The Power of Protein: Understanding its Role in Health and Well-being
Let’s dive into the topic of protein and explore this macronutrient’s power for our overall health and well-being. Proteins are responsible for building and repairing tissues, maintaining muscle mass, protecting bones, supporting weight loss efforts, and more. There is so much conflicting information surrounding protein intake, it is important to understand its importance so you can determine the right amount for your body. This will have a great impact on you in reaching your health goals. So let’s dive in and explore the power of protein.
The Essential Macronutrient: Dispelling the Protein Myth
Protein is considered an essential macronutrient, meaning we must ingest it to survive and function properly. It breaks down into amino acids that help build new tissue, allowing our bodies to regenerate and replace damaged tissue effectively. Muscle maintenance and the growth of new muscle mass rely on the amino acids derived from protein. Carbohydrates do not build muscle, it only gives a temporary “puffy” appearance to muscle, it is the protein that is responsible for muscle tissue development.
The Role of Protein in Bone Health
Protein also plays a role in maintaining bone health and preventing fragility as we age. The amino acids derived from protein make a protective sheath that surrounds our bones, ensuring they remain strong and resilient. By promoting muscle growth and fortifying bone health, protein helps prevent bone fractures and enhances overall strength and stability as we age.
Determining Protein Needs: Recommended Daily Allowance (RDA)
Determining the ideal protein intake is challenging due to all the conflicting advice. The Recommended Daily Allowance (RDA) was set by the National Academy of Medicine for protein; they suggest a minimum of 0.8 grams of protein per kilogram of body weight per day for adults. Remember that many will say that is how much you should take in, however, it is the bare minimum you need. The National Academy of Medicine also states that protein should contribute between 10% and 35% of daily caloric intake, leaving a significant range for individual needs. This is why it is so confusing.
To determine your protein requirements, consider your activity level and start with a moderate protein, higher if you are extremely active. Then experiment to find the protein amount that makes you feel your best and allows you to reach your goals. Keep in mind that studies suggest the RDA may not provide sufficient protein to maintain muscle mass, and strength, and reduce the risk of strokes and other health issues.
Protein’s Impact on Stroke Risk and Weight Management
Studies show the positive effects of protein intake on reducing the risk of strokes and aiding weight loss and management efforts. Research conducted in China, analyzing seven studies with over 250,000 participants, revealed that individuals with higher protein intake had a 20% lower likelihood of experiencing strokes. Additionally, the risk of stroke decreased by 26% with every increase of 20 grams of protein per day.
Protein contributes to weight loss and weight management by increasing energy expenditure during digestion. Protein has the highest thermogenic effect, 20-30% of its calories are used during digestion. In contrast, carbohydrates have a thermogenic effect of only 5-10%. Besides increasing your energy usage while digesting. Excess protein is generally excreted through your urine after 24 hours instead of being stored as fat. The process to store protein is so complex that it will only happen on demand rather than just because. So your steak does not turn into cake in your body.
Debunking the Protein-Kidney Connection
Contrary to belief, consuming high protein does not negatively affect kidney function in healthy individuals. A study published in the Journal of Nutrition analyzed changes in glomerular filtration rate (GFR) and its actual effect on the kidneys. While GFR increased with a higher protein diet, when they compared the changes in GFR they found that dietary protein had no effect concluding that high protein diets do not have a negative effect on kidney function in healthy adults.
Choosing Quality Protein Sources
Choose quality protein when increasing your protein intake. Plant-based proteins can provide essential amino acids, however, you need to combine different plant sources to obtain a complete amino acid profile. Animal proteins, on the other hand, offer a complete package of amino acids, making it easier for our bodies to obtain the necessary nutrients. Aim to include a minimum of 30 grams of quality protein in each meal, especially if you consume three meals a day.
To Wrap it Up
Protein is a powerhouse macronutrient. It is needed for building and repairing tissues, to maintain muscle mass, protecting bones, aiding in weight loss efforts, and reduce the risk of strokes. Protein offers numerous health benefits. Determining the ideal protein intake can be confusing due to conflicting information, experimenting with different levels can help you find the right balance. Remember to focus on quality protein sources and consult a healthcare professional if you have specific dietary concerns or medical conditions. Embrace the power of protein and enjoy the benefits it brings to your overall well-being.
Sources Quoted in the Podcast
- https://www.hsph.harvard.edu/nutritionsource/what-should-you-eat/protein/
- https://n.neurology.org/content/83/1/19.short
- https://pubmed.ncbi.nlm.nih.gov/15466943/
- https://examine.com/outcomes/thermic-effect-of-food/
- https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6236074/
- https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5872778/