by Carlene Starck, PhD - Metabolic Nutrition Scientist | Sep 4, 2026 | article, Natural Medicine
The role of nitrogen in measuring protein The “protein” in your food is not just amino acids. Which means that 20 g on the label is not 20 g amino acids. Food protein is commonly estimated from total nitrogen, but total nitrogen isn’t just protein...
by Carlene Starck, PhD - Metabolic Nutrition Scientist | Jun 24, 2026 | article, Natural Nutrition
Impact of non-protein components Is red meat good for us or bad for us? If you’ve been following me for a bit, you probably already know my answer.➡️ It depends. The reason why is best explained in pillar 4 of the Precision Protein Framework = The Package. What...
by Carlene Starck, PhD - Metabolic Nutrition Scientist | Mar 20, 2026 | article, Athletic Performance
Calories and ATP production 🔥 Calories ARE important but….we’re still talking about them like it’s 1890. I mean, what even IS a calorie? It’s just a measure of heat.In brief: Burn food in a lab ➡️ measure the heat produced ➡️ we get a number. Yet the body...
by Carlene Starck, PhD - Metabolic Nutrition Scientist | Jan 23, 2026 | article, Natural Nutrition
Protein and amino acid composition and digestibility Protein quality isn’t just about the protein.Current protein quality measures are based on amino acid composition and digestibility, and they have taken us a long way. They’ve been an important step forward and...
