Skipping Lunch to Save Calories? Why It Can Backfire by Evening

ou might think eating less during the day will help manage your weight. But what happens when your body reaches the evening without enough nourishment?

It's half past one, and you've barely looked up from your laptop. The morning disappeared into meetings, a telephone call took longer than expected and the sandwich you planned to make is still just an idea. You glance at the clock, consider getting something to eat and decide you'll manage until dinner. After all, you're trying to lose a few pounds, so missing lunch might even help.

By four o'clock, you're reaching for another coffee. You feel a little tired, perhaps slightly irritable, but there's still plenty to do before you can finish for the day. When you finally arrive home, you open the fridge while deciding what to cook and find yourself eating a little cheese, a few crackers and whatever else happens to be within reach. Dinner is still an hour away, and suddenly everything looks appealing.

Does that sound familiar?

For many women in midlife, skipping lunch happens for two very different reasons. Sometimes life simply gets in the way, and a busy day leaves little opportunity to eat. On other occasions, it is a deliberate decision, often made with the belief that eating fewer calories earlier will help control weight.

But there is something worth considering. Could the meal you're missing at lunchtime be making the second half of your day more difficult than it needs to be?

This isn't about insisting that everyone must eat three meals at fixed times. It's about understanding what happens when we repeatedly ignore hunger, eat too little or expect ourselves to remain energetic and focused without giving our bodies enough nourishment.

When did lunch become something we could do without?

There was a time when lunch meant stopping what you were doing, sitting down and having something to eat. Perhaps it was a sandwich with a colleague, leftovers from the previous evening or something simple prepared at home. It wasn't necessarily elaborate, but it was a recognised part of the day.

Today, lunch can become surprisingly negotiable. A meeting overruns, somebody needs collecting, the phone rings or you decide to finish one more task before taking a break. Before you know it, the afternoon has arrived, and eating has slipped to the bottom of the list.

For women working from home, the irony is that the kitchen may be only a few steps away. Yet having food nearby doesn't guarantee that you'll make time for a proper meal. You might prepare something for everybody else, grab a few mouthfuls while standing at the counter and return to your responsibilities without giving your own lunch much thought.

Then there are women who deliberately eat less because their bodies have changed during midlife. Perhaps their clothes fit differently, the scales have gradually crept upwards or they feel frustrated that familiar approaches to weight management no longer seem to work. Skipping lunch can appear to be an easy way to reduce overall food intake without having to change dinner.

The intention is understandable. But if that decision leaves you distracted by hunger, struggling with energy or eating in a way that feels unsatisfying later, it's worth questioning whether the approach is genuinely helping.

What does science tell us about skipping meals?

It is tempting to assume that missing lunch will automatically make us eat everything in sight by dinnertime. The science, however, tells a more interesting and nuanced story.

A study published in Public Health Nutrition examined dietary information from 23,488 adults participating in the United States National Health and Nutrition Examination Survey between 2007 and 2016. Researchers investigated how skipping meals was associated with food intake later in the day and with overall dietary quality.

They found that skipping meals was associated with greater energy intake at subsequent meals, including dinner after lunch was missed. However, that increase did not generally make up for all the energy omitted earlier in the day. People who skipped meals tended to consume less energy overall on those days, but their dietary quality was also lower.

This is an important distinction. Skipping lunch does not necessarily lead to a greater total calorie intake, and it would be misleading to claim that your body automatically compensates for every missed meal. What the research highlights is that eating less is not the same thing as eating well.

The study also identified reductions in several dietary quality measures when lunch was skipped, including contributions from vegetables, whole grains and some protein-rich foods. These findings were observational, meaning they cannot establish that missing lunch directly caused all the differences recorded.

You can explore the research here: The Effects of Skipping a Meal on Daily Energy Intake and Diet Quality.

For women in midlife, the implications go beyond the number on the scales. We need adequate nourishment to support our muscles, bones, energy and general health. A meal that repeatedly disappears from the day may also represent a missed opportunity to obtain valuable nutrients.

Why hunger can feel different after a long afternoon without food

Your body has sophisticated systems for regulating hunger and fullness. Signals from the digestive system, hormones, the brain and your recent food intake all contribute to the experience of appetite. These mechanisms are influenced by many factors, including sleep, stress, individual physiology and the composition of your meals.

