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Understanding actives
On paper, a single serum carrying dozens of active ingredients, used twice a day and blended with others, should be a fast route to irritation. In practice, with the right delivery, it usually isn't.
The assumption behind most cautious routines is that potency and comfort are a trade off. That more actives mean more risk. That's true when actives are delivered raw, all at once. It changes when ingredients are encapsulated and released slowly over 8-12 hours.
A Rejuvaus formula can hold a high number of actives, each at a meaningful dose. The ones that need it are encapsulated and released gradually across 8 to 12 hours rather than landing on the skin in a single hit.
Every formula also carries soothing calming actives, and the formulas are built with barrier-first in mind.
The effect is a high active load most skin takes in its stride, suitable for sensitive skin from the start.


Discomfort is the exception with this kind of delivery, not the rule.
When it does appear it tends to be mild and brief, skin acclimatising to an active it has not met before.
That is the adjustment phase, and a slower introduction settles it.
Start every second evening for the first two to three weeks, then build towards nightly as skin adjusts.
Far more often, the issue is not discomfort at all. It's stopping early.
Actives that transform skin work across weeks, not on contact, so the visible payoff arrives later than the first impression suggests.
Week 1
The actives are released
The benefit builds with use rather than spiking and fading.
Weeks 2 to 3
The adjustment window.
Some skin feels more reactive as the barrier adapts. This is the phase most people read as failure, and stop.
By day 28
Visible change.
Texture smooths, tone evens, fine lines soften. This is the four-week mark the satisfaction survey measured.
With use
Results compound and continue.
Stop, and they recede at the pace they arrived.

"So easy to use and noticeable smoothness within days. I'm obsessed."

"I absolutely love Rejuvaus serum and have noticed a difference in my skin since using it."

"My pores look blurred, and my skin has that glass-skin glow. Highly recommend."
In a satisfaction survey, 90% reported visible improvement in fine lines and wrinkles within 28 days.*
*Based on a satisfaction survey of 283 participants, Repair & Refine ABC Serum. The figure reflects consistent use, and results vary from one person to the next.
Rarely does not mean never.
If sensitivity is escalating rather than easing after a few weeks, if there is swelling, or if a reaction spreads beyond the area where you applied the product, that's a signal to stop and reassess rather than persist.
It is not a reason to avoid actives, and sometimes the answer is simply a different formula. We have a specialist skin clinician on hand to answer any skin concerns and advise next steps.
If you're new to vitamin A, (Repair & Refine ABC Serum) introduce it slowly, a few times a week, building to twice daily after 2 weeks. If your skin barrier is compromised, proceed with extra care