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Performance Enhancing Supplements

SirenLabs is committed to providing high quality, performance enhancing supplements available to all those striving for an edge in health, fitness and training results.

Siren Labs product stack
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Making Innovation Your Training Partner

From elite fitness enthusiasts to bodybuilders, weekend warriors to professional competitors, our goal is to empower you to achieve the results you’re after, whatever they may be. With an emphasis on superior ingredients, precision formulation and studied innovation, we create cutting edge solutions tailored to furthering your athletic achievement and personal best performance. In accordance with our high standards, our products are sold through the GNC Franchise system, the long established industry leader offering the best in fitness and nutrition.

SirenLabs is sold exclusively at select GNC stores, Amazon, and fitlifebrands.com.

Find a GNC Store

Meet Your Cutting Edge

SirenLabs Products

Neuro Lean®
Nootropic Enhancing Thermogenic
SirenLabs

$75.99

MSRP:

(5) 4 reviews
Vaso-Vol
Liquid Muscle Pump Volumizer
SirenLabs

$74.99

MSRP:

(3.7) 3 reviews
Isolate Protein
Premium Whey Protein Isolate and Hydrolysate
SirenLabs

$61.74

MSRP:

(5) 1 review
Ultra Karbs®
Precise and Controlled Carbohydrate Intake
SirenLabs

$47.49

MSRP:

(4.8) 4 reviews
D1-T Strength
Ultimate Muscle Mass-Building Testosterone Booster
SirenLabs

$113.99

MSRP:

(0) 0 reviews
L-Carnitine ELITE BURN™
Rev Up Your Metabolism for Stronger Fat Loss Support
SirenLabs

$44.99

MSRP:

(0) 0 reviews
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Want to purchase at your local GNC store?

SirenLabs is available in select GNC stores. Use the map below to search for a location near you.

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