There is a widespread idea that deserves to be directly challenged: that protein supplements are for young people who go to the gym to build muscle.
The reality is the opposite. The older a person is, the more critical the intake of quality protein becomes. Not to gain muscle, but to avoid losing it. And the consequences of that loss—falls, loss of autonomy, slower metabolism, slower recovery from illnesses—are much more serious at 60 than at 25.
In this article, we explain what sarcopenia is, why it occurs, how vegan protein can help slow it down, and what other factors should be considered after age 50.
What is sarcopenia and why it starts earlier than you think
Sarcopenia is the progressive loss of muscle mass, strength, and physical function associated with aging. It has been recognized as a disease since 2016 in the international classification ICD-10, which reflects the seriousness with which the medical community currently treats it.
What surprises many people is when it starts. Not at 70. Not at 60. Muscle mass loss begins gradually around age 30 and accelerates after 50, especially in women with the drop in estrogen during perimenopause and menopause. According to some estimates, between 9% and 11% of independently living older adults have sarcopenia, a figure that increases considerably in hospitalized or institutionalized individuals.
In Europe, about 20% of people over 65 are affected, and this figure is estimated to rise to 22.3% by 2045 due to demographic aging.
The practical consequences of sarcopenia go far beyond "having less muscle":
- Increased risk of falls and fractures.
- Loss of autonomy for daily activities.
- Slower basal metabolism, with a greater tendency to gain body fat.
- Slower recovery from illnesses, surgeries, or periods of immobility.
- Higher risk of type 2 diabetes, as muscle is the primary glucose-consuming tissue.
The good news is that sarcopenia is not inevitable. It is preventable and, in many cases, reversible with two specific interventions: strength exercise and sufficient protein.
Why the body loses muscle with age
To understand the role of protein, it's helpful to know why muscle loss occurs in the first place.
With aging, several physiological changes occur that make it difficult to maintain muscle mass:
Anabolic resistance. After a certain age, muscle responds less efficiently to the stimulus of dietary protein. To achieve the same effect of muscle protein synthesis as in a young adult, a greater amount of protein per serving is needed. This means that general recommendations of 0.8 g/kg/day—designed for young adults—are insufficient to maintain muscle mass in older individuals.
Some evidence suggests that a protein intake of 0.8 g of protein per kg of body weight per day has been accompanied by a decrease in thigh muscle area, as measured by CT scans in older adults, which suggests that protein intake should be higher.
Hormonal decline. The drop in testosterone in men and estrogen in women reduces the anabolic signaling that facilitates muscle building and maintenance.
Lower physical activity. Sedentary lifestyles directly accelerate muscle loss. Unstimulated muscle degrades.
Reduced production of digestive enzymes. With age, digestive capacity tends to decrease, which can reduce the actual absorption of ingested amino acids even if total intake is adequate.
How much protein does a person over 50 need?
Clinical studies indicate that structured exercise programs, combined with protein intakes of 1.2–1.5 g/kg/day, improve lean mass, strength, and physical performance in older adults.
These are the current specific recommendations for those over 50:
- Without specific physical activity: minimum 1.0–1.2 g/kg/day. The general minimum of 0.8 g/kg is insufficient in this age group.
- With moderate physical activity: 1.2–1.5 g/kg/day.
- With strength training: 1.5–2.0 g/kg/day.
- During periods of illness, surgery, or recovery: up to 2.0 g/kg/day under professional supervision.
For a 70 kg person over 50 with no special physical activity, this means between 70 and 84 g of protein per day at a minimum. With moderate activity, between 84 and 105 g.
Adjustment for plant protein: If the diet is predominantly vegan, add 10–15% to these values to compensate for the lower digestibility of plant protein compared to animal protein. The anabolic resistance inherent in aging makes this adjustment especially relevant for older individuals.
Distribution matters as much as the total
In older individuals, spreading protein intake throughout the day is more important than in young adults, precisely because of anabolic resistance.
Current evidence suggests that distributing protein into 4–5 servings per day, with each serving providing between 25 and 40 g, optimizes muscle protein synthesis more effectively than concentrating it in one or two large meals.
Breakfast is the meal where protein deficiency most frequently occurs in older people: many older adults have low-protein breakfasts (toast, fruit, herbal tea) and concentrate most of their protein at lunch and dinner. Adding a vegan protein shake at breakfast or mid-morning can be the simplest intervention to correct this imbalance without modifying the rest of the diet.
Vegan protein for seniors: specific advantages
Well-formulated vegan protein has characteristics that make it especially suitable for people over 50, beyond ethical or lifestyle considerations:
No lactose or dairy proteins. With age, lactose tolerance tends to decrease. Many older people who consumed whey without issues at 30 begin to experience digestive discomfort at 50–60. Vegan protein eliminates this basic problem.
