #24 18mo
FD
f.demirTL2Regular29 Jan 2025#37

Liquid versus solid: protein in liquid form (shakes) is easier to consume in volume but might not be as satiating as solid food. Using both together can help.

Anyone with a larger sample, please post it.

14 likes 18mo
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m.steinerTL230 Jan 2025#38

Fibre and fluid tend to fall alongside protein when intake drops, and the constipation reported here follows from that as much as from the mechanism.

I have seen it go both ways, which is why I hedge.

5 likes 18mo
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bias_varianceTL4Biostatistician30 Jan 2025 · edited#39

I had written a reply contradicting post #37 and deleted it. Here is what survived.

Reframing protein density versus volume slightly, because I think the disagreement is about the question rather than the answer. If the question is "does it happen", yes. If it is "how often", nobody here knows.

5 likes 18mo
SO
s.ostergaardTL230 Jan 2025#40
g.pemberton_uk, post #31: Timing of protein: spreading protein intake across the day, with some at each meal, is more practical than trying to hit the whole target at one sitting on suppressed appetite. The short answer was in the first line; everything after is the working. Go to post

Protein targets during weight loss: the standard recommendation is 1.6 to 2.2 grams per kilogram of body weight. Individual requirements vary but that range is a reasonable starting point.

Someone should write this up properly, and it should probably not be me.

0 likes in reply to #31 18mo
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p.krastevTL230 Jan 2025#41

Adequate protein during a substantial deficit is the part of this conversation that gets least attention and probably deserves most.

Where I would look next, rather than where I would stop.

0 likes 18mo
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isotonic_sheetTL3Regular30 Jan 2025#42
cohort_drift, post #5: The useful distinction on protein density versus volume is between what was measured and what was inferred from it. Both end up in the same sentence and only one of them has error bars. Go to post

Meeting protein targets on suppressed appetite: this is where the practical difficulty lies. Eating more protein when appetite is suppressed is genuinely hard. Front-loading the day, prioritising density over volume, and accepting this is a problem worth solving all help.

2 likes in reply to #5 18mo
FD
f.danquahTL231 Jan 2025#43
m.kjaer, post #19: On post #15 — agreed on the reasoning, with one qualification. Meeting protein targets on suppressed appetite: this is where the practical difficulty lies. Eating more protein when appetite is suppressed is genuinely hard. Front-loading the day, prioritising density over volume, and accepting this is a problem worth solving all help. Go to post

Protein density versus volume is a question about a distribution, not about a value, and treating it as a value is what produces the confident wrong answers.

13 likes in reply to #19 18mo
RV
r.venkatesanTL3Wiki editor31 Jan 2025#44

Coming back to post #40, because the follow-up matters more than the original answer.

Micronutrient adequacy becomes a real question at very low total intake and is much less discussed than protein.

It is the kind of thing that is obvious once and never again.

27 likes 18mo
AP
au.pereiraTL231 Jan 2025#45

Adding the measurement that post #42 says would settle it.

Where intake has fallen a long way, protein is usually the first thing to fall because it is the least appealing macronutrient when appetite is reduced.

That is the honest state of it as of this week.

0 likes 18mo
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maintenance_modeTL3Regular31 Jan 2025#46
au.pereira, post #45: Adding the measurement that post #42 says would settle it. Where intake has fallen a long way, protein is usually the first thing to fall because it is the least appealing macronutrient when appetite is reduced. That is the honest state of it as of this week. Go to post

Liquid sources are tolerated better than solid ones by many people here, and that is a practical observation rather than a nutritional principle.

I checked the source rather than the summary, and they differ.

4 likes in reply to #45 18mo
AI
a.ilungaTL231 Jan 2025#47

Fine by me. I had wanted a stronger conclusion and there is not one available.

19 likes 18mo
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logbook_erinTL3Regular31 Jan 2025 · edited#48

Protein sources: animal sources (meat, fish, eggs, dairy) are denser and easier to hit targets with. Plant sources require higher volume. Neither is nutritionally superior; volume and personal preference matter.

0 likes 18mo
TM
t.marchettiTL21 Feb 2025#49

If someone has run protein density versus volume properly I would rather read that than my own reconstruction of it. Posting mine only because the thread has gone quiet.

2 likes 18mo
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BDraganovTL2Member1 Feb 2025#50

Post #48 and I disagree about the size of the effect, not about the direction.

Renal considerations around higher protein intake apply to people with existing renal impairment and are frequently generalised beyond that population.

Marking that as an opinion rather than a finding.

8 likes 18mo
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a.petrovTL21 Feb 2025 · edited#51

Published guidance on protein during weight loss is reasonably consistent and is easy to find, which makes this one of the better-evidenced practical questions here.

22 likes 18mo
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e.mikkelsenTL2Member1 Feb 2025#52

Leucine and MPS: leucine stimulates muscle protein synthesis at a threshold of roughly 2 to 3 grams per meal. That influences how much protein per meal matters, but total daily protein still matters most.

I would rather post the uncertainty than round it away.

10 likes 18mo
EK
e.krastevTL21 Feb 2025#53
s.diallo, post #11: Nobody has said the unglamorous part of protein density versus volume yet, so: most of the variation is explained by things that are boring to write about and easy to check. Go to post

I read post #51 twice before replying, because I had assumed the opposite.

My understanding of protein density versus volume is a few years old and may have been superseded. If it has been, I would genuinely like to know rather than keep repeating it.

1 like in reply to #11 18mo
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s.poulsenTL3Regular2 Feb 2025#54
e.mikkelsen, post #52: Leucine and MPS: leucine stimulates muscle protein synthesis at a threshold of roughly 2 to 3 grams per meal. That influences how much protein per meal matters, but total daily protein still matters most. I would rather post the uncertainty than round it away. Go to post

Post #51 answers the question as asked. The question underneath it is different.

Eating anything at all: on substantial appetite suppression, eating enough total calories to maintain lean mass is the priority. Protein comes second to total intake.

None of the above is medical advice and I am not qualified to give any.

0 likes in reply to #52 18mo
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i.rasmussenTL22 Feb 2025#55

Liquid versus solid: protein in liquid form (shakes) is easier to consume in volume but might not be as satiating as solid food. Using both together can help.

If the premise is wrong, everything after it is decoration.

16 likes 18mo
NT
n.torrenceTL3Regular2 Feb 2025#56

This follows post #55 rather than contradicting it.

Fibre and fluid tend to fall alongside protein when intake drops, and the constipation reported here follows from that as much as from the mechanism.

Correct me on the arithmetic if it is wrong; I would rather know.

6 likes 18mo
SA
s.achebeTL22 Feb 2025#57

This settles it for me, at least until somebody posts a reason it should not.

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VThorvaldsenTL32 Feb 2025#58
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a.amankwahTL22 Feb 2025#59

Where I part company with post #55, and it is a narrow parting.

Temperature and texture change what is tolerable for a lot of people during the first weeks, and that is worth experimenting with before concluding nothing works.

Adding it in case it saves somebody the afternoon it cost me.

10 likes 18mo
RM
r.marsdenTL3Regular3 Feb 2025 · edited#60
r.venkatesan, post #44: Coming back to post #40, because the follow-up matters more than the original answer. Micronutrient adequacy becomes a real question at very low total intake and is much less discussed than protein. It is the kind of thing that is obvious once and never again. Go to post

I have three months of notes on protein density versus volume and the honest summary is that the trend is real and the week-to-week numbers are noise. I nearly drew the opposite conclusion from the first fortnight.

3 likes in reply to #44 18mo