Resource Center / Caregivers / When the Elderly Stop Eating Well: A Guide for Caregivers Everywhere

When the Elderly Stop Eating Well: A Guide for Caregivers Everywhere

It's a common issue for older adults - how to manage nutrition and weight when you just aren't hungry. Seniorly's here to explain what's behind that change in appetite - and what to do about it.

By Marlena del Hierro Updated on Mar 21, 2024
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When it comes to caring for our elderly loved ones, ensuring they're well-fed and nourished often tops our list of worries. But what do you do when your elderly mother refuses to eat, or your father just snacks on junk food?

It's a concern that many caregivers face, and it's enough to stir up a hearty mix of frustration, worry, and - let's be honest - a dash of desperation. Inspired by one of our most popular articles "40 Delicious, Soft Food Recipes for the Elderly," we're here to help turn mealtime from a battleground into a more peaceful, enjoyable experience for the elderly person in your life.

First, the facts: why our eating habits change as we age

First things first, it's important to recognize that it's normal to face challenges related to appetite loss and eating habits as we age. These changes can be driven by a variety of factors—everything from medical conditions and medication side effects to emotional challenges and decreased sensory perception. Think they're just being fussy? Read on to learn about how many factors might be influencing how they eat.

6 facts about how taste changes as we age

  • Taste bud lifespan: Did you know that taste buds have a lifespan? When we're young, they regenerate every 10 to 14 days, but this process slows down significantly as we age. Over time, some taste buds stop regenerating altogether, leading to a decrease in our ability to taste.
  • Sweet and salty sensitivity declines first: As we get age, our first taste casualties tend to be our sensitivity to sweet and salty flavors. This means that foods might start to taste less flavorful, leading some elderly individuals to prefer sweeter or saltier foods to make up for the loss of taste perception.
  • Bitter and sour to the rescue: While we might lose some of our sensitivity to sweetness and saltiness, our ability to taste bitter and sour flavors tends to remain more intact. This can sometimes result in a preference for these flavors or a heightened sensitivity that makes certain foods less appealing.
  • Smell plays a considerable role: Taste and smell are closely linked, and as our sense of smell also declines with age, it can further impact how we perceive flavors. Imagine eating your favorite meal with a clothespin on your nose; it just wouldn't be the same. This is a daily reality for many older adults, affecting their overall enjoyment of food.
  • Decreased saliva production: Aging often leads to reduced saliva production, significantly affecting taste and eating. Saliva is essential for dissolving food chemicals, which allows them to stimulate taste buds. Less saliva means flavors may not be as pronounced, making food taste bland. The reduced saliva may also make some foods more difficult to eat.
  • Change in fat perception: Recent studies suggest that older adults may experience changes in perceiving fats in foods. The ability to detect fat, which contributes to the texture and richness of food, can diminish, potentially altering dietary choices and impacting nutritional intake..

Environmental causes of appetite loss

Beyond the physiological shifts that come with aging, there are lots of non-physiological reasons why older adults' taste and eating habits might be on the decline.

  • Changes in lifestyle and activity levels: As people age, there's often a notable decrease in physical activity. This reduction can lead to a lower metabolic rate, meaning fewer calories are needed. Consequently, older adults might eat less, affecting their nutritional status and possibly leading to weight changes.
  • Social factors: Eating is a social activity, and changes in an older adult's social life can impact their eating habits. For example, living alone might reduce the motivation to prepare balanced, nutritious meals, leading to simpler or less varied food choices.
  • Economic factors: Financial constraints can also affect dietary choices. Older adults living on a fixed income might prioritize cost over nutritional value, opting for cheaper, less nutritious foods that might be easier to prepare but are less beneficial health-wise.
  • Access to food: Physical limitations, lack of transportation, or living in an area with limited access to fresh, healthy food options can make it challenging for older adults to maintain a balanced diet.
  • Difficulty with meal preparation: Chopping vegetables, standing for long periods, or following complex recipes can become challenging for seniors, especially if their physical capabilities or cognition is changing. This can lead to a reliance on pre-packaged meals or convenience foods, which might be less nutritious and satisfying, further affecting their eating habits and enjoyment of food.

