Nobody likes talking about this one, so let’s just get into it: if fat loss has stalled and you’re still having a few drinks most weeks, alcohol is probably a bigger factor than the food on your plate.
Here’s what’s actually happening — not the scare-tactic version, the real one.
The Calories Add Up Faster Than You Think
Alcohol has about 7 calories per gram — almost as much as fat, and more than double protein or carbs. A standard beer is roughly 155 calories, a glass of wine around 125, and that’s before you add a sugary mixer, which can easily double it. What actually matters here isn’t which drink you choose — it’s how much and how often. Swapping beer for spirits doesn’t fix the problem if the total volume stays the same; the bigger issue is that a drink rarely replaces food in your day, it just gets added on top of whatever you’d normally eat anyway.
Your Body Burns Alcohol First — At the Expense of Fat
Here’s the part most people don’t know: your body treats alcohol as a priority fuel it needs to clear out, so it puts fat-burning on hold until that’s done. Alcohol itself doesn’t convert to body fat easily, but while your system’s busy processing it, any fat you’ve eaten that night is far more likely to get stored instead of burned. So it’s less “alcohol turns into fat” and more “alcohol pauses fat loss for the night — and whatever you ate with it fills the gap.”
The Sneaky Part: Sleep and Decision-Making
Even a moderate amount of alcohol can disrupt REM sleep, and regular drinking tends to make sleep quality worse over time — which matters, because poor sleep is its own drag on fat loss and recovery. On top of that, alcohol lowers your inhibitions around food. A few drinks turning into “screw it” food choices for the rest of the night isn’t a lack of willpower — it’s one of the most common patterns I see with clients, and it’s almost always the drinking that opens the door, not the other way around.
What It Means for Training and Recovery
If you train seriously, this one matters too, and it’s the part people underestimate the most. Heavier drinking has been shown to meaningfully reduce muscle protein synthesis — your body’s ability to actually repair and build muscle after a session — and that effect doesn’t just cost you the next morning. It can drag your training quality and recovery down for a day or two afterward, not just the hangover day itself. If you’re in your 40s or beyond, I see this hit harder and take longer to bounce back from than it does for someone younger.
A Straight-Talking Take
My actual approach with clients is simple: alcohol isn’t banned, it gets tracked like anything else you put in your body. If it fits your numbers and your goal is still moving, that’s your call to make. What I won’t do is pretend it’s not there.
And here’s the bit I’ll say plainly: a lot of clients treat drinking during the week like a dirty secret. They don’t mention it, like I was born yesterday and wouldn’t know what a few drinks after work actually does. But if you genuinely want to get healthy and get results, you need to know the real number — most people are completely oblivious to how many calories are actually sitting in each glass they’re drinking. You can’t manage what you won’t even look at.
I’d also push back on the usual “everything in moderation” line you hear everywhere. It sounds reasonable, but it’s vague enough that it lets people avoid ever being honest with themselves about how much they’re actually drinking. Track it, don’t hide from it, and you’ll know exactly where you stand.
Ready to Get Honest About What’s Actually Holding You Back?
If you’re in Maroubra and want a straight answer on where alcohol actually fits in your plan — no judgment, just the real numbers — connect with me today.
Related reading: 5 summer fitness tips from a Maroubra personal trainer.