What Are the Real-World Core Hair Retention Protocols?

If you read enough tressless progress posts, a pattern falls out: the guys who actually hold onto their hair for a decade aren't running exotic stacks. They're running a boringly consistent core of a systemic DHT blocker, minoxidil, and a scalp anti-inflammatory - and they started earlier than you did. Everything else (RU58841, pyrilutamide, oral minoxidil, tadalafil, microneedling, peptides) is layered on top of that core, not substituted for it.

This post is the shape of those real-world protocols: the tiers, the synergy, and the honest escalation path when tier 1 isn't enough.

Tier 1: the core that actually works#

The most-cited long-term success stack across both male and female hair loss communities is the same three-legged stool it has been for fifteen years:

• Finasteride 1 mg/day oral (or 0.5 mg every other day - roughly equivalent DHT suppression with a slightly better side-effect profile in user reports)
• Minoxidil - 5% topical twice daily, or 2.5-5 mg oral once daily
• Ketoconazole 2% shampoo 2-3x/week, lathered and left on for 3-5 minutes

This is the baseline. The reason it keeps winning isn't novelty - it's that each agent hits a different mechanism. Finasteride cuts systemic DHT ~60-70%. Minoxidil extends anagen and improves follicular blood supply. Ketoconazole is a weak topical antiandrogen and, more importantly, controls the Malassezia-driven seborrheic inflammation that accelerates miniaturization on a scalp that's already under DHT pressure.

If you are not already on all three, that is almost always the correct next move before you start shopping for RU58841 vendors.

Tier 2: oral minoxidil, dutasteride, microneedling#

The second tier is where most of the community-reported "I went from stabilized to actually regrowing" stories live.

Oral minoxidil (2.5-5 mg) has quietly replaced topical for a lot of experienced users. Reasons:

• No scalp itch, no flakes, no forehead hair, no daily goop
• Compliance goes from 60% to 100% overnight
• Body hair and mild ankle edema are the main trade-offs; a small dose of spironolactone or a diuretic day handles edema for the few who get it

Dutasteride 0.5 mg (daily, or 2-3x/week) suppresses DHT ~90% vs finasteride's ~70% and hits the type 1 isoenzyme finasteride misses. Users who plateau on fin for 12+ months and still see slow vertex thinning are the classic dut candidates. The sides profile is roughly the same as fin - if you tolerate one, you almost always tolerate the other. If you are planning conception in the next 6-12 months, be aware both drugs reduce semen parameters modestly and dut has a much longer washout (~6 months) than fin (~week).

Microneedling at 1.5 mm, once a week, is the single highest-ROI addition after the core stack. The 2013 Dhurat trial showed meaningful improvement over minoxidil alone. Don't microneedle the same day you apply topical minoxidil or any topical antiandrogen - wait 24 hours for the micro-channels to close, unless you specifically want enhanced systemic absorption (you usually don't).

Tier 3: topical antiandrogens and scalp microcirculation#

This is where you go when you're running tier 1 + tier 2 and still losing ground, or when you're on AAS and need localized DHT blockade that doesn't wreck your systemic androgen signaling.

• RU58841 5% topical, 50 mg/day applied to the scalp. Potent local AR antagonist, effectively no systemic absorption at normal doses in user reports, and the go-to for anyone running a cycle who refuses to touch oral finasteride. Stability is the main practical problem - buy from a vendor who third-party tests, store in the fridge, and expect a usable shelf life of a few months once reconstituted.
• Pyrilutamide (KX-826) - newer, cleaner solubility profile, weaker AR binding than RU but with real Phase III data behind it. Reasonable choice if RU58841 makes you nervous.
• Topical finasteride/dutasteride - lower systemic exposure than oral, preserves most of the scalp effect. A good middle ground for users who got sides on oral fin but still want 5-AR inhibition.
• Tadalafil 2.5-5 mg daily - improves scalp microcirculation, lowers blood pressure (useful on cycle anyway), and has a small but real pro-hair signal in the literature. Stacks cleanly with oral minoxidil. Plainly: do not combine with nitrates or any nitric-oxide donor - severe hypotension.

"Finasteride + topical/oral minoxidil (often with ketoconazole) show up as the core of most long-term 'I actually stabilized/regrew' success" - r/FemaleHairLoss protocol roundup

Running hair retention on cycle#

This is the case that breaks stock dermatology protocols. AAS - especially anything that aromatizes minimally or converts to DHT-family metabolites (masteron, proviron, any DHT derivative) - will blow through oral finasteride's 70% suppression. Trenbolone doesn't convert but is independently catastrophic for follicles in genetically susceptible users.

The cycle-aware stack most experienced users converge on:

Layer	Compound	Why
Systemic	Finasteride or dutasteride	Baseline 5-AR suppression
Local	RU58841 or topical dut	Block what slips through locally
Growth	Oral minoxidil 2.5-5 mg	Non-negotiable on cycle
Circulation	Tadalafil 5 mg daily	BP control + scalp flow
Anti-inflammatory	Ketoconazole 2%	Manage seborrhea from elevated sebum

If you're running a DHT-derivative, accept that finasteride alone will not save you. Topical AR antagonists are the actual answer.

How to know if it's working#

You cannot eyeball this. The standardized tools the community uses:

• Same-lighting, same-angle photos every 4 weeks. Hairline, crown, temples, parting. Phone on a tripod, overhead window light, dry hair combed the same way.
• Shed count - hairs in the shower drain or on a pillowcase over a fixed window. A 3-6 month baseline before you start, then track deltas.
• 12-month evaluation horizon. Minoxidil has a shed phase weeks 2-8. Finasteride takes 3-6 months to start visibly working and 12-18 months to show its full effect. Don't judge a protocol at month 4.

If you are 12 months in on a full tier 1 + tier 2 stack with clean photos and still miniaturizing, that is the signal to add a topical antiandrogen or escalate fin to dut - not to bail on the core.

Bottom line#

The core stack is finasteride (or dut), minoxidil (oral preferred for compliance), and ketoconazole. Add microneedling weekly. Add topical antiandrogens when you're on cycle or plateauing. Add tadalafil if you need the blood-pressure help anyway. Start earlier than you want to, measure with photos not feelings, and give it a full year before you decide anything isn't working.