The PeakedLabs Journal
Evidence-based guides on performance optimization, hormone therapy, and peptide protocols — written to help you compare before you commit.
Peptides & Longevity
27 min
NAD+ is being prescribed alongside TRT at an increasing number of specialist men's health clinics. But what does the research actually say about combining them? Here is what we know about NAD+ deficiency, testosterone metabolism, and whether IV or oral NAD+ supplementation meaningfully improves outcomes on TRT.
Peptide Costs
22 min
Sermorelin programs range from $150 to $600+ per month depending on the clinic model and whether labs and monitoring are included. Here is the honest cost breakdown so you can compare options without getting misled by headline pricing.
TRT Education
21 min
The short answer: no, not meaningfully. OTC testosterone boosters are classified as dietary supplements — a category the FDA regulates far less strictly than prescription drugs. Here is what that actually means for safety, labeling accuracy, and whether these products can do what they claim.
Peptide Therapy
26 min
Most peptide users quit too early or read hype timelines too optimistic to be useful. Here is when each major peptide actually starts working — with mechanistic context so you know whether to wait, adjust, or stop.
TRT Safety
29 min
Low testosterone is a meaningful driver of bone loss in men — and the T-Trials and TRAVERSE both show TRT can reverse it. But the biggest bone health risk on TRT is not hypogonadism. It is anastrozole overuse crashing estradiol.
TRT Protocol
28 min
Most men starting TRT focus on the prescription. The smarter move is understanding the blood work — what to test, when to test it, and which numbers actually require action. This is the complete monitoring guide.
Testosterone Optimization
26 min
Most advice on raising testosterone naturally oversells what lifestyle changes can do. This guide ranks every major natural strategy by effect size, gives realistic expectations, and explains when natural approaches hit their ceiling.
TRT Side Effects
26 min
Brain fog and concentration problems are among the most commonly reported low-T symptoms — but the relationship between testosterone and cognitive function is more nuanced than most TRT content acknowledges. Here is what the research actually shows, and how to tell whether your brain fog is hormone-related.
Sexual Health
27 min
PT-141 works through a completely different pathway than testosterone or Viagra — it activates melanocortin receptors in the brain to directly stimulate sexual motivation. Here is what the clinical evidence actually shows for men, and what using it looks like in practice.
TRT Safety
23 min
For 40 years, the medical community assumed testosterone fed prostate cancer — based on thin, outdated evidence. The TRAVERSE trial and the Saturation Model have largely overturned that view. Here is what the research actually shows about TRT and prostate health in 2026.
TRT Safety
25 min
For years, conflicting data made cardiovascular risk the most debated topic in TRT. The 2023 TRAVERSE trial — 5,246 men, 33-month median follow-up — settled the primary question: TRT in hypogonadal men does not significantly increase major cardiovascular events. Here is what the evidence actually shows.
TRT
23 min
TRT reliably improves libido — but erectile dysfunction is more complicated. Here is what the research actually shows about testosterone and ED, when TRT is enough on its own, and when you need a PDE5 inhibitor or PT-141 in combination.
Peptide Safety
21 min
Most peptide side effect content is either too dismissive ('side effects are rare and mild') or too alarming. This guide covers what actually tends to happen across common peptide categories, when symptoms are expected and manageable, and when they are a signal that something is wrong — with your protocol, your provider, or your peptide source.
Peptide Costs
20 min
TB-500 pricing ranges from $30 to $700+ per month depending on how you source it and whether you include clinical oversight. Here is the honest cost breakdown by path so you can compare options without getting misled by headline pricing.
TRT Deep Dives
22 min
TRT reliably adds lean body mass in hypogonadal men — but the amount, the timeline, and whether it translates to real-world strength depend on things most articles skip. Here is what the research actually shows.
TRT Deep Dives
25 min
Low libido is one of the top three reasons men seek TRT — and one of the most responsive symptoms to treatment. But the mechanism, the timeline, and the important distinction between desire and erection quality are almost never explained well. Here is what the research actually shows.
TRT Side Effects
20 min
TRT does not cause hair loss. DHT does — but only in men who are genetically susceptible to androgenetic alopecia. Whether TRT accelerates hair thinning depends almost entirely on your genetics, the delivery route you use, and whether you address it proactively. Here is the full clinical picture.
Peptide Clinics
22 min
The February 2026 peptide reclassification changes everything about how you evaluate online peptide clinics. With BPC-157 and TB-500 returning to legal compounding, more clinics will offer peptide programs — but not all of them will offer safe, accountable care. This guide is your evaluation framework.
TRT Education
24 min
Men searching 'does TRT help with weight loss' are usually asking the wrong question. The better question is: is low testosterone the reason fat keeps accumulating despite doing everything right? This guide explains the hormone-body-composition feedback loop, what the research actually shows, and when TRT is and is not the right lever to pull.
Peptide Costs
21 min
BPC-157 pricing ranges from $30 to $800+ per month depending on how you source it and whether you include clinical oversight. Here is the honest cost breakdown by path so you can compare options without getting misled by headline pricing.
TRT Side Effects
22 min
Sleep and testosterone have a bidirectional relationship that most TRT articles skip over. Low T can worsen sleep quality, poor sleep can suppress testosterone production, and TRT itself may change your sleep architecture in ways that need monitoring. Here is the full clinical picture.
TRT Side Effects
24 min
Low testosterone and anxiety share a bidirectional relationship that most men — and many clinics — overlook. Low T can cause anxiety-like symptoms through multiple biological pathways, but TRT is not a direct anxiolytic and the evidence for mood benefits is more nuanced than the marketing version suggests. Here is the full clinical picture.
TRT Logistics
30 min
Switching TRT providers feels risky because the worst-case scenario — a treatment gap where you run out of testosterone mid-transfer — is avoidable but happens constantly. The reason it happens is poor timing, not poor intentions. This guide gives you the exact planning framework to switch clinics without missing a single dose.
TRT Education
24 min
Testosterone cypionate and enanthate are functionally very similar — but the differences in half-life, carrier oil, injection experience, availability, and cost can matter for your specific protocol. Here's what actually distinguishes them and how to choose.
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