Marcus T.'s routine, rated
Marcus does everything the optimization internet tells him to. Some of it is genuinely smart. A lot of it is expensive theater that's actively working against his stated goal. Here's the routine, then the teardown.
What's working
Real credit where it's due. Cold exposure and Zone 2 are legitimate, and his curiosity about his own data (CGM, Oura) is exactly the mindset that produces results. Zone 2 training in particular is one of the highest-value things on this list, cardiorespiratory fitness is one of the strongest predictors of all-cause mortality we have, with each 1-MET improvement linked to an 11–17% lower mortality risk.[1] He's also lifting consistently. The foundation is good.
What's wasting his money and effort
Here's where the optimization industry has gotten to Marcus.
The supplement stack is mostly hope. Of the 14, maybe four have solid evidence (creatine, which he's somehow not taking, magnesium, omega-3, vitamin D). NMN, NR, resveratrol, "mitochondrial blends," and hydrogen tablets are sold on mechanism and mouse data, not human outcomes. The single most proven performance and lean-mass supplement in existence, creatine monohydrate, safe up to 30 g/day for 5 years, is missing from a 14-item stack.[2] That's the optimization world in miniature: exotic compounds in, the boring proven one forgotten.
Hydrogen water is the clearest waste. The molecular-hydrogen evidence is a handful of small, short, low-quality trials. Paying a premium for it while chasing "longevity" is spending real money on one of the thinnest evidence bases on the shelf.
And the big one: OMAD is sabotaging his muscle goal. Marcus wants recomposition, then eats once a day and trains fasted. Muscle protein synthesis is threshold-driven, it needs roughly 2.5–3 g of leucine per meal to maximally fire, and the response to a single enormous protein bolus doesn't scale the way three distributed feedings do.[3][4] Cramming 150 g of protein into one sitting leaves most of the day in a non-building state. He's fighting his own physiology for the aesthetics of a clean routine.
Do this instead
- Redirect the supplement budget. Cut NMN, NR, resveratrol, hydrogen tablets, the greens powder, and the "mitochondrial blend." Add creatine (5 g/day).[2] Keep magnesium, omega-3, D, electrolytes. You'll save ~$250/month and get better results.
- Spread protein across 2–3 meals. Even widening to a 6-hour, two-meal window lets you clear the leucine threshold twice instead of once.[3]
- Stop training fasted if recomposition is the goal, a little protein pre-lift improves the session's anabolic response.[4]
- Keep the cold, the Zone 2, and the tracking. Those are the parts actually moving the needle.[1]
The verdict
Marcus doesn't need to do more. He needs to delete half of it and get the basics right. The optimization trap is mistaking complexity for progress.
References
- 1.Kodama S, et al. (2009). Cardiorespiratory fitness as a quantitative predictor of all-cause mortality and cardiovascular events in healthy men and women: a meta-analysis. JAMA 301(19):2024–2035. PMID: 19454641. Link
- 2.Kreider RB, et al. (2017). International Society of Sports Nutrition position stand: safety and efficacy of creatine supplementation in exercise, sport, and medicine. Journal of the International Society of Sports Nutrition 14:18. PMC5469049. Link
- 3.Zaromskyte G, et al. (2021). Evaluating the leucine trigger hypothesis to explain the post-prandial regulation of muscle protein synthesis. Frontiers in Nutrition 8:685165. Link
- 4.van Vliet S, Burd NA, van Loon LJ (2015). The skeletal muscle anabolic response to plant- versus animal-based protein consumption. Journal of Nutrition 145(9):1981–1991. PMID: 26224750. Link
- 5.National Institutes of Health, Office of Dietary Supplements (2026). Dietary supplements fact sheets (magnesium, omega-3, vitamin D). NIH ODS. Link
This article is for educational purposes only and is not medical advice. It is not a substitute for professional diagnosis, treatment, or the guidance of a qualified clinician. Always consult your physician before changing your diet, starting a fast, taking supplements, or beginning a new training or heat/cold protocol, especially if you are pregnant, breastfeeding, managing a medical condition, or taking medication.