If you have eaten breakfast at seven and nothing substantial since, it would hardly be surprising to feel hungry by late afternoon. That hunger may develop gradually, or you might become so occupied with work that you notice it only when you finally stop. Some women describe becoming tired, distracted or unusually impatient when they haven't eaten for several hours.

By the time dinner approaches, you may feel ready to eat immediately rather than spend another forty minutes preparing a meal. A few crackers while cooking, a slice of toast or some cheese straight from the fridge may become particularly appealing. This does not mean you've lost control or developed an emotional eating problem.

You may simply be hungry.

That sounds obvious, yet women who are trying to manage their weight can become surprisingly skilled at questioning their own appetite. We sometimes interpret hunger as something to overcome rather than a useful signal that our bodies may need food.

Of course, not everybody experiences hunger at the same times or with the same intensity. Some women feel comfortable with a later first meal or a different eating schedule. The important question is whether your pattern leaves you adequately nourished, comfortable and able to function well.

The midlife temptation to eat less and less

There is a particular frustration that can accompany changes in body composition during perimenopause and menopause. You may feel that you haven't dramatically altered your eating habits, yet your waistline looks different or your weight has increased. Perhaps the approach that worked in your thirties no longer produces the results you expect.

It can be tempting to respond by removing foods, reducing portions or skipping meals altogether. Breakfast becomes smaller, lunch disappears and dinner is approached with a growing list of things you believe you should avoid. Before long, eating well starts to feel like an exercise in restriction.

Yet this is also a stage of life when protecting muscle and bone health becomes increasingly important. The menopause transition is associated with changes in body composition, while ageing itself can affect muscle mass and strength. Adequate nutrition and resistance exercise are important parts of supporting healthy ageing.

The NHS recommends a balanced diet, calcium-rich foods and regular physical activity, including weight-bearing exercise, to support health during menopause. There is no recommendation that women should routinely skip lunch or remove entire food groups simply because they have reached midlife.

You may find our related article, Are You Eating Enough to Protect Your Bones After Menopause?, particularly helpful. It explores why protein, calcium, vitamin D and adequate nourishment deserve attention alongside weight management.

The question is not simply how little you can eat and still get through the day. It is whether your eating pattern provides what your body needs to remain healthy, strong and capable over the years ahead.

What should a satisfying lunch actually look like?

One of the misconceptions surrounding healthy eating is that lunch must be small, light or almost entirely made up of salad. A few leaves, some cucumber and a little dressing might look like a virtuous choice, but it may not provide enough energy or nourishment to carry you comfortably through a busy afternoon.

A satisfying lunch will look different depending on your appetite, activity, preferences and health needs. However, it is useful to think about including a meaningful source of protein, some fibre-rich carbohydrate, vegetables or fruit, and an appropriate amount of fat. These foods provide different nutrients and can contribute to a more balanced meal.

Protein is particularly relevant in midlife because it helps maintain and repair body tissues, including muscle. Eggs, beans, lentils, fish, poultry, tofu, dairy foods and suitable alternatives can all contribute. There is no requirement to rely on expensive powders or specialist menopause products.

Carbohydrates are equally worth reconsidering. Potatoes, rice, oats, wholegrain bread and other carbohydrate-rich foods provide energy, while fibre-rich options can contribute to digestive health and meal satisfaction. Avoiding them simply because you want to lose weight may make your meals unnecessarily restrictive.

Healthy fats from foods such as olive oil, nuts, seeds and avocado can also form part of a balanced diet. Rather than making lunch as small as possible, think about creating something that leaves you comfortably satisfied and ready for the rest of your day.

Four lunches that work in real life

Imagine that you've finished a morning of meetings and have only fifteen minutes before your next commitment. You don't need to prepare an elaborate meal or spend half an hour chopping vegetables. You need something practical, nourishing and enjoyable.

A wholegrain wrap filled with chicken, tofu or hummus, alongside crunchy vegetables and a yoghurt-based dressing, can be prepared quickly. Add a piece of fruit or another food if you need more to feel satisfied. It's portable, straightforward and easy to adapt to your preferences.

A jacket potato with beans, cheese or tuna and a side salad can also make a satisfying lunch. Potatoes are not something women need to fear during menopause, and combining them with protein-rich foods and vegetables creates a more balanced meal. If you work from home, you can prepare the potato in advance and reheat it safely when needed.

Another option is a bowl of lentils or chickpeas with cooked grains, roasted vegetables and a little olive oil or dressing. You might add feta, eggs or tofu depending on what you enjoy. Using prepared grains, tinned pulses and leftover vegetables makes this particularly convenient on busy days.

And sometimes the best lunch is simply last night's dinner. A portion of curry with rice, vegetable pasta with a protein source or leftover salmon with potatoes can save preparation time. There is nothing nutritionally inferior about eating an ordinary, satisfying meal at lunchtime rather than buying something marketed as a healthy lunch.

The most useful lunch is not necessarily the most impressive one. It is the one you can realistically prepare, enjoy and repeat.

What if you genuinely don't have time for lunch?

This is where advice about healthy eating often becomes frustrating. It's easy to tell women to take proper breaks, but another matter entirely when you are managing clients, caring responsibilities, unpredictable shifts or a household that seems to need constant attention.

Rather than expecting every day to run perfectly, consider the situations that repeatedly cause you to miss meals. Perhaps Wednesday is always your busiest working day, or you regularly spend Thursdays travelling between appointments. If you know this in advance, you may be able to prepare something suitable before the day begins.

A sandwich, wrap, pasta salad or other substantial portable meal may be more useful than relying on the hope that you'll find time to cook. If a full lunch isn't practical at your usual time, dividing it into two smaller eating opportunities may work better. For example, you might eat part of your lunch between appointments and finish the rest during a later break.

Keeping convenient foods available can also help. Yoghurt, fruit, nuts, wholegrain crackers, boiled eggs or hummus can contribute to a useful snack when a meal is delayed, although a small snack may not replace all the nourishment you need from lunch.

The aim is not to make your schedule revolve around food. It is to avoid repeatedly reaching the late afternoon without having given yourself a reasonable opportunity to eat.

If your working week regularly leaves you exhausted, our article How to Build a Midlife Energy Routine That Survives a Busy Working Week offers additional ideas for building a realistic routine around your responsibilities.

And what about intermittent fasting?

Intermittent fasting has attracted considerable attention, particularly among women looking for ways to manage their weight during midlife. Some approaches involve eating within a defined daily window, which may result in breakfast or lunch being omitted.

It is important to distinguish a planned eating pattern from simply missing lunch because you are overwhelmed or believe that eating as little as possible is always better. Some adults find time-restricted eating manageable, while others experience hunger, difficulty meeting nutritional needs or challenges fitting the schedule around family and work.

Research does not support the idea that everyone must eat breakfast, lunch and dinner at identical times to maintain a healthy weight. Equally, fasting is not a guaranteed solution to menopausal weight gain.

What matters is the overall quality and adequacy of the diet, the sustainability of the approach and whether it is suitable for your individual health circumstances.

If you have diabetes, take medication that can cause low blood sugar, have a history of disordered eating or have another condition affected by meal timing, seek appropriate professional advice before deliberately fasting or regularly skipping meals.

The goal is to find an eating pattern that supports your health, not to force your body into a timetable that leaves you feeling unwell.

Try the three-day lunch experiment

If you regularly miss lunch and find yourself unusually hungry, tired or preoccupied with food later in the day, consider trying a simple experiment. For three days, make space for a satisfying lunch at a time that suits your routine. You do not need to count calories, weigh portions or introduce complicated food rules.

Choose meals that contain a protein source, fibre-rich foods and enough overall nourishment to leave you comfortably satisfied. You might have a wholegrain sandwich with eggs and salad, a bowl of lentil soup with bread and yoghurt, or a portion of last night's dinner. The exact meal matters less than choosing something genuinely sufficient for your needs.

During the afternoon, notice how you feel. Are you comfortable between meals? Does your concentration feel any different? Do you still want an afternoon snack, and if so, what would satisfy you?

Then consider what happens when dinner approaches. Perhaps you feel less urgently hungry, find meal preparation more comfortable or simply enjoy knowing you've eaten adequately during the day. You may notice very little difference, which is useful information too.

This is not a test of discipline or an attempt to prove that one particular eating schedule is right for everybody. It is an opportunity to discover whether a more reliable lunch makes your own day easier.

If three consecutive days are impractical, choose three suitable days across the week. The purpose is to observe how you feel in ordinary circumstances, not to create another task that adds pressure.

What if you're still hungry in the evening?

Then you can eat.