With digestive enzymes. The natural decrease in digestive enzymes with age can reduce the actual absorption of protein, even if the intake is correct. A formula with DigeZyme®—a complex of five digestive enzymes—facilitates digestion and improves amino acid absorption, which is especially relevant in older people where digestive capacity is compromised.
Complete amino acid profile. A vegan protein from four combined sources (pea, rice, pumpkin, sunflower) provides all essential amino acids, including sufficient leucine to stimulate muscle protein synthesis.
No added sugars. Older individuals have higher sensitivity to glucose spikes and a greater risk of type 2 diabetes. A protein without added sugars is consistent with a diet aimed at long-term metabolic health.
Easy to prepare and consume. Unlike preparing a complete protein meal, a protein shake takes two minutes. For people with low appetite—a common problem in older adults—it is a practical way to meet part of their protein needs without having to eat large volumes.
The role of exercise: no protein works without stimulation
Protein is necessary but not sufficient. Without muscle stimulation, amino acids do not have the signal to build muscle and are metabolized as an energy source.
Resistance training, supplemented with aerobic exercise and balance activities, is the most effective intervention to improve strength, muscle mass, and body composition, and reduces the risk of falls and complications in older adults.
You don't need to go to the gym or lift heavy weights. Two or three weekly sessions of bodyweight exercise (squats, wall push-ups, actively climbing stairs) are sufficient to provide the necessary stimulus. Combined with adequate protein intake, significant results in strength and muscle mass are observed even in people who start at 60 or 70 years old.
Other nutrients that work alongside protein
Protein is the central nutrient for muscle health, but it does not work alone. In people over 50, three additional nutrients deserve attention:
Vitamin D. Essential for muscle function and calcium absorption. Vitamin D deficiency—very common in Spain despite sun exposure—is directly associated with greater muscle loss and increased risk of falls. If you don't get regular sun exposure, vitamin D3 supplementation is one of the most consistent recommendations in scientific literature for older adults.
Calcium. The loss of bone mass that accompanies sarcopenia makes calcium especially relevant after age 50, particularly in postmenopausal women. Plant-based sources of calcium include calcium-set tofu, almonds, sesame seeds, and leafy green vegetables.
Creatine. As we explained in another blog article, creatine is a supplement with solid evidence for both muscle and cognitive function in older adults. For vegan older adults, the combination of vegan protein and creatine monohydrate covers the two main vectors of muscle health: the substrate for protein synthesis and the energy for training.
A practical protocol for those over 50
Summarizing all of the above into concrete actions:
- Calculate your protein target: minimum 1.2 g/kg/day, adjusted to the upper end if your diet is vegan.
- Distribute into 4–5 servings: breakfast, mid-morning, lunch, snack, and dinner. Each serving should provide between 25 and 35 g of protein.
- Add a vegan protein shake at breakfast or mid-morning: this is the most practical way to cover the morning deficit.
- Incorporate strength exercise: a minimum of 2 sessions per week, even if it's bodyweight exercises.
- Check your vitamin D levels: especially in winter or if you spend little time outdoors.
- Consider creatine: 3–5 g/day of creatine monohydrate, especially if you train or want the additional cognitive benefit.
Why Glorioso fits into this context
Glorioso proteins are formulated with four complementary plant sources, DigeZyme® to facilitate digestion, no added sugars, and no lactose. They are not specifically designed "for seniors," because the quality of the formula benefits everyone. But their characteristics—improved digestibility, complete amino acid profile, clean formula—are especially relevant for people over 50 who want to maintain their muscle mass long-term.
You can explore the full range in our vegan protein collection. If you have questions about which one best suits your situation, please contact us directly.
Frequently Asked Questions
Is it too late to start taking protein if I'm 60 or 70? No. Studies show improvements in muscle mass and strength in people who start supplementing with protein and doing strength exercises even at 70 and 80 years old. The starting point matters less than consistency.
Is vegan protein as effective as whey in preventing sarcopenia? Yes, as long as the formula combines various plant sources for a complete amino acid profile and is taken in the adequate dose. The key for older individuals is to ensure that each serving exceeds 25–30 g of protein to surpass the leucine threshold necessary to stimulate muscle synthesis.
How many shakes per day are recommended for a person over 50? It depends on how much protein they already get from their diet. In many cases, 1–2 shakes per day are enough to cover the difference between usual intake and the daily target. The important thing is the daily total, not the number of shakes.
Are there any risks in taking vegan protein long-term? There are no known risks associated with the regular consumption of quality vegan protein in healthy individuals. If you have any kidney condition, consult your doctor before increasing your protein intake, as with any significant dietary change.
Article prepared by Glorioso's nutrition team. For informational purposes only; it does not substitute the advice of a doctor, dietitian-nutritionist, or healthcare professional. If you have a specific health condition, consult your doctor before making changes to your supplementation.