Last but not least: medical reasons for decreased appetite

Appetite loss in older adults can often be traced back to a variety of medical reasons, each affecting their nutritional intake and overall health. Understanding these medical causes is crucial for identifying appropriate interventions and support.

  • Chronic illnesses: Conditions like heart disease, diabetes, and kidney disease can suppress appetite. The body's effort to manage these chronic conditions, along with the discomfort they may cause, can lead to a decreased desire to eat.
  • Medication side effects: Many medications commonly prescribed to manage the various health conditions common in older adults have side effects that can reduce appetite. These include medications for hypertension, depression, and chronic pain. Some drugs may cause dry mouth, nausea, or altered taste sensations, all of which can decrease interest in eating.
  • Dental problems: Oral health issues, including gum disease, tooth loss, and ill-fitting dentures, can make chewing painful or difficult. This can severely limit the types of foods that are comfortable to eat, leading to a reduced food intake and loss of appetite.
  • Cognitive decline: Alzheimer's disease and other forms of dementia can alter eating habits and interest in food. Cognitive impairment can affect the ability to recognize hunger cues, remember to eat, forget they already ate, or maintain a regular eating schedule. They may even forget how to use a straw or utensils.
  • Psychological conditions: Depression and anxiety, more prevalent in older adults due to various life changes and health concerns, can significantly impact appetite. These conditions can lead to a disinterest in food and a decreased desire to engage in mealtime activities.

10 common elder diagnoses that impact appetite

  • Dementia and Alzheimer's Disease: Cognitive decline affects the ability to recognize hunger cues and maintain regular eating habits. Changes in brain function can also alter food preferences and the process of eating itself.
  • Chronic Kidney Disease: This condition can lead to changes in taste, making some foods less appealing. Additionally, dietary restrictions required to manage the disease can make eating less enjoyable.
  • Heart Disease: Medications for heart conditions, along with the disease itself, can decrease appetite. Dietary restrictions to manage heart disease may also reduce the enjoyment of eating.
  • Diabetes: Fluctuations in blood sugar levels can affect hunger signals. Moreover, the dietary management of diabetes requires careful monitoring of food intake, which can impact appetite and enjoyment of food.
  • Cancer: Both the disease and its treatments, such as chemotherapy, can cause nausea, taste changes, and a decrease in appetite. These effects can persist even after treatment has concluded.
  • Depression: A common issue in older adults, depression can lead to a significant decrease in appetite. It can also affect the pleasure derived from eating and social activities related to meals.
  • Gastrointestinal disorders: Conditions like gastritis, peptic ulcers, and constipation can make eating uncomfortable, leading to avoidance of food and a subsequent decrease in appetite.
  • Oral health issues: Problems with teeth, gums, and fitting of dentures can make chewing painful or difficult, significantly impacting the desire and ability to eat.
  • Chronic Obstructive Pulmonary Disease (COPD): Breathing difficulties can make eating exhausting, and the effort required to breathe can decrease the desire to eat.
  • Parkinson's Disease: This condition can affect the muscles involved in chewing and swallowing, making eating difficult and less appealing.

Tackling the issue - in small bites

Tackling the challenge of diminished appetite and food intake in elderly individuals can feel daunting, but by tackling the issue in small steps, we can make big strides. Here are a few practical things you can do to get started:

Step 1: Rule out serious health problems

  • Schedule regular medical check-ups: Keeping up with regular doctor's appointments can help catch and manage any underlying health conditions that might be affecting appetite and food intake. This includes reviewing medications that might have side effects impacting eating habits. And if you've noticed any kind of weight loss or weight gain- seek medical advice.
  • Consult with a dietitian or nutritionist: A professional can provide personalized advice based on the individual's health status, dietary needs, and preferences. They can also suggest supplements or dietary adjustments to address specific nutritional gaps.
  • Monitor for oral health problems: Regular dental check-ups are crucial, as issues like gum disease, tooth decay, or ill-fitting dentures can make eating painful and difficult. Addressing these problems can significantly improve the ability to eat and enjoy food.
  • Evaluate for depression and cognitive decline: Mental health and cognitive status significantly impact eating habits. If there's a suspicion of depression or cognitive decline, seeking a psychological evaluation can lead to treatments that may restore appetite and interest in meals.

