234. 12 Things The Supplement Industry Doesn't Want You to Know
The Kris Gethin Podcast
Kris Gethin
4.9 • 598 Ratings
🗓️ 20 November 2025
⏱️ 29 minutes
🧾️ Download transcript
Summary
Most people assume supplements are helping their health and performance. The reality is that a large part of the industry is built on cheap ingredients, artificial additives, and labels designed to look impressive instead of delivering results. I've been in this industry for nearly three decades as a writer, editor, and brand owner, and I've seen exactly what happens behind the labels.
In this episode, I break down twelve things supplement companies hope you never learn, including how many amino acids are sourced from bird feathers and human hair, why artificial sweeteners disrupt your gut and hormones, how high-stim pre-workouts create dependency instead of energy, and why grain-fed whey can carry glyphosate residues.
We also cover diluted store-brand formulas, contaminated botanicals, heavy metals in vegan proteins, and influencer marketing tactics that hide the truth. After this episode, you'll know how to read your labels, choose better products, and protect your health.
This episode is your supplement audit. After you listen, go check your cupboard. Some of what you find may surprise you.
What's Discussed:
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(00:02) The Supplement Industry's Dirty Secrets
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(01:08) What's Really in Your Amino Acids
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(03:24) Generic vs. Clinically Tested Ingredients
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(05:56) Artificial Sweeteners and Your Gut
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(10:24) The Cost of High-Stim Pre-Workouts
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(12:31) Why Retail Shelf Products Are Watered Down
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(14:45) Contaminated Botanicals and Heavy Metals
Thank you to our sponsors:
NAD + Cell Shield from Biostack Labs → https://biostacklabs.com/kris
BiOptimizers — code KRIS10 for 10% off → https://bioptimizers.com/
Timeline Nutrition — 20% off for my listeners → timeline.com/GETHIN
LVLUP → If you want to support your gut and recovery, use code GETHIN for 15% off GI Repair at lvluphealth.com
Find more from Kris:
Website: https://www.krisgethin.com/
Instagram: @krisgethin
Youtube: https://www.youtube.com/krisgethin
Transcript
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| 0:00.0 | Now, before we dive into today's episode, I first want to thank our sponsor, Level Up Health. |
| 0:05.7 | Now, if you're doing everything right, like you're training hard, you're tracking macros, |
| 0:09.8 | you're eating clean, but your fat loss has completely stalled, the issue might not be your |
| 0:15.4 | metabolism, nutrition or training plan. It could be in your guts. Now, here's the truth. |
| 0:20.4 | When you gut lining is inflamed or |
| 0:22.1 | damage, your body cannot absorb nutrients efficiently or eliminate toxins properly. This leads to |
| 0:29.4 | chronic inflammation, hormonal balance, and stubborn fat that refuses to budge, no matter how dialed |
| 0:36.2 | in your program is. And that's why I use ultimate GI |
| 0:40.3 | repair from level up health. Now, this cut in edge formula is an orally bioavailable peptide stack |
| 0:47.9 | that delivers clinically backed ingredients to heal and protect your digestive system. You've got BPC-157 and GHKCU, peptides that accelerate |
| 0:58.8 | gut lining repair. Then you have Larazzoid, which is a peptide that seals a leaky gut barrier. |
| 1:08.2 | Then you've got tributrin, you have zinc al-canocene, which are compounds that reduce |
| 1:14.4 | inflammation and strengthen digestion. Then you have cursitin and sodium bicarbonate, which are |
| 1:19.5 | ingredients to support gut integrity and enhance absorption. And yes, all of these are found in |
| 1:26.1 | Level Up Health's ultimate GI repair, which is probably the most powerful gastro-intestinal healing product in the world. |
| 1:36.2 | Because here's a deal. Sluggish digestion equals sluggish metabolism. That's a fact. When your gut isn't optimized, your energy recovery, |
| 1:45.9 | your fat burning potential are all compromised. You fix your gut and everything else starts working |
| 1:51.6 | again. And Level Up makes it extremely simple and convenient to heal it fast. So head on over |
| 1:57.7 | to leveluphealth.com and use the code gethin at checkout for 15% off your order sitewide. |
| 2:04.9 | Again, that is L-V-L-U-P-H-H-H-com and use the code G-E-T-H-I-N for 15% off. |
| 2:15.7 | Now, let's dive into today's episode. |
| 2:23.2 | Welcome to the Chris Skettin podcast where we dive deep into the science of building |
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