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Protein Power: Unlock Longer Fullness
13 Oct
Summary
- Protein digests slower, sending fullness signals to the brain.
- It boosts satiety hormones like GLP-1 and PYY.
- Aim for 20-30g protein per main meal for best effect.

Protein plays a crucial role in regulating appetite and promoting a lasting sense of fullness. Unlike refined carbohydrates, protein-rich meals digest more slowly, initiating a series of signals from the gut to the brain that effectively reduce hunger and enhance satiety. This digestive advantage is attributed to protein's breakdown into amino acids, which actively influence key appetite-regulating hormones.
Specifically, protein consumption stimulates the release of hormones such as GLP-1 and PYY, both known for signaling fullness. Concurrently, it helps to decrease ghrelin, often referred to as the 'hunger hormone.' This hormonal interplay contributes significantly to feeling satisfied for extended periods after consuming a protein-rich meal.
While the benefits are clear, the optimal amount of protein varies individually. A general guideline suggests aiming for approximately 20 to 30 grams of protein in each main meal to support sustained fullness. Whole, minimally processed protein sources like eggs, fish, chicken, dairy, dals, and beans are particularly effective. Incorporating fiber alongside protein, as found in pulses and legumes, further enhances satiety by slowing digestion and stabilizing energy levels.