Episode 23: Protein Powders: What to look for, what they are made of, and how they work. episode artwork

EPISODE · Mar 4, 2026 · 26 MIN

Episode 23: Protein Powders: What to look for, what they are made of, and how they work.

from fitNERD · host Abbey Bell

Protein powder isn’t just a convenience food — it’s a metabolic signal.In this episode, we go beyond “20 grams per scoop” and talk about what protein actually does inside the body. Because when you ingest protein, you’re not just building muscle — you’re activating pathways.We break down:How protein is digested into amino acids and absorbedWhy leucine is the key trigger for mTOR and muscle protein synthesisThe difference between complete and incomplete proteinsPDCAAS and bioavailability (why 20 grams isn’t always 20 usable grams)Whey vs. plant protein from a digestion, absorption, and anabolic standpointWhat amino acid spiking is — and how companies game labelsThe role of essential amino acids in preserving lean massWe also unpack Gary Brecka’s Perfect Amino — what free-form essential amino acids are, how they’re absorbed differently from intact protein, and whether they truly improve nitrogen balance and utilization compared to whole food protein.And yes, we talk about the darker side of the industry:Heavy metalsArtificial sweeteners and insulin responseGums and gut irritation“Natural flavors”This is a deep dive into the physiology of protein — how it influences muscle, metabolism, blood sugar regulation, satiety hormones, and even aging pathways.If you care about performance, body composition, longevity, or feeding your family well, this episode will change how you look at that scoop forever.Because protein isn’t just macros.It’s messaging.Protein powder links:https://ballerinafarm.com/products/farmer-protein-powder-variety-packhttps://www.shopflavcity.com/collections/all/products/try-it-kit-classic-proteinhttps://shop.heartandsoil.co/a/collections/products?filters=proteinGary Brecka's Amino Acids: https://bodyhealth.com/pages/perfectamino-ultimate-human

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Protein powder isn’t just a convenience food — it’s a metabolic signal. In this episode, we go beyond “20 grams per scoop” and talk about what protein actually does inside the body. Because when you ingest protein, you’re not just building muscle — you’re activating pathways. We break down: How protein is digested into amino acids and absorbedWhy leucine is the key trigger for mTOR and muscle protein synthesisThe difference between complete and incomplete proteinsPDCAAS and bioavailability (w...

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Episode 23: Protein Powders: What to look for, what they are made of, and how they work.

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