"The groundwork of all happiness is health." - Leigh Hunt

The role of protein quality in combating muscle damage

Getting off the bed and sitting on the bathroom could be a relatively sure bet for many individuals, but it surely becomes harder with age. This is as a consequence of one in every of the numerous physiological changes related to aging: our muscles shrink and weaken; A condition known as sarcopenia..

Most people Aware of the recommendations. For regular physical activity, and Associated health benefits. They also know that good dietary habits complement a healthy lively lifestyle. Unfortunately, few people know what to placed on their plates to make sure they hold onto their muscles as they age.

Food consists of three major energy-yielding macronutrients: carbohydrates, fat, and protein. Protein — mostly present in meat, fish, milk, eggs, and to various degrees in plants and grains — provides the constructing blocks (amino acids) for constructing necessary body tissues, similar to skeletal muscle. .

Aging can reduce our ability to digest, absorb and use the nutrients in food. To make sure that older adults can proceed to benefit from the things they love into their later years, we must emphasize the importance of accelerating their intake and improving the standard of protein.

Why More Protein Matters for Older Adults

We should eat enough protein every day to offer our cells with the nutrients they should function properly.

Unlike carbohydrates, that are stored as glycogen within the muscles and liver, and fats, that are stored in adipose tissue, we’ve got no place to store excess protein/amino acids. Therefore, we must eat enough protein every day to offer our cells with the nutrients they should function properly.

Current recommendations The protein intake is similar for all adults, no matter age: 0.8 grams of protein per kilogram of body mass per day (g/kg/d). But estimates suggest that as many as 30-76 percent of older adults Not eating enough protein..

Because older people's muscles can't use dietary protein as efficiently as younger people to take care of muscle, Experts suggest that older adults who want to take care of muscle mass should eat about 50% more protein (1.2 g/kg/d).

Quality, not (just) quantity

Eat more protein There is unquestionably a solution to overcome Age-related impairments in muscle buildingbut this will likely not all the time be possible for older people – especially those with poor appetites or those with dental problems. Another strategy is to optimize protein quality and spread the intake evenly throughout the day.

A scoop of protein powder on a black background
Pea protein is an example of a plant-based protein source that accommodates loads of leucine, an amino acid related to muscle constructing.
(Shutterstock)

Two major aspects determine the standard of protein: its essential amino acid content and the way well it’s digested and absorbed.

Leucine, one in every of the nine essential amino acids, Changes the body's muscle building process.. Therefore, proteins with greater leucine content are generally considered higher for muscle growth.

With concerns about ethical food production and environmental sustainability, interest in plant-based protein sources is increasing. Pea protein is a promising example. A plant-based protein source Which accommodates enough leucine. But we all know little about its effects on muscle constructing in older adults.

Plant-based protein for older muscles

While a part of Stuart Phillips' research group McMaster Institute for Research on AgingI led one. A human randomized controlled trial To explore the consequences of protein quality on the speed at which older adults construct muscle.

We put 31 adults between 60 and 80 years of age through an intensive dietary intervention with two phases: a seven-day control phase wherein participants were fed protein in line with current recommendations (0.8 g/kg), followed by seven Extra food for the day. The phase where participants were randomly assigned to eat a further 25 grams of protein complement—whey, pea or collagen—at breakfast and lunch, for a complete of a further 50 grams per day.

Three older adults participating in a fitness class with exercise balls and bands
Consuming high-quality (whey and pea) protein supplements at breakfast and lunch increases muscle constructing by about 10 percent in older adults.
(Shutterstock)

Supplements were used during breakfast and lunch as they sometimes accompany meals. Lowest protein content for older adults.

We then performed muscle biopsies, which showed that consuming high-quality (whey and pea) protein supplements at breakfast and lunch increased muscle constructing by about 10 percent in older adults. However, collagen protein — a complement heavily marketed to older adults — did nothing to spice up muscle constructing in our older adults. As a previous study also found.

Adding more protein to the weight-reduction plan can improve muscle constructing, but protein must contain enough essential amino acids, especially leucine.

We also demonstrated that plant-based protein sources could be as effective as animal-based protein sources for constructing muscle in older adults.

Debunking common myths about protein

If you're concerned about increasing your protein intake because it will probably affect other features of your health, there's some great news to share.

Protein intake is not going to increase. give you cancer, Causes kidney failure or Dissolve your bones.

Older adults who increase their intake of high-quality protein (and interact in regular physical activity) may help reduce muscle loss and Extend the years spent in good health..

Pack your weight-reduction plan with loads of high-quality protein.

The advantages of high protein within the weight-reduction plan extend beyond muscle. Protein-rich foods also provide other essential nutrients, similar to vitamins, minerals, and fiber from grain sources, and may enable you feel fuller for longer, making you less more likely to gain weight. are

Make protein the main target of each meal and eat about 25-40 grams—or about one to 2 palm-sized servings—of protein at breakfast, lunch, and dinner. Meal prepping ahead of time and including protein-packed snacks can enable you persist with your day by day protein goals. Some good options include Greek yogurt, cottage cheese, jerky, canned fish, eggs, and nuts.

Without planning, sarcopenia can sneak up on you. So, whatever your dietary preferences, animal-based (meat, fish, eggs, dairy) or plant-based (tofu, nuts, seeds, lentils) protein can enable you maintain muscle as you age. Can provide essential nutrients.