Founder Q&A: Rose Rayner, Calmerceuticals

NIMBUS CO Co-Founder & CEO, Neil O'Sullivan, sits down with Calmerceuticals Founder, Rose Rayner, to find out more about the brand and what her own wellness routine looks like.

Meet The Founder: Rose Rayner, Calmerceuticals

It's our pleasure to announce Calmerceuticals as our national brand in residency for the month of July!

Founded by Rose Rayner, Calmerceuticals is shaking up the wellness space. Forget the celebrity endorsements, overhyped ingredients, and ineffective products. This is science-backed, clinically dosed, and proven to deliver results, no B.S, just real, measurable impact. Made in Australia, third-party tested, and backed by clinical research. Their mission? Simple: create supplements that actually work.

NIMBUS CO Co-Founder & CEO, Neil O'Sullivan, sat down with Calmerceuticals Founder, Rose Rayner, to find out more about the brand and what her own wellness routine looks like.

Neil: What does ‘health and wellness’ mean to you?

Rose: To me, health and wellness is about alignment, between your body, your energy, your mindset, and your choices. It’s not a checklist of green juices and workouts. It’s asking: what makes me feel strong, clear, capable, and well from the inside out? And building a lifestyle around that.


Neil: What’s the background to getting the brand together?

Rose: I created Calmerceuticals because I was sick of wellness products that looked great in marketing but fell very flat in reality. I wanted something I’d actually use. With no under-dosed ingredients with no clinical backing or science. no synthetics and fillers. Just clinically backed ingredients that work, delivered in a format that fits real life. When I couldn’t find it, I built it so ultimately, it’s for selfish reasons!


Neil: What’s your background? Was there a personal story behind creating it?

Rose: I’ve been behind the scenes building businesses for years, including one that IPO’d, but this is the first brand that’s deeply personal. I’m a woman in my late 30’s. I was reading labels, researching ingredients, and realising so much of what was out there just didn’t cut it. That not only were ineffective but also had pretty scary ingredients in them when I looked. I built Calmerceuticals because I needed it and couldn’t find it and knew that other people must be having the same problem as me. Why don’t we have premium supplementation options in Australia like they do in the US and Europe? I want to raise the bar on the quality, and ultimately effectiveness, of products available here.

Neil: There’s a lot of talk about saunas, ice baths, and other wellness modalities. Why do we need something like Calmerceuticals?

Rose: Those things are amazing extras, but they don’t replace internal support. You can’t cold plunge your way out of nutrient depletion or hormonal chaos. What we put into our bodies, in the right form, right dose, right synergy, is foundational. Calmerceuticals is about building from within and combining them is very powerful


Neil: Can you get into the science of why it’s so important?

Rose: Absolutely. We work with clinically studied ingredients at active doses, from Verisol® marine collagen to hyaluronic acid, bioavailable vitamins, and compounds that target skin, joints, gut health, and hormonal support. Every formula is designed for real bio efficacy, not just label dressing.


Neil: What do you see as the positive impacts of Calmerceuticals on well-being?

Rose: The results! Our customers feel the difference. Smoother skin, more energy, stronger nails, less bloating, better resilience, and in our perimenopause product, fewer hot flashes, better mood stability, better sleep. It’s not subtle. That’s what happens when you stop compromising on dose or quality.

Neil: What’s your morning wellness routine?

Rose: Movement first, even if it’s just a walk with a coffee. I take our collagen sachet of course and love a good reformer pilates session.


Neil: Do you have a non-negotiable when it comes to your own health?

Rose: Yes: low-grade discomfort is not normal. Whether it’s poor digestion, dull skin, low energy, I refuse to accept “just OK” as a baseline. If something feels off, I investigate, I test, I correct it. And that’s how I build products, too.


Neil: Do you have a hobby or fun thing people don’t know about you?

Rose: I’m a total research nerd; I read clinical journals in bed! I’m not sure it’s a fun thing but most people probably don’t know it. I’m also a Monopoly Queen

Neil: What does the future look like for Calmerceuticals?

Rose: We’re building a world-class suite of targeted formulations, starting with collagen, expanding into perimenopause, and beyond that: men’s health, energy, cognition, and longevity. Always food-first, always clinical-grade, and always real.


Neil: What’s one thing you’d recommend people do every day to improve their health?

Rose: Check in with your body, honestly. Don’t override symptoms. Don’t ignore the nudge. Whether it’s tracking your cycle, your sleep, your digestion, awareness is the first step to real change.


Neil: Best way to connect with you?

Rose: Instagram is best @calmerceuticals. I’m active in DMs and love hearing from people directly. Or head to our website if you want to dive into the formulas and science. We’re transparent about everything.

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