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is it bad to *eat* before bed

Okay, let’s dive straight into it – is it really so bad to have a little snack before heading to bed? We’ve all been there: it's 10:30pm, you’re half-watching Netflix, half-scrolling mindlessly through TikTok, and before you know it you're rummaging through the kitchen to find a snack like your life depends on it.

It happens to the best of us, but is late-night munching actually a cause for concern – or is it just another one of those things we’ve constantly been told is “unhealthy”?

Let’s dig in.

the bad rep of late-night snacking

Safe to say that eating before bed has gotten a pretty bad rap over the years. It sparks debate but in general most people don’t have anything good to say about it. The majority reckon it leads to weight gain, ruins digestion, messes up your sleep, and essentially turns you into some sort of anti-nutrition monster.

But is that really how it works? Well, it depends – same as with most things in life, really.

the weight gain myth (sort of)

Quite possibly one of the biggest fears people have about eating late at night is that it’ll automatically cause them to pile on the pounds. The kicker is: your body doesn’t suddenly forget entirely how to digest food as soon as the clock strikes 8pm. Calories are still calories and they add up, no matter when you eat them.

The reason late-night eating can lead to weight gain isn't necessarily a case of bedtime metabolism shutdown. It’s more about the things that you’re eating, how much and why. If you’ve already had dinner and regularly find yourself polishing off a family-sized bag of crisps out of boredom, then it’s likely the case that you’ve just consumed a bunch of extra calories your body probably didn’t need.

Also, let’s be honest, we think it’s safe to say the majority of us aren’t raiding the fridge at 11pm looking for a handful of almonds or a kale salad. Late-night snacks tend to be a bit more… indulgent and luxurious. Maybe your late night pleasure is some chocolate, a big bag of crisps, that little bit of leftover takeaway, or a bowl of cereal the size of your head.

So no, eating at night doesn’t magically make you gain weight – but mindless eating might, especially if it’s something you find yourself doing regularly.

sleep and digestion: friends or foes?

Another reason people say eating late is a no-no is that it has the ability to mess with your sleep. And yeah we have to admit, there is a bit of truth to this.

Naturally, when you eat, your digestive system fires itself up. So if you choose to have a heavy meal right before bed, your body’s still busy breaking it down and processing it right when you’re trying to nod off. This can often lead to bloating, acid reflux or heartburn, and just a general feeling of ickiness and discomfort. It’s not exactly the ideal recipe for a restful night's sleep.

The ones you really have to watch out for are spicy or greasy foods before bed – you’re basically asking for heartburn to haunt you all night long in your dreams. Alcohol and caffeine are also two more sneaky culprits. Even things like dark chocolate can contain a little bit of caffeine that might keep you wired longer than you’d like.

Realistically, a small, light snack – like a banana, a bit of toast, or a yoghurt – probably won’t do you any harm and might even help if you’re one of those people who tend to wake up hungry in the middle of the night.

blood sugar balancing act

For some people, particularly those with diabetes or blood sugar issues, eating before bed might actually prove to be helpful (1). A little bedtime snack can help work to keep your blood sugar stable overnight, preventing those annoying dips that leave you feeling groggy, shaky or just a little bit out of it in the morning.

The best trick is to pair some carbs with a bit of protein or fat. Something like a small apple with a dollop of peanut butter, or a few wholegrain crackers with some cheese. Not exactly gourmet, but it does the job.

what about muscle gains, bro?

If you're into your fitness and lifting weights, you might’ve heard that eating protein before bed can help with muscle repair and growth overnight (2). There’s actually something to that.

Your body does a lot of internal repair work while you’re asleep, including rebuilding muscle after exercise. A slow-digesting protein like casein (found in dairy) might in fact help to feed your muscles overnight. So a little bit of cottage cheese or a small protein shake before bed might be part of a solid routine – assuming you’re also, y’know, actually working out.

emotional eating and the netflix trap

I think it’s important for us to have a quick chat about habits. A lot of us eat before bed not because we actually feel hungry, but because it’s become part of our wind-down ritual. You’ve got the TV on, maybe a glass of wine, and you inherently reach for a big bag of doritos or maltesers. It’s comforting for your brain. It's an established routine. And that’s not necessarily a bad thing – until it becomes something you need just to relax and unwind.

If you notice you’re snacking every night without really wanting to, it might be worth asking yourself if you really are hungry – or if you’re actually just bored, tired, stressed, or delaying going to bed. (Guilty.) Maybe next time you don’t really think you are hungry, just bite the bullet and hop into bed instead. You’ll save on the unnecessary calories and you’ll probably get a better night's sleep. Win-win. 

so… should you eat before bed?

Here’s the bottom line:

  • If you’re genuinely hungry before bed, it’s okay to eat something. Going to bed hungry can make sleep worse for some people.
  • Try to keep it light and avoid greasy, spicy, or sugary foods. It’ll save you from that unwanted heartburn at midnight.
  • Mind the portion sizes – you don’t need a three-course meal, especially if you’ve already had your tea.
  • If you’re eating late out of habit or emotion, check in with yourself. Work to try and establish another way to wind down.
  • And if you’ve smashed a whole pizza at 11pm… don’t beat yourself up. One occasion isn’t going to ruin your health or your waistline, just try not to let it become routine.

some decent bedtime snack ideas (if you really must)

If you’re really feeling hungry at night, try one of these lighter options:

  • A banana (natural source of magnesium, might help you relax)
  • A slice of toast with nut butter
  • Greek yoghurt with a few berries
  • A boiled egg (not everyone’s idea of a treat, but protein-packed)
  • A small bowl of porridge or Weetabix with milk

You just want to opt for something that’s not too high in sugar or fat, with a bit of protein or complex carbs to keep you satisfied all night long.

final thoughts

Eating before bed isn’t the end of the world and you don’t need to beat yourself up if it’s a habit you’ve fallen into. It’s not automatically “bad” – it’s just one part of the bigger picture. If it helps you sleep, stops you waking up starving, or fits your lifestyle, then go for it. If it doesn’t, then try to change things over time and see how you feel.

Just be careful not to turn it into an all-you-can-eat buffet every night. Try to create better habits and not scoff your snacks mindlessly while watching telly – that’s when it’s really easy to go overboard without even realising.

At the end of the day, food should work with your life, not make you feel guilty or stressed.

So yeah – have the biscuit if you need a nibble before bed. Just maybe not the whole packet. Until next time, eve Sleep.

sources:

  1. https://www.mayoclinic.org/diseases-conditions/diabetes/expert-answers/diabetes/faq-20058372
  2. https://pmc.ncbi.nlm.nih.gov/articles/PMC6415027/