The Fast 800 Discount Code June 2026

About The Fast 800

The Fast 800 is a popular intermittent fasting and weight loss program founded in 2018 by the late Dr. Michael Mosley and his wife, Dr. Clare Bailey Mosley. Tailored for Australians through aus.thefast800.com, it promotes sustainable health improvements using science-backed approaches like The Very Fast 800 for rapid weight loss, The New 5:2 for steady progress, and a Mediterranean-style Way of Life for maintenance. The program includes personalized meal plans, exercise routines, recipes, and meal replacement shakes made from natural ingredients. With a 7-day free trial and affordable monthly payments of $39.99 USD, it's designed to help users lose weight, reverse pre-diabetes, and enhance overall wellbeing, now continued by Dr. Jack Mosley.

Common Questions About The Fast 800 Program

What is intermittent fasting and how does The Fast 800 incorporate it?

Intermittent fasting involves cycling between eating and fasting periods to promote weight loss and health benefits. The Fast 800 integrates this through flexible plans like The Very Fast 800 (800-calorie fasting days for up to 12 weeks), The New 5:2 (two 800-calorie days weekly), and the Way of Life (nutritious eating without restrictions). These evidence-based methods, rooted in Dr. Michael Mosley's research, make intermittent fasting accessible for Australians seeking sustainable results.

How do I join The Fast 800 and what does it cost in Australia?

Joining is simple—sign up via aus.thefast800.com or the app on Google Play/App Store. Website signups offer a 7-day free trial, then $49.99 AUD per month for three months, including graduate support. App pricing varies by region. You'll get immediate access to personalized quizzes, meal plans, and community features. Cancel anytime after the trial without charges.

Who is The Fast 800 program not suitable for?

The program isn't recommended for underweight individuals, those with eating disorders, children under 18, pregnant or breastfeeding women, type 1 diabetics, or people with significant medical conditions like recent heart issues, uncontrolled hypertension, or those on insulin/flozin medications. Always consult a healthcare professional before starting, as per the medical disclaimer.

What results can I expect from The Fast 800?

Many users report rapid, sustainable weight loss—success stories include losing 63kg and reversing pre-diabetes. The DIAMOND Study showed an average 9.5kg loss in 8 weeks, with improved blood sugars and pressure. Results vary, but the program's focus on Mediterranean-style nutrition, HIIT exercises, and community support helps achieve long-term health gains.

Are the meal replacement shakes effective for weight loss?

Yes, The Fast 800 shakes are designed for busy days, providing 200 calories per serving with high protein, fiber, and no added sugars. Options include original chocolate, vegan green apple, and GLP-1 support blends. Made from 100% natural ingredients, they're vegetarian-friendly and help maintain nutrition during fasting, complementing the program's recipes for satisfying, portion-controlled meals.

Can I exercise while on the program?

Absolutely! The Fast 800 includes guided workouts from beginner low-impact to advanced HIIT and resistance training, plus yoga and pilates. No equipment is needed, making it easy to integrate into your routine for better fitness, mood, and weight management alongside intermittent fasting.