Optimum Nutrition Pre-Workout Amped

Optimum Nutrition’s Pre-Workout Amped is a powerful high-stim formula designed for performance athletes and serious gym-goers pushing through intense training sessions. With a science-backed blend of caffeine, pump-enhancing citrulline, endurance-supporting beta-alanine, and electrolytes, it helps fuel explosive energy, sharper focus, and long-lasting stamina when you need it most.

Ingredients & Benefits

Caffeine – delivers explosive energy and sustained performance during intense workouts
L-Citrulline – supports blood flow and helps promote powerful muscle pumps
Beta-Alanine – boosts endurance and helps delay fatigue so you can train harder for longer
Electrolyte Blend – supports hydration and performance during heavy sweating sessions
Spearmint Extract – supports peak physical and mental performance
0g Sugar – clean energy without unnecessary fillers

Direction for use:

• Add three scoops (18g) into 10–12 fl oz of water, then mix for 30 seconds until dissolved. Consume 15–30 minutes before physical activity.
• Intended for use as part of a balanced diet and exercise program

DELIVERY

For orders over $120, we offer FREE postage Australia wide
For orders below $120, the regular postage fee Australia wide is $12.90
For orders below $120, the express postage fee Australia wide is $19.90

TRACKING

We aim to dispatch all orders within 1-2 days. Once your order is dispatched, you will get an email with a tracking number with a clickable link. Alternatively, you can simply visit AusPost and enter your tracking number.

If your delivery seems to be taking longer than expected, please email us at sales@oxygennutrition.com.au, and we would be happy to follow it up for you!

REFUNDS AND RETURNS
We have a 30 Day refund/ return policy. However, please find our full list of terms and conditions here.

MORE QUESTIONS?

Have a full read of our shipping policy here or reach out to us directly.
You can email sales@oxygennutrition.com.au or buzz us on 02 6290 6635.
Happy shopping Oxygen crew!