Free shipping on US orders over $150 Performance • Brain • Deep Sleep • Longevity Clinically inspired ingredients • No fluff Made in the USA under GMP quality control Free shipping on US orders over $150 Performance • Brain • Deep Sleep • Longevity Clinically inspired ingredients • No fluff Made in the USA under GMP quality control
5-HTP

5-HTP

4.91 / 5 · 237+ real US customers
$19.90
+ applicable taxes Less than $0.66 per day on a 30-day bottle.

☕ Less than a daily coffee — $2.99/day for peak mental performance

Clinically inspired formula designed to support performance, focus, sleep and recovery — powerful results at a price that makes daily use a no-brainer.

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Made in USA GMP

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  • Performance + brain focus for demanding days.

  • Deeper, more restorative nights to support recovery and mood.

  • Transparent formulas — no BS blends, no fake hype.

Lion's Mane 500mg  •  Alpha-GPC 300mg  •  L-Theanine 200mg  •  Rhodiola 150mg

60 Capsules per bottle
Clinically Dosed ingredients
FDA Facility manufactured
The System Complete Your Stack
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SNX Infrastructure

Built In
The USA.

Produced and shipped through FDA‑registered facilities operating under GMP standards.

No overseas bulk inventory.
No unknown supply chain.

US Fulfillment

All orders are fulfilled and shipped from within the USA using trusted domestic carriers.

Quality Controlled

Manufactured in FDA‑registered facilities under strict GMP standards for safety and purity.

Domestic Shipping

Fast, reliable shipping across the United States with full tracking.

Human Performance Systems X


Your nervous system
deserves a real recovery.

Not sedation. Not dependency. Biological sleep support that works with your physiology — every night, for the long run.

Build My Stack Satisfaction Guaranteed — We Make It Right
$19.90 PER CYCLE
17% SUBSCRIPTION DISCOUNT
60d PROTOCOL CYCLE
0 LOCK-IN — CANCEL ANYTIME