Protocol Adjustments

Two changes this week: where the repair peptides actually go, and the step-up month two was already asking for. The body and the calendar both talk back.

Protocol Adjustments — Biohacking

A protocol isn't a monument. It's a running hypothesis. You set it, you watch what the body does, and you adjust the moment the data — or the calendar — tells you the map was slightly wrong. Two adjustments this week.

The Wolverine stack, re-aimed

BPC-157 and TB-500 get stacked together and treated like one thing. They aren't. They repair by completely different logistics, and that changes where the needle goes.

TB-500 is systemic. Low molecular weight, it dissolves into circulation and pools wherever tissue is asking for repair. Inject it in the abdomen, the thigh, the back of the arm — it still finds the shoulder. The site is irrelevant. So TB-500 stays exactly where it's easiest: the thigh rotation.

BPC-157 is local-first. Its signature move is angiogenesis — growing fresh blood supply into the stubborn, poorly-vascularized tissue where tendon meets bone. That effect is strongest where the concentration is highest, which means near the damage. So BPC-157 moves to the shoulder — the old fracture site that still talks eighteen months later.

The line I keep in my head: TB-500 is the systemic crew, dispatched everywhere at once. BPC-157 is the local road built straight to the wreck.

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Honesty tax. Most of the “inject near the injury” evidence is animal and mechanistic, not human trials. The shoulder move is an experiment with a sound rationale — not a guarantee. TB-500 going systemic, though, isn't even debatable: the molecule does not care where you put it.

Hitting the shoulder without hitting muscle

The shoulder is the hard part. It's lean — thin subcutaneous fat sitting on a lot of muscle — so the abdomen-style jab straight in at 90° lands you in the deltoid (intramuscular), not the fat. Subcutaneous is still the goal: into the fat pad over the muscle, never into the joint itself (intra-articular is unnecessary and a job for a professional). So the technique changes.

Aim. Find the bony point at the front tip of your shoulder — the anterior acromion. Drop 2–3 cm below it and slightly toward the chest. That anterior deltoid fat pad is the softest, most pinchable spot, and it sits right over the structures that ache. Pinch a fold of skin and fat, lift it off the muscle, and insert at 45° into the fold — not 90°. The rule that decides the angle: go 90° only if you can grab a full two inches of fat; on a lean shoulder you can barely pinch one, so 45° is what keeps you in fat and out of muscle. A short insulin needle (8 mm) does the rest.

Avoid

The bony tip itself. No fat, no point — just pain.

The surgical scar. Scar tissue absorbs poorly; stay 2–3 cm off it, in healthy tissue.

The groove between the deltoid and the chest. The cephalic vein runs there — pinch over the front of the deltoid, not in the crease.

Repeating the exact spot. Rotate each session (front, side, back of the shoulder) so you don't chew up one patch of fat.
Shoulder injection site just lateral to the surgical scar Shoulder site — just off the scar Inject 2–3 cm just OFF the scar — close to it (that's where the injury is), not far out Chest Deltoid arm bony tip — AVOID vein groove — AVOID surgical scar (the injury) don't inject ON it INJECT HERE just 2–3 cm off the scar (outer side, near the injury) pinch · 45° The pinch & the angle muscle (keep out) subq fat needle 45° tip sits in the fat, never the muscle inject scar avoid
Inject 2–3 cm just to the outer side of the scar — close to the injured tissue the scar marks, but off the scar and clear of the vein. Illustrative schematic, not to scale.
Subcutaneous BPC-157 into the shoulder — the shot in real time.
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Doing it solo (only one hand free)

Short needle (4–6 mm) — the clean fix. Straight in, no pinch needed; it is physically too short to reach muscle. You just swap to shorter syringes (the standard insulin ones carry a fixed ~8 mm needle).

A skin-pinch clip aid. Purpose-built one-handed pinchers exist — spring clips that grab the fold and hold it for you, so an 8 mm needle still lands in fat.

An improvised clip (a clothespin) in a literal pinch. It works — but alcohol-sterilize it every single time and keep it gentle. Least ideal of the three.

Bottom line: the short needle is the cleanest; reach for a clip only if you stay on the 8 mm.

Retatrutide, month two

The GLP-1 / GIP / glucagon triple agonist runs on a deliberate ramp. Month one is a low dose on purpose — you give the gut four weeks to stop revolting before you ask it for more. Month one was 0.5 mg a week. Months two through six are 1 mg. Same once-weekly rhythm, double the payload: 16.7 units becomes 33.3.

The real lesson wasn't the dose — it was the trigger. The step-up is keyed to the calendar, not to “when the vial runs out.” Get that wrong and you either overshoot early or — like I did — coast an extra few weeks at half dose, wondering why the appetite suppression plateaued. The body had adapted weeks ago. Month two was already here.


That's the whole game: set the hypothesis, read the feedback, move the needle — sometimes literally. A stack that never gets adjusted is just a habit wearing a lab coat.

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Related reading

The Wolverine Stack — the BPC-157 + TB-500 repair stack this builds on.

Retatrutide: The Off Switch — the GLP-1/GIP/glucagon agonist now stepping up to month two.

Blast & Cruise — the titration mindset behind dose changes.

Ancestral Massage — soft hands, the parasympathetic reset, and treating recovery as a protocol.