Last updated: August 2026

How long food takes to digest depends on what you’ve eaten. Water passes through the stomach in minutes; high-fat foods like ice cream can take 4-5 hours. Understanding digestion times can help explain why you feel bloated after certain meals – and whether what you’re feeling is digestive bloating, water retention, or something else entirely.

How long does ice cream take to digest?

Ice cream is a combination of fat, sugar and dairy – three components that each affect digestion differently. Fat is the slowest macronutrient to digest, typically taking 4-5 hours to pass through the stomach. Dairy can also slow things down, particularly for people with lactose sensitivity. Sugar, on the other hand, is processed relatively quickly.

As a result, ice cream typically takes around 4-5 hours to fully leave the stomach, though this varies depending on the quantity eaten and the fat content of the product. A small scoop of low-fat ice cream will digest faster than a rich, high-fat variety. Eating ice cream on an empty stomach speeds up digestion; eating it after a large meal slows it down considerably.

If you notice bloating after eating ice cream, it may be a sign of lactose sensitivity rather than simply slow digestion – the two can feel similar but have different causes.

Am I bloated or is it fat?

The key difference is timing and location. Bloating tends to come and go – you may feel noticeably more swollen after eating and better the next morning. Fat accumulation changes your body shape gradually and consistently. If your stomach looks significantly different at the end of the day compared to first thing in the morning, that’s far more likely to be bloating than fat. Fat doesn’t accumulate or disappear within hours.

There are four clues that can help you tell the difference:

• Does your tummy feel hard to touch?
• Is the swelling confined to one area?
• Does the distended look come and go throughout the day?
• Is your tummy tender or sore to touch?

If you answered yes to any of these, you’re likely experiencing bloating rather than fat – which can be caused by digestion issues, food intolerances or water retention – find out more about foods that cause water retention. The good news is that all of these are manageable. 

Not sure if what you’re feeling is bloating or fluid retention? See our guide to fat or fluid retention.”

What is digestion?

Put simply, digestion is the process by which food is broken down into nutrients – the body’s ‘building blocks’. Digestion is an essential process as it allows nutrients to be absorbed into the bloodstream.

The digestive system is made up of five main parts:

• The mouth – where food is chewed into a ball-like mixture called ‘bolus’
• The oesophagus – the muscular tube that food enters when it’s swallowed to get to the stomach
• The stomach – where stomach acid breaks down food
• The small intestine – where enzymes break food into nutrients so they can be used by the body
• The large intestine – where excess water and any unwanted nutrients are converted to waste, ready to be expelled by the body

Every body is different

All sorts of factors affect how quickly we digest food. These include our physical health, metabolic rate, age and even gender.

Food intolerances and digestive issues like Celiac disease, Irritable Bowel Syndrome and lactose intolerance can also affect both bowel transit time and digestion time.

If you suffer from digestive issues, understanding digestion rates can help you to make informed choices about which foods to steer clear of to avoid bloating.

Bowel transit time versus digestion time

When people talk about digestion rates, this can refer to two different things.

Sometimes it’s used to describe the time between food entering your mouth and leaving your body as waste: this is your ‘bowel transit time’.

In general, bowel transit takes 24 to 72 hours. For some people though, it can take up to five days. Of course, bowel transit time is heavily affected by what types of food you’ve eaten and in what quantities, as well as how you’re made.

More commonly, digestion time refers to the rate at which food passes through your stomach, sometimes referred to as ‘gastric emptying’ and this is the time we’re referring to in this article.

If you frequently suffer from diarrhoea, you will probably want to slow down digestion time to give your gut more solid foods to work with.

However, if your digestive system is sluggish, or if you spend a lot of the day sitting and don’t move around much, it is better to choose foods that your body can process quickly.

The key is to find which type of foods are right to help reduce bloating for your body.

The digestion times below are the approximate times that it takes for food to move through the mouth, oesophagus and stomach, and reach the small intestine.

