Already investing in quality skincare? There’s an exciting new addition that could take your routine in a different direction.
At Muse, we’re constantly evaluating new skincare technologies that complement our approach to long-term skin health. Occasionally, a product generates exceptional interest among both our clinicians and patients.
Ultraceuticals Youth Boost ExoSignal GF² Facial Serum has been one of those products.
Since introducing Youth Boost, we’ve seen remarkable enthusiasm for this innovative formulation. And it’s easy to understand the appeal.
Rather than asking you to replace your favourite vitamin A, B or C serums, Youth Boost introduces a different approach to skincare: one focused on the skin’s natural communication processes and the visible characteristics associated with healthy-looking, resilient skin.
So, what makes Youth Boost different, and why might it deserve a place in your existing skincare routine?
Good Skincare Doesn’t Have to Mean More Products
Many of our patients already have established skincare routines.
They understand the importance of daily sunscreen, use carefully selected active ingredients and appreciate the difference that consistent skincare can make.
But even a comprehensive routine can benefit from reassessment as new formulations become available.
Traditional corrective skincare often focuses on particular concerns:
- Vitamin A is commonly used to improve the appearance of fine lines, uneven texture and visible signs of ageing.
- Vitamin B formulations can help support hydration and the skin barrier.
- Vitamin C provides antioxidant benefits and can help improve the appearance of radiance and uneven skin tone.
These ingredients remain valuable foundations of a well-designed skincare routine.
Youth Boost isn’t intended to replace them.
Instead, it introduces additional cosmetic technologies designed to complement the products you’re already using.
The goal isn’t necessarily a longer skincare routine. It’s a more considered one.
Introducing Youth Boost ExoSignal GF²
Youth Boost is an advanced facial serum from Ultraceuticals, formulated using the brand’s proprietary ExoSignal GF² technology.
Its formulation combines:
Plant-derived exosomes
Sourced from Centella asiatica, these ingredients form part of a technology designed to support the skin’s natural surface communication environment.
Dual growth factors
Two plant-produced growth factor ingredients are incorporated into the formula, with a focus on supporting visible skin renewal and the appearance of firmness and elasticity.
Oleosome-fusion technology
A specialised formulation technology used to help stabilise the growth factor ingredients.
Lamellar technology
Designed to work in harmony with the skin barrier and support the delivery and compatibility of the formula.
Together, these technologies create a multi-action serum designed to improve several visible aspects of skin quality.

Why Is Everyone Talking About Cellular Communication?
We often think of skincare in terms of what we apply to the surface of our skin.
But the skin is a living organ, with cells constantly participating in complex biological processes.
These processes involve chemical signals that help coordinate normal skin functions.
Exosomes have attracted considerable scientific interest because of their role in cellular signalling. Growth factors are another category of signalling molecules involved in normal biological activity.
This has encouraged cosmetic researchers to explore how ingredients associated with these processes might be incorporated into topical skincare.
Youth Boost brings plant-derived exosome ingredients and growth factor technology together in a cosmetic formulation.
It’s an exciting direction for skincare, although it’s important to distinguish emerging biological research from what has been demonstrated in finished topical products.
Youth Boost should not be understood as making every skin cell communicate more efficiently or reversing biological ageing. Its intended benefits relate to supporting the appearance and condition of the skin.
Want to understand the science in more detail?
Read our existing article: Regenerative Skincare: Exosomes, Growth Factors and Skin Longevity.
What Are the Benefits of Ultraceuticals Youth Boost?
One of the reasons Youth Boost has generated so much interest is its broad approach to visible skin quality.
Rather than focusing on a single concern, Ultraceuticals designed the formulation around nine visible dimensions of skin longevity.
These include firmness, elasticity, hydration, radiance, barrier strength, skin density, resilience, fine lines and pigmentation.
With consistent use, Youth Boost is intended to help skin appear:
- Firmer: Supporting a more supple, toned appearance.
- Smoother: Improving the appearance of fine lines and uneven texture.
- More radiant: Helping the complexion look brighter and refreshed.
- More hydrated: Supporting a plumper, more comfortable skin appearance.
- More resilient: Complementing skincare focused on maintaining a healthy-looking skin barrier.
These are cosmetic outcomes, and individual experiences will vary.
What Does the Product Testing Show?
Ultraceuticals reports instrumental testing of Youth Boost over eight weeks, with average improvements of:
- 32% in measured skin firmness.
- 42% in measured skin density.
- 53% in measured skin elasticity.
These results come from manufacturer-reported studies involving approximately 30–32 participants. They are promising product-specific findings, rather than a guarantee of the same improvement for every user.
At Muse, we believe understanding both the possibilities and limitations of skincare technology is an important part of making informed choices.

Why Add Youth Boost If You’re Already Using Vitamin A, B or C?
This is perhaps the most important question.
If you’re already using a well-formulated skincare routine, you may wonder whether another serum is necessary.
