
The Art and Science of the Hourglass Physique
Introducing The Power Curve Method — my intelligent physique-building system designed for hourglass-enhancing results.
Rooted in biomechanics, hypertrophy science, and nervous system regulation. For women who want to train with intention and see real, lasting change.
I’m Rachel Aust
Nutritionist, strength coach, and creator of The Power Curve Method.
With over a decade in the industry, I help women bridge the gap between fitness theory and sustainable results. My work blends clinical nutrition, biomechanics, and behavioural psychology with no fluff or fads.
Whether you’re here to build muscle, reshape your body, or repair your relationship with food, I’m here to guide you.

No More Guesswork - High-Protein Meals Made Simple
Tired of constantly searching for recipes to help you hit your goals that don’t take forever to make or have you craving other things?
I get it. Even as a nutritionist and coach, the decision fatigue around what to eat can be overwhelming - especially when life is busy.
That’s exactly why I created my High-Protein Meal Prep Cookbook!
✨ No more overthinking.
No more spending hours in the kitchen.
Just delicious, high-protein meals that actually fit into your life.
This cookbook is packed with recipes you’ll want to make again and again, giving you everything you need to stay on track, without feeling like you’re on a diet.