Yakka Stack | Mass Building System

Fuel your growth with one powerful supplement system designed for lifters focused on building size and strength.

The Yakka Mass Building System combines two trusted Mutant supplements to help simplify your bulking routine. Featuring Mutant Mass Extreme 5.45kg and Mutant Creakong CX8, this stack provides the calories, protein and daily creatine support needed as part of a structured training and nutrition plan.

Whether you're starting a bulk or looking to maximise your calorie intake during a growth phase, this Yakka Stack brings together two complementary products in one convenient purchase.

What's Included

Mutant Mass Extreme 5.45kg

A premium mass gainer providing protein, carbohydrates and calories to help support your muscle building nutrition plan.

Mutant Creakong CX8

An advanced creatine complex designed to support strength, power and high intensity exercise performance.

Why Choose the Yakka Mass Building System?

✔ Two complementary Mutant supplements

✔ Designed for muscle building phases

✔ Supports your calorie and strength goals

✔ One simple purchase

✔ FREE Next Working Day Delivery

✔ No need to buy products separately

Who Is This Stack For?

Perfect if you:

✔ Are looking to increase muscle size

✔ Find it difficult to consume enough daily calories

✔ Train consistently with progressive overload

✔ Want a simple supplement routine during a bulking phase

✔ Prefer buying complementary products together

Your Daily Routine

Throughout the Day

Enjoy Mutant Mass Extreme between meals or after training to help increase your calorie and protein intake as part of a balanced diet.

Every Day

Take one serving of Mutant Creakong CX8 daily, including on rest days, for best results.

Why Buy a Yakka Stack?

Yakka Stacks are carefully selected supplement systems designed around specific training goals.

Instead of choosing products individually, each stack provides a simple, convenient solution using trusted supplements that complement each other.

Every Yakka Stack also includes FREE Next Working Day Delivery, making it easier to stay stocked up and focused on your goals.

Frequently Asked Questions

Is this stack suitable for beginners?

Yes. The Mass Building System is ideal for anyone looking to increase their calorie intake and support a structured muscle building programme.

How should I use Mutant Mass Extreme?

It can be enjoyed between meals or after training to help increase your daily calorie and protein intake.

Should I take Creakong CX8 on rest days?

Yes. Creatine is intended for consistent daily use, including days when you're not training.

Why are these products sold together?

Mutant Mass Extreme helps support your calorie and protein intake, while Mutant Creakong CX8 complements your training routine by providing daily creatine support. Together, they create a simple and convenient system for anyone focused on building size and strength.