In this listener Q&A, Layne dives deep into your most-asked questions on supplements, protein sources, cholesterol, weight-loss medications, and more. As always, he breaks down the actual research and gives no-BS, evidence-based takeaways you can actually use.
Topics covered in this episode:
- Creatine HCl – Supplementing with which form of creatine (hydrochloride vs others)? What does the research actually show?
- David Protein Bars – Thoughts on the lawsuit and bars failing label tests (lawsuit update included)
- Plant proteins & amino acids – Do they really miss certain essential amino acids? Should it fully count toward your total daily protein intake?
- Ashwagandha safety – Should you be worried about liver toxicity?
- Collagen supplements – Benefits for tendons, joints, injury recovery, and connective tissue (even if it’s not great for muscle building)
- Dietary fiber – Why it’s important for health and practical ways to get more (supplements vs whole foods)
- LDL cholesterol – Oxidized LDL and particle size: what actually matters and why the debate exists
- GLP-1 medications – Are they just a “quick fix”? Willpower, muscle loss concerns, and what happens with weight regain after stopping
- And more!
Whether you’re optimizing your supplement stack, navigating plant vs animal protein debates, or curious about the latest on GLP-1s and cholesterol, this episode delivers clear, science-backed answers.
How about creatine HCl?
Supplementing With Which Form of Creatine (Hydrochloride … – PMC
What are your thoughts about the David Protein lawsuit and david bars failing label tests?
Lawsuit over calories in David protein bars is dropped – NBC News
I’ve heard people say plant proteins are missing certain amino acids but other people say that all plant proteins have all the amino acids. What am I missing?
Protein content and amino acid composition of commercially … – PMC
Should I count protein from plant proteins towards my total protein intake?
Should I be worried about liver toxicity with Ashwagandha?
Comprehensive safety evaluation of Withania somnifera … – PMC – NIH
You talk about Collagen being bad for muscle building but what about tendons, joints, injury recovery, and connective tissue?
The Effects of Ingesting a Single Bolus of Hydrolyzed Collagen …
You say fiber is important, but why? And how can we get more in, can I just supplement or does it have to be whole food?
The impact of dietary fiber consumption on human health – PubMed
I keep hearing it is not LDL cholesterol that matters, but oxidized LDL and particle size? Everyone has good arguments it seems, can you explain?
Effect of long-term exposure to lower low-density lipoprotein …
What do you think of GLP-1s? Aren’t they just a quick fix? Why don’t people just have more willpower? And don’t they cause muscle loss?.
Weight regain after cessation of medication for weight management
