An Egg a Day Isn't Enough
- Wellura Editorial Staff
- 3 days ago
- 7 min read
Why aging muscles need more protein than you might think — and how to add it without overhauling your kitchen.
The Quick Take
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Start with an egg.
One large egg has about 6 grams of protein. It's a tidy, familiar number — easy to picture, easy to cook, easy to chew. For decades, an egg a day was a kind of shorthand for healthy aging.
Here's the problem: a 75-year-old woman weighing 145 pounds (about 66 kilograms) needs roughly 75 to 80 grams of protein every day to keep her muscles strong. That's the equivalent of more than a dozen eggs.
Nobody is suggesting your mother eat thirteen eggs. The point is simply: one egg, by itself, is a rounding error against what aging bodies really need. And most older adults — even those eating what looks like a balanced diet — are falling short.
This article is about why protein intake matters, and how to ensure you have enough.
Why protein matters more, not less, as we age
There's a common assumption that older adults need less of everything — fewer calories, less food, less protein. The first two are partly true. The third is dangerously wrong.
As we age, our bodies become less efficient at using the protein we eat.
Researchers call this anabolic resistance. The same steak that built muscle effortlessly at 30 builds it grudgingly at 75. To get the same effect, older adults need to eat more protein — not less.
Without it, muscles disappear. The medical term is sarcopenia, the age-related loss of muscle mass and strength. It begins around age 40 and accelerates after 60.
By age 80, an inactive adult can lose 30 to 40 percent of the muscle they had in middle age.
And muscle is not just about the gym. Muscle is what gets your father out of his chair. It's what keeps your mother steady on the stairs. It's what determines whether a fall ends with a bruise or a broken hip. It is, quite literally, the infrastructure of independence.
Protein is the raw material that builds and maintains that infrastructure.
How much protein, really?
Forget the old 0.8 grams per kilogram number on cereal boxes. That was set decades ago, based on what a young adult needs to avoid deficiency — not what an older adult needs to thrive.
The current consensus from international expert groups (PROT-AGE and ESPEN the European Society for Clinical Nutrition) is that healthy older adults need 1.0 to 1.2 grams of protein per kilogram of body weight per day. Older adults recovering from illness or injury need more — 1.2 to 1.5 grams per kilogram.
Quick translation:
• A 130-pound (60 kg) senior needs about 60–72 grams of protein per day.
• A 160-pound (73 kg) senior needs about 73–88 grams per day.
• A 190-pound (86 kg) senior needs about 86–103 grams per day.
If your parent weighs somewhere around 150 pounds, a reasonable target is 75 grams of protein per day, distributed across three meals.
Spread it out — the Breakfast problem
Here's a piece of nutrition science most people miss: it isn't enough to hit your daily protein number. You need to hit it three times a day.
Older muscles only respond meaningfully to protein when about 25 to 30 grams of it is consumed at once. Eat 10 grams at breakfast, 10 at lunch, and 60 at dinner, and the breakfast and lunch protein largely goes unused for muscle-building, even though the daily total looks fine on paper.
This is the breakfast problem. Toast, tea, and a bit of jam — a meal millions of seniors eat every morning — contains barely 5 grams of protein. By the time lunch arrives, the body has gone fourteen or fifteen hours without enough protein to maintain muscle.
Fixing breakfast is often the single biggest improvement a family can make.
What 25 grams of protein looks like
Numbers on a page can be hard to picture. Here's what 25 grams of protein looks like in real food, on a real plate:
Food | Everyday Portion | Protein (grams) |
Greek yogurt (plain) | 1 cup | ~17 g |
Chicken breast | Palm-sized piece | ~25 g |
Salmon or trout | Palm-sized fillet | ~22 g |
Cottage cheese | 1 cup | ~25 g |
Eggs | 2 large | ~12 g |
Lentils, cooked | 1 cup | ~18 g |
Tofu, firm | 1 cup, cubed | ~20 g |
Milk (2% or whole) | 1 cup (250 ml) | ~8 g |
Cheddar cheese | 1 oz (small cube) | ~7 g |
Almonds | Small handful (¼ cup) | ~6 g |
Tuna, canned | Half a small can | ~13 g |
A breakfast of two scrambled eggs (12 g) plus a small bowl of Greek yogurt (17 g) clears 25 grams comfortably. So does a cup of cottage cheese with fruit. So does oatmeal made with milk and topped with a scoop of protein powder.
Lunch and dinner are usually easier — a palm-sized piece of chicken, fish, or lean beef gets you most of the way there. The job is making sure breakfast, and snacks aren't empty of high-quality protein.
The real-world problem: when appetite isn't cooperating
All the above assumes a senior who can — and will — eat. Many can’t or won't.