Approximate digestion times by food type:

• Water: under 20 minutes
• Fruit juices (no pulp): under 20 minutes
• Smoothies and blended soups: 20-30 minutes
• Raw salad leaves and cucumber: 20-30 minutes
• Most fruits: 40-60 minutes
• Eggs: 45 minutes
• Fish: 45–60 minutes
• Cooked and root vegetables: 50 minutes
• Starchy carbohydrates: 60 minutes
• Peas and beans: 90 minutes
• Dairy and soft cheese: 90-120 minutes
• Chicken: 90-120 minutes
• Nuts and seeds: 1.5-2 hours
• Red meat: 3-4 hours
• Hard cheese: up to 4 hours
• Ice cream: 4-5 hours
• Pork: 4-5 hours
• High-fat processed foods:  5+ hours

Water: 0 minutes

Water takes next to no time to pass through an empty stomach, which is why many dieticians recommend starting your day with a big glass of water to flush out your digestive system. Drinking plenty of water is essential if you want to reduce either bloating or fat around the abdomen as it helps flush out toxins.

Juice: 15 – 20 minutes

Fruit and vegetable juices that have been extracted from the fibrous pulp pass through your stomach in record time – less than 20 minutes.

Soups and smoothies: 20 – 30 minutes

Soups and smoothies which have not had the fibre removed reach your small intestine in 20  – 30 minutes.

Watery vegetables: 20 – 30 minutes

Vegetables with a high water content like cucumber and salad leaves travel through your stomach extremely rapidly. In 20 – 30 minutes they’ll be sitting in your small intestine.

Most fruit: 40 minutes

Fruit like apples and bananas which have a little more texture to them take around 40 minutes to transit through the first three parts of your digestive tract.

Eggs: 45 minutes

Eggs pass through the stomach relatively quickly. They’ll have reached your small intestine within around 45 minutes.

Fish: 45 – 60 minutes

Fish spends far less time in the stomach than meat. It travels from mouth to small intestine in 45 – 60 minutes.

Steamed, cooked and root vegetables: 50 minutes

Cooking vegetables makes them easier to digest. Within 50 minutes, they’ll have passed through your stomach. The same goes for root veg like carrots.

Starchy carbohydrates: 60 minutes

Starchy carbohydrates like potatoes, sweet potatoes and squash are digested more slowly. It can take up to an hour for these to leave the stomach.

Peas and beans: 90 minutes

Bringing up the tail for the vegetables, peas and beans should reach your small intestine in around 90 minutes.

Dairy and soft cheese: 90 – 120 minutes

Soft cheeses like feta and ricotta, as well as other dairy products like milk and chocolate, take somewhere between 90–120 minutes to make their way through your stomach.

Chicken: 90 – 120 minutes

Of the meats, chicken passes through the stomach most quickly – in 90 – 120 minutes. In under 2 hours, it will have reached your small intestine.

Seeds: up to 2 hours

Seeds should wind up in your stomach around 2 hours after you eat them.

Nuts: 1.5 – 2 hours

High in protein, nuts take 1.5 – 2 hours to transit through the stomach.

Red meat: 3 – 4  hours

Red meats like lamb and beef spend 3 to 4 hours in your stomach.

Hard cheese: up to 4 hours

Like a bit of Cheddar, Parmesan or manchego? Hard cheeses like these sit in the stomach for up to 4 hours.

Pork: 4 – 5 hours

One of the slowest foods to digest, pork, takes a staggering 4 to 5 hours to make it through to the small intestine.

Why we need balance to avoid bloating or fat

Eating too many foods which are quick to digest can cause you to put on weight as they pass through so rapidly that they quickly leave you feeling hungry again and mean you’re more likely to overeat.

At the other end of the spectrum, slow-digesting foods make your digestive system work extra hard, putting your body under a lot of pressure and potentially leading to discomfort, indigestion and bloating.

Beating bloating with herbal medicine

If you want to help keep your digestion on track, using a herbal medicine could help reduce bloating, particularly if you feel that you’ve over-indulged.

HRI Milk Thistle™ is a herbal medicine that comes in tablet form and can be taken daily to support a healthy digestive system, or used to relieve uncomfortable symptoms like indigestion or bloating after a heavy meal or when you can’t move around to aid your digestion.

Bloating can also be exacerbated by fluid retention, which in women, in particular, tends to be most noticeable around the tummy area. If you aren’t sure whether your tummy is distended due to fluid retention bloating or fat, you can find out more in our helpful article How to stop water retention.

Join our HRI Facebook Community and get more ideas and tips on natural ways to reduce bloating and support your health.