That may sound almost too straightforward, particularly if you've spent years following rules about avoiding food after certain hours or restricting snacks between meals. But hunger is not a sign that you've failed to manage your diet.

Perhaps your dinner was smaller than usual, you exercised more than expected or several hours have passed since you last ate. You may need something more substantial, and responding to that need is entirely reasonable.

It is also possible to want a snack for enjoyment rather than physical hunger. Food is part of social life, pleasure and comfort, and not every eating occasion needs to be justified through nutritional necessity.

This week's earlier articles explored emotional comfort and automatic eating habits. Today's focus is different: making sure that a pattern of eating too little during the day is not being mistaken for a problem with evening self-control.

If you are hungry after dinner, the solution is not automatically to ignore the feeling. It may be worth considering whether your meals throughout the day have been sufficiently nourishing and satisfying.

You don't have to earn your evening meal by going without lunch

There is a subtle pressure many women place on themselves when trying to manage their weight. We begin treating food as something to save, earn or compensate for, rather than a normal part of caring for our bodies.

Perhaps you skip lunch because you're planning to eat out that evening. Maybe you eat very little during the day because you enjoyed dessert the night before. Or perhaps you feel that a busy morning without food has given you a useful head start on reducing your calorie intake.

These decisions may seem small, but repeated patterns of unnecessary restriction can make eating feel more complicated than it needs to be.

You are allowed to eat lunch even if you are going out for dinner. You are allowed to enjoy carbohydrates, have an afternoon snack and eat enough to feel satisfied.

If weight management is one of your goals, it is possible to approach it through balanced eating, suitable portions, regular movement and habits that can be maintained over time. You do not have to spend the working day hungry to demonstrate commitment.

And importantly, not every woman in midlife needs to lose weight. Nourishment, strength, energy and long-term health remain valuable goals regardless of what the scales say.

Perhaps the most useful change happens at lunchtime

Imagine reaching the end of a busy working day feeling ready for dinner rather than desperately hungry. You have enough energy to prepare something enjoyable, sit down and eat without feeling as though you've been waiting all afternoon for permission.

That experience may not come from discovering a special menopause diet or finding another food to eliminate. Sometimes it begins with something much more ordinary: taking the time to eat a proper lunch.

For some women, this will mean preparing food the evening before. For others, it may involve protecting twenty minutes in the diary, keeping convenient ingredients available or recognising that skipping meals is not necessarily helping them feel their best.

You do not need to achieve perfect nutrition every day. There will still be missed breaks, unexpected responsibilities and occasions when your usual routine falls apart.

What matters is the pattern you return to most often.

Midlife offers an opportunity to reconsider the belief that eating less is always better. Your body deserves nourishment not only at the end of the day, when everything else has been completed, but throughout the hours when you are working, thinking, moving and caring for others.

The next time you're tempted to skip lunch to save calories, consider what you might be giving up alongside the meal: nourishment, comfort, energy and the opportunity to look after yourself during the busiest part of your day.

Sometimes the most supportive thing you can do for your evening begins several hours earlier, with lunch.

Begin Your Midlife Wellbeing Reset

If you would like to develop a more confident, balanced approach to nutrition, movement and everyday wellbeing, my Free 7-Day Midlife Hormone & Wellness Reset is a gentle place to begin.

Opening on 10 November 2026, the Reset is designed to help women make practical, sustainable changes that fit real life, without restrictive rules or unrealistic expectations.

You don't need another complicated diet. You deserve an approach to wellbeing that supports the life you want to enjoy.

Join the Free 7-Day Midlife Hormone & Wellness Reset interest list

Warm wishes,

Monica Rafiq
Founder, Fitness Inspiration for Women
Certified Menopause Coach | Nutrition & Weight Loss Specialist | Life Coach & NLP Practitioner

Research and further reading

Zeballos, E. and Todd, J.E. (2020). The effects of skipping a meal on daily energy intake and diet quality. Public Health Nutrition, 23(18), 3346–3355. Read the study.

Sievert, K. and colleagues (2019). Effect of breakfast on weight and energy intake: Systematic review and meta-analysis of randomised controlled trials. BMJ, 364, l42. Read the review.

NHS. Things you can do to help menopause and perimenopause symptoms. Read the NHS guidance.

This article provides general educational information and does not replace personalised medical or nutritional advice. If you have a history of eating disorders or experience persistent difficulties with eating, seek support from an appropriately qualified healthcare professional.