Reduced appetite is one of the most common challenges in elder care. Taste and smell decline. Medications dull hunger. Chewing becomes harder. Loneliness at the table strips meals of meaning. Many older adults eat less and less, and protein is usually the first thing to drop, because it requires the most chewing and the most preparation.
A few practical strategies that work:
Front-load the day. Appetite is often best in the morning. Make breakfast the largest, most protein-rich meal.
Use small, frequent meals. Three big plates can feel impossible to consume; six small protein-anchored snacks rarely feels that way.
Make it soft. Greek yogurt, cottage cheese, scrambled eggs, fish, and well-cooked lentils don't require strong teeth.
Add, don't replace. Stir milk powder into oatmeal. Add a scoop of unflavoured protein powder to soup. Mix Greek yogurt into smoothies. The food still tastes the same — but the protein easily doubles.
Eat together when possible. Company is the most underrated appetite stimulant in geriatrics.
For the Curious: the science behind the numbers
If you're the kind of reader who wants the research, here's where the recommendations come from.
The 0.8 g/kg/day number that's been on food labels for a generation comes from nitrogen balance studies in young adults — essentially, the minimum needed to avoid breakdown. It was never designed to optimize health, and it was never specifically validated for older adults.
In 2013–2014, two international expert groups — the PROT-AGE Study Group and the European Society for Clinical Nutrition and Metabolism (ESPEN) — published consensus recommendations specifically for older adults, raising the target to 1.0–1.2 g/kg/day for healthy seniors and 1.2–1.5 g/kg/day for those with acute or chronic illness (kidney disease excepted). More recent reviews using newer methods (indicator amino acid oxidation) suggest the true requirement may be even higher — closer to 1.2 g/kg/day as the recommended dietary allowance, roughly 40 percent above the current Canadian and US guidelines.
The per-meal threshold (around 25–30 grams) comes from work by Paddon-Jones, Volpi, and colleagues showing that muscle protein synthesis in older adults responds to protein in a stepwise fashion. Below about 0.4 grams per kilogram of body weight per meal, the muscle-building response is muted. Above that threshold, the response is strong and similar to what's seen in younger adults.
The mechanism is something called anabolic resistance, mediated by reduced sensitivity of the mTORC1 signalling pathway that triggers muscle protein synthesis. In plain English: aging muscle needs a louder protein signal to wake up. Spreading protein across meals, and ensuring each meal crosses the threshold, is the most effective way to deliver that signal.
Health Canada's current Dietary Reference Intake still lists 0.8 g/kg/day. The geriatric nutrition community is, increasingly publicly, in disagreement with that number. For most healthy older adults, the international expert consensus — 1.0 to 1.2 grams per kilogram per day, distributed across meals — is the better target.
A word on kidneys
Some families worry that more protein will harm the kidneys. For older adults with normal kidney function, the evidence is reassuring; protein intakes in the 1.0–1.5 g/kg range are safe and have not been shown to cause kidney decline.
For seniors with chronic kidney disease, the picture is different — protein needs are individualized and should be set with a doctor or dietitian. If your parent has been told they have reduced kidney function, talk to their care team before increasing protein.
How a Wellura Care Coordinator Helps Nutrition is one of the daily realities that often slips through the cracks of senior care. We can help. • Reviewing what your parent actually eats in a typical day — not what they say they eat. • Identifying the protein gap, especially at breakfast, and suggesting realistic adjustments. • Coordinating with PSWs to plan and prepare protein-anchored meals during home visits. • Connecting families with registered dietitians when more specialized guidance is needed. • Monitoring appetite, weight, and strength over time, so small changes don't become big ones. Independence is the goal. Staying strong enough to enjoy it, is too. |
References & Further Reading
Bauer J, Biolo G, Cederholm T, et al. Evidence-based recommendations for optimal dietary protein intake in older people: a position paper from the PROT-AGE Study Group. JAMDA, 2013.
Deutz NE, Bauer JM, Barazzoni R, et al. Protein intake and exercise for optimal muscle function with aging: recommendations from the ESPEN Expert Group. Clinical Nutrition, 2014.
Paddon-Jones D, Rasmussen BB. Dietary protein recommendations and the prevention of sarcopenia. Current Opinion in Clinical Nutrition and Metabolic Care, 2009.
Rafii M, Chapman K, Owens J, et al. Dietary protein requirement of female adults > 65 years determined by the indicator amino acid oxidation technique. Journal of Nutrition, 2015.
Government of Canada. Healthy eating for seniors — Canada's Food Guide. food-guide.canada.ca/en/tips-for-healthy-eating/seniors/
U.S. Administration for Community Living. Nutrition Needs for Older Adults: Protein. acl.gov.
© Wellura Inc. — Independence, right at home.
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