The answer depends on your skin concerns, current products and what you’re hoping to achieve.
However, Youth Boost is particularly interesting because Ultraceuticals has designed it to be layered with existing active serums.
Youth Boost + Vitamin A
Vitamin A is a cornerstone of many skincare routines focused on visible signs of ageing.
If you’re already using a retinol or another vitamin A formulation, Youth Boost offers a complementary approach focused on the appearance of firmness, elasticity and skin resilience.
Rather than replacing your vitamin A, it can be incorporated as an additional step where appropriate.
Youth Boost + Vitamin B
Vitamin B-based skincare and hydrating serums are often used to support skin comfort, hydration and barrier function.
Youth Boost complements these priorities with additional ingredients focused on visible skin renewal and firmness.
For patients who value hydration and skin resilience, this may be a particularly appealing combination.
Youth Boost + Vitamin C
Vitamin C remains an important ingredient for patients concerned with environmental exposure, dullness and uneven-looking skin tone.
Youth Boost can be layered alongside a vitamin C serum to introduce another category of cosmetic ingredients into the routine.
While the technologies are complementary in their intended purposes, this doesn’t mean Youth Boost has been clinically proven to multiply the effectiveness of your existing serums.
The real advantage is being able to introduce a different formulation approach without abandoning the skincare products that already work for you.
Where Does Youth Boost Fit Into Your Routine?
Fortunately, adding Youth Boost is straightforward.
Ultraceuticals recommends applying the serum after active treatment serums and before moisturiser, morning and evening.
Your Morning Routine
- Cleanse.
- Apply your recommended vitamin C or other morning active serum.
- Apply Youth Boost ExoSignal GF².
- Apply moisturiser if required.
- Finish with broad-spectrum sunscreen.
Your Evening Routine
- Cleanse.
- Apply your recommended vitamin A or other evening active serum.
- Apply Youth Boost ExoSignal GF².
- Finish with moisturiser.
The exact order may vary depending on your other skincare products, their formulations and your skin’s tolerance.
Our dermal clinicians can advise where Youth Boost belongs within your personalised routine.
Is Youth Boost Suitable for Everyone?
Youth Boost may be particularly appealing if you’re:
- Beginning to notice changes in skin firmness or elasticity.
- Looking to maintain the appearance of healthy skin as you age.
- Already using Ultraceuticals active serums and interested in a complementary formulation.
- Concerned about fine lines, texture or reduced radiance.
- Interested in newer cosmetic technologies, including plant-derived exosomes and growth factors.
- Seeking a more comprehensive approach to your daily skincare.
However, no single product is essential for everyone.
Skin sensitivity, existing active ingredients, individual concerns and budget should all be considered before introducing a new serum.
How Does Youth Boost Fit Alongside Professional Skin Treatments?
At Muse, we see skincare and professional treatments as complementary parts of a personalised skin plan.
Treatments such as BBL HEROic, MOXI, HALO and other laser technologies have different clinical purposes, while home skincare helps maintain a consistent daily routine.
Youth Boost may be considered as part of an individual’s broader skincare plan, depending on their needs.
However, its inclusion should not be interpreted as evidence that it accelerates laser recovery or improves laser treatment outcomes.
Following any laser procedure, your clinician’s aftercare instructions take priority. Some products may need to be temporarily paused until the skin is ready for their reintroduction.
Discover Why Youth Boost Has Become So Popular at Muse
Some skincare innovations attract attention because they’re fashionable. Others generate interest because they introduce a genuinely different formulation approach.
Youth Boost has been exceptionally popular with our patients, particularly those who already appreciate the benefits of a carefully selected Ultraceuticals routine.
Its combination of plant-derived exosome ingredients, dual growth factor technology and compatibility with existing active serums makes it an interesting addition to the modern skincare conversation.
And perhaps its greatest appeal is its simplicity.
You don’t necessarily need to change the skincare routine you love. You may simply be able to build on it.
Ready to Add Youth Boost to Your Routine?
Ultraceuticals Youth Boost ExoSignal GF² Facial Serum is available at Muse in a full-size 30 mL bottle.
Price: $199
Whether you’re introducing advanced skincare for the first time or looking to complement your existing Ultraceuticals routine, our team can help you make an informed choice.
[SHOP ULTRACEUTICALS YOUTH BOOST]
A Little Something Extra This Festive Season
For a limited time, Muse is offering a complimentary 10 mL Youth Boost ExoSignal GF² Facial Serum, valued at $75, with eligible laser treatments.
It’s an opportunity to discover this exciting skincare formulation as part of your broader skin journey.
[ENQUIRE ABOUT OUR FESTIVE LASER OFFER]
The festive offer is available while stocks last and is subject to eligibility and treatment suitability. Contact Muse for full terms and conditions.
This article is intended for general skincare education. Product suitability and results vary between individuals. Speak with a qualified clinician for personalised advice, particularly when introducing new products around professional skin treatments.