1 Source Supplements - OTS Pre-Workout - 40/20 Servings

OTS (Off The Spectrum) is a nootropic-focused pre-workout designed to combine intense pumps, high-level focus, sustained energy and cognitive support into one fully loaded formula.

At the heart of the formula is a performance blend featuring 7g of L-Citrulline, 2.5g of Betaine Anhydrous and 2g of GlycerSize® to support nitric oxide production, hydration and training performance. To enhance focus and concentration, OTS includes 2g of L-Tyrosine, 1.2g of VitaCholine®, 600mg of Lion's Mane and NeuroPEA®.

The energy component delivers a powerful 400mg of caffeine per full serving alongside Pine Bark Extract, Coconut Water minerals and Pink Himalayan Salt for hydration support during demanding training sessions.

With premium-branded ingredients including AstraGin®, GlycerSize®, VitaCholine®, NeuroPEA® and Cocoabuterol®, OTS has been formulated for athletes seeking more than just energy. 

The combination of pump, focus and nootropic ingredients makes it suitable for intense training sessions where both physical and mental performance matter.

The Basics

• 40 half servings / 20 full servings
• 7g L-Citrulline per full serving
• 400mg caffeine per full serving
• 2g Betaine Anhydrous per full serving
• 2g GlycerSize® per full serving
• 2g L-Tyrosine per full serving
• 1.2g VitaCholine® per full serving
• Contains Lion's Mane and NeuroPEA®
• Includes AstraGin® and Cocoabuterol®
• Nootropic-focused pre-workout formula

How & When to Use

Half Serving (1 Scoop):

Mix 1 scoop (10.85g) with 300–500ml of cold water and consume 15–30 minutes before training.

Full Serving (2 Scoops):

 Mix 2 scoops (21.7g) with 300–500ml of cold water and consume 15–30 minutes before training.

New users should begin with 1 scoop to assess tolerance.

Ingredients Panel 

(Raspberry Lemon Sherbet Flavour)

Ingredients List

L-Citrulline, Betaine Anhydrous, GlycerSize®, L-Tyrosine, VitaCholine®, Taurine, CocoMineral®, Lion's Mane, Caffeine Anhydrous, NeuroPEA® (Eria Jarensis Extract), Pine Bark Extract, Pink Himalayan Salt, Macuna Pruriens 98%, Cocoabuterol®, AstraGin® (Panax Notoginseng and Astragalus membranaceus), Colouring (E122, E133)