The Better Way to Test Which Foods Work for You

24 Oct 2026 · 1 min
0:44

In this YouTube segment, JJ Virgin responds to a viewer, Beverly, who is 69 years old and struggling to lose 10–12 pounds despite a disciplined lifestyle that includes weight training, hiking, cycling, walking, skiing, and 14‑hour intermittent fasting. Beverly asks whether microbiome testing can guide her diet. JJ dismisses microbiome‑based diet recommendations as “bunk,” noting that while the microbiome may be interesting, it does not reliably dictate what an individual should eat. He instead suggests two practical routes to identify food issues: (1) a clinical food‑sensitivity test such as an IgG4 panel, and (2) the Virgin Diet elimination protocol, which removes seven specific foods for three weeks and then re‑introduces them one at a time to pinpoint sensitivities. JJ frames these approaches as actionable ways for Beverly to discover hidden food intolerances that may be hindering her weight loss.

Questions this video answers

Microbiome testing to dictate diet is bunk. You could have a food intolerance, so either do a food‑sensitivity test (IgG4) or try the Virgin Diet: eliminate seven specific foods for three weeks, then re‑introduce them one at a time to identify sensitivities.

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