PCF Blog
Editorial deep-dives on peptide therapy, GLP-1 providers, semaglutide costs, hormone optimisation, and longevity clinics — written to help you compare care carefully. Informational only, not medical advice.
Latest · GLP-1August 15, 2026
You've been taking a GLP-1 medication for eight months. The weight is down. The bloodwork looks better. But your physician just forwarded you a paper from Nature…
Read the article
PeptidesAugust 14, 2026
You're 47, your recovery from workouts has slowed, sleep quality has dropped, and your last bloodwork showed IGF-1 sitting at 98 ng/mL — technically…
Read article
LongevityAugust 12, 2026
You've booked the appointment. You've paid for the panel. You get back a 40-page PDF, flag your high LDL, notice your vitamin D is low, and that's about…
Read article
PeptidesAugust 11, 2026
You're 47, your bloodwork looks fine on paper, your doctor says you're healthy, and yet something has shifted — recovery takes longer, sleep is lighter,…
Read article
GLP-1August 10, 2026
A 52-year-old cardiologist sits across from her endocrinologist with lab results showing elevated fasting insulin, a creeping HOMA-IR score, and visceral…
Read article
HormonesAugust 9, 2026
You've been waking up exhausted, your gym progress has stalled despite consistent effort, and your libido has gone quiet in a way that feels unfamiliar.…
Read article
LongevityAugust 8, 2026
You're 44, your bloodwork comes back "normal," and your doctor closes the laptop. But you haven't slept past 5 a.m. without effort in two years, your gym…
Read article
PeptidesAugust 6, 2026
You're 47, your sleep lab results came back unremarkable, your hormone panel sits in the low-normal range that most doctors wave away, and you've started…
Read article
LongevityAugust 4, 2026
You've cleaned up your diet, you're sleeping reasonably well, you exercise four or five times a week. Your annual physical came back "normal." And yet…
Read article
PeptidesAugust 3, 2026
You've been lifting seriously for six years, sleeping eight hours, doing everything the biohacking content tells you to do — and then a blood panel at 41…
Read article
GLP-1August 1, 2026
You've done the research on both major GLP-1 options, you know one targets a single receptor and the other hits two, and you're trying to figure out…
Read article
GLP-1July 31, 2026
Your fasting glucose reads 108 mg/dL. Your doctor says you're not diabetic. You leave the appointment relieved — but that number sits in a range the…
Read article
HormonesJuly 30, 2026
A woman in her mid-forties has had her estradiol tested twice in the past year — once by her GP, who told her levels were "within range," and once by a…
Read article
PeptidesJuly 29, 2026
You're 47, your recovery after workouts has stretched from one day to three, your sleep is lighter than it used to be, and a recent panel showed IGF-1…
Read article
HormonesJuly 28, 2026
A man in his mid-forties books a blood panel expecting to confirm he's just tired from work stress. His total testosterone comes back at 312 ng/dL. His…
Read article
PeptidesJuly 27, 2026
You've been training consistently, sleeping well, eating clean. At 47, your recovery time has doubled, your sleep architecture has shifted, and your body…
Read article
LongevityJuly 25, 2026
You've been taking 500 mg of nicotinamide riboside every morning for six months. You bought the premium brand, the one with the clinical trial on the…
Read article
GLP-1July 24, 2026
You started a GLP-1 medication to lose weight. Six months in, you've dropped 14% of your body weight — roughly in line with what the SURMOUNT-1 trial…
Read article
GLP-1July 23, 2026
You're at a women's health clinic because your thirties have left you carrying 22 extra pounds that didn't respond to the usual interventions, and your GP…
Read article
PeptidesJuly 22, 2026
You're sleeping seven hours but waking up exhausted. Your weight is shifting toward your midsection despite the same diet you've had for a decade. Your…
Read article
HormonesJuly 19, 2026
You're 41, your bloodwork came back "normal," and yet you're sleeping eight hours and still feel like you've been hit by a bus. Your libido has quietly…
Read article
PeptidesJuly 18, 2026
You're 47, sleep is decent, training is consistent, diet is clean. But recovery takes longer than it did five years ago, focus drifts by mid-afternoon,…
Read article
LongevityJuly 17, 2026
You've done the bloodwork your GP orders once a year. TSH in range, cholesterol acceptable, fasting glucose fine. Technically you're healthy. But you're…
Read article
LongevityJuly 13, 2026
You've read the David Sinclair interviews, you've seen the nicotinamide riboside capsule bottles stacking up in longevity influencer content, and now…
Read article
GLP-1July 11, 2026
You've been on a GLP-1 medication for eight months, lost 18 pounds, and now your insurance has dropped coverage, the compounding pharmacy you relied on…
Read article
GLP-1July 10, 2026
You've been on a GLP-1 medication for eight months, lost 18 pounds, and now your prescription is running $400 a month out of pocket. Your prescriber…
Read article
LongevityJuly 9, 2026
You're 44, your bloodwork looks fine, and you've started noticing the gap between how you feel at 9 a.m. versus 3 p.m. Someone in your running group…
Read article
HormonesJuly 7, 2026
You're 44, your bloodwork looks "normal," and your doctor tells you there's nothing to treat. But you're sleeping six hours and waking up exhausted, your…
Read article
PeptidesJuly 4, 2026
You're 47, your bloodwork looks fine on paper, and your doctor has nothing to offer except "keep doing what you're doing." Meanwhile, you're reading about…
Read article
HormonesJuly 2, 2026
A woman walks into a telehealth appointment at 42. She's sleeping poorly, carrying 12 pounds she couldn't shift even after cleaning up her diet, and her…
Read article
GLP-1June 30, 2026
You've been on a GLP-1 receptor agonist for six months, lost a meaningful amount of weight, and your prescriber is now asking whether you want to switch…
Read article