Masterjohn Q
15 Podcast Episodes
How Much Iron Can We Absorb At Once? | Masterjohn Q&A Files #320
How Much Iron Can We Absorb At Once? | Masterjohn Q&A Files #320
Question: How much iron can we absorb at once? Short Answer: High-dose iron will produce more total absorbed iron, but w... Read more
31 Jul 2023
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28mins
Phosphatidylcholine and TMAO | Masterjohn Q&A Files #312
Phosphatidylcholine and TMAO | Masterjohn Q&A Files #312
Question: If I'm at risk of heart disease and phosphatidylcholine increases my TMAO, should I stop the supplement? Sho... Read more
3 Apr 2023
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21mins
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Statins Vs. Sulfur for Heart Disease | Masterjohn Q&A Files #307
Statins Vs. Sulfur for Heart Disease | Masterjohn Q&A Files #307
Short Answer: From the trials, statins seem to reduce heart disease risk and total mortality, but it is impossible to se... Read more
23 Jan 2023
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28mins
Why is an IV more hydrating than salted water? | Masterjohn Q&A Files #303
Why is an IV more hydrating than salted water? | Masterjohn Q&A Files #303
Short Answer: If it can’t be explained by the dose of salt, it may be that the salt is not being absorbed orally. Glucos... Read more
28 Nov 2022
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3mins
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How to Increase or Decrease SHBG? | Masterjohn Q&A Files #302
How to Increase or Decrease SHBG? | Masterjohn Q&A Files #302
Short Answer: SHBG is increased by adiponectin (vitamin K2, insulin sensitivity), thyroid hormone, fasting physiology (A... Read more
14 Nov 2022
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14mins
Protein and Longevity | Masterjohn Q&A Files #301
Protein and Longevity | Masterjohn Q&A Files #301
Short Answer: While protein restriction may have value in people with established cancer or kidney disease, cycling robu... Read more
24 Oct 2022
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33mins
Why do my urinary B6 markers say I'm deficient if I'm supplementing and my plasma levels are high-normal? | Masterjohn Q&A Files #300
Why do my urinary B6 markers say I'm deficient if I'm supplementing and my plasma levels are high-normal? | Masterjohn Q&A Files #300
Short answer: Low or low-normal alkaline phosphatase may raise the plasma B6 level over the cellular level. Tryptophan m... Read more
10 Oct 2022
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6mins
The 3 Phases of Fasting: And How to Get Kicked Out of Each One | Masterjohn Q&A Files #299
The 3 Phases of Fasting: And How to Get Kicked Out of Each One | Masterjohn Q&A Files #299
Short answer: 4-6 hours after a meal the small intestine is emptied and the insulin-to-glucagon ratio declines; 25 hours... Read more
26 Sep 2022
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14mins
Will reishi, turmeric, or curcumin tank my testosterone? | Masterjohn Q&A Files #298
Will reishi, turmeric, or curcumin tank my testosterone? | Masterjohn Q&A Files #298
Short answer: Probably not. Animal studies showing a difference use huge doses in an unrealistic context. Human studies ... Read more
12 Sep 2022
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17mins
What if my A1C says I'm diabetic but my CGM says I'm fine? | Masterjohn Q&A Files #297
What if my A1C says I'm diabetic but my CGM says I'm fine? | Masterjohn Q&A Files #297
Short answer: Trust the CGM. HbA1c is confounded by red blood cell turnover and fructosamine 3-kinase activity. This... Read more
22 Aug 2022
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5mins
