Chris Masterjohn, PhD
Mastering Nutrition
Welcome to the Mastering Nutrition podcast. Mastering Nutrition is hosted by Chris Masterjohn, a nutrition scientist focused on optimizing mitochondrial health, and founder of BioOptHealth, a program that uses whole genome sequencing, a comprehensive suite of biochemical data, cutting-edge research and deep scientific insights to optimize each person's metabolism by finding their own unique unlocks. He received his PhD in Nutritional Sciences from University of Connecticut at Storrs in 2012, served as a postdoctoral research associate in the Comparative Biosciences department of the University...
Author
Chris Masterjohn, PhD
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Latest episode
Dec 15, 2025
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Episodes
Iron deficiency without anemia? | Masterjohn Q&A Files #252 09.08.2021 7:46
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
How to Calculate the Amount of a Nutrient in a Complex | Masterjohn Q&A Files #251 06.08.2021 5:52
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
Eggs, Choline Bisulfate, and TMAO | Masterjohn Q&A Files #250 05.08.2021 18:35
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
Floxed: How to Recover From Cipro | Masterjohn Q&A Files #249 04.08.2021 24:43
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
If you correct a deficiency too fast, can you make it worse? | Masterjohn Q&A Files #248 03.08.2021 14:14
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
If my methionine is high, do I need to worry about betaine? | Masterjohn Q&A Files #247 02.08.2021 3:44
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
How do I eat to protect my joints? | Masterjohn Q&A Files #246 30.07.2021 7:55
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
Why do glycine and salt help with sleep? | Masterjohn Q&A Files #245 29.07.2021 5:25
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
Will lowering my PTH with calcium reverse my atherosclerosis? | Masterjohn Q&A Files #244 28.07.2021 6:37
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
How long does it take environment to change gene expression, epigenetics, and genetics? | Masterjohn Q&A Files #243 27.07.2021 10:41
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
What does it mean if you're helped by SAMe? | Masterjohn Q&A Files #242 26.07.2021 3:22
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
Why would glutathione cause a headache? | Masterjohn Q&A Files #241 23.07.2021 3:26
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
Can antioxidants increase homocysteine? | Masterjohn Q&A Files #240 22.07.2021 3:28
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
Why is methylfolate the off-switch for the glycine buffer system? | Masterjohn Q&A Files #239 21.07.2021 4:15
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
Potassium supplements for salt-sensitive high blood pressure? | Masterjohn Q&A Files #238 20.07.2021 5:07
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
Can a high-protein diet hurt nitric oxide and raise blood pressure? | Masterjohn Q&A Files #237 19.07.2021 5:36
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
General supplement recommendations for a physically active male in his 30s | Masterjohn Q&A Files #236 16.07.2021 4:33
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
For how long does methionine from a meal support methylation? | Masterjohn Q&A Files #235 15.07.2021 4:38
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
Could collagen hurt absorption of iron from iron bisglycinate? | Masterjohn Q&A Files #234 14.07.2021 3:28
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
Combining carbs and fat, LDL-C, calcification, and atherosclerosis | Masterjohn Q&A Files #233 13.07.2021 13:04
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
Could low-normal phosphorus be from my calcium intake? | Masterjohn Q&A Files #232 12.07.2021 5:44
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
Exercising in the fasted state | Masterjohn Q&A Files #231 09.07.2021 12:00
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
What does an upregulated GGT gene do to glutathione status? | Masterjohn Q&A Files #230 08.07.2021 4:01
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
A question on urinary lactate, pyruvate, and Krebs Cycle metabolites | Masterjohn Q&A Files #229 07.07.2021 11:51
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
High-dose EPA, triglycerides, and general health | Masterjohn Q&A Files #228 06.07.2021 8:16
Please consider supporting my work by making a purchase using these links at one of my affiliates: https://chrismasterjohnphd.com/foursigmatic , https://chrismasterjohnphd.com/paleovalley , https://chrismasterjohnphd.com/seekinghealth , https://chrismasterjohnphd.com/ancestralsupplements , https://chrismasterjohnphd.com/magicspoon , https://chrismasterjohnphd.com/lmnt Plenty more at https://chri...
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