Step 2: Increase appetite

  • Stimulate appetite with activity: Light physical activity, such as walking or simple stretching exercises, can stimulate appetite by boosting metabolism. Encourage regular, gentle exercise tailored to their ability level.
  • Create a routine: Establishing a consistent eating schedule can help regulate hunger cues and reinforce the body's natural appetite signals. Make the routine meal-based instead of snack based, to retrain the body to listen to hunger cues. And use Siri or alarms to remind them about mealtimes.

Step 3: Boost food intake

  • Enhance flavor without salt or sugar: Experiment with herbs, spices, and lemon juice to make dishes more appealing without relying on salt or sugar, which can be harmful in excess.
  • Focus on nutrient-dense foods: Serving meals high in nutrients but lower in volume, such as avocados, nuts, and smoothies enriched with protein powder, to increase calorie intake and nutrients without the need for large portions.
  • Easy-to-eat snacks: Have healthy snacks readily available that are easy to eat, requiring minimal preparation, like cut-up fruits, cheese, or yogurt, to encourage grazing throughout the day.

Step 4: Make mealtimes fun

  • Make meals a social event: Whenever possible, share meals together. The social interaction can make eating a more pleasant experience and encourage food intake. If you can't always make it to their house, consider adult day programs or senior centers as ways to make meals more social.
  • Create a pleasant dining environment: Use bright colors for table settings and ensure the dining area is well-lit and inviting. Playing soft background music can also enhance the dining atmosphere - make it fun!
  • Involve them in meal preparation: Engaging elderly individuals in meal planning or preparation can increase interest in food. Choose tasks that match their skill level, ensuring they feel helpful without being overwhelmed.
  • When in doubt - outsource: With the rise of meal prep and healthy meal delivery services, getting nutritious, well-balanced meals has never been easier. Opting for such services can alleviate the burden of meal planning and preparation, ensuring that nutritional needs are met without the stress and time commitment of cooking.

Caring for our elderly family members is a journey filled with its ups and downs, especially when it comes to making sure they're eating right and staying nourished. It's all about peeling back the layers to understand why their appetite might be changing—be it due to health issues, the medications they're on, or just part of the aging process. Together, armed with patience and empathy, we can navigate these changes, ensuring our loved ones not only eat well but also feel the love and care we have for them in every bite.

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Works consulted:

  • R. JOHN DAVENPORT. "The Flavor of Aging." Mar 24, 2004. https://www.science.org/doi/10.1126/sageke.2004.12.ns1.
  • Lorelle Dismore. "Exploring the experience of appetite loss in older age: insights from a qualitative study." Jan 31, 2024. https://bmcgeriatr.biomedcentral.com/articles/10.1186/s12877-024-04732-9#:~:text=Poor%20appetite%20is%20common%20in,age%20are%20not%20well%20understood..
  • Sian Robinson. "An overview of appetite decline in older people." Jun 1, 2015. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4589891/.
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    written by:
    Marlena del Hierro

    Marlena del Hierro is Vice President of Partnerships and Seniorly’s Lead Gerontologist. Marlena earned her Master of Arts degree in Gerontology from San Francisco State University and her Bachelor of Arts degree in Human Development from California State University. She also serves in an advisory capacity for Jukebox Health. As Seniorly’s first employee, Marlena is a vocal advocate for evolving the aging paradigm, and is a frequent contributor to public discussions about aging. She has served as a resource for media outlets like WGBH, FOX News, CNBC and the Today Show.

    To learn more about Seniorly's editorial guidelines, click here.

    View other articles written by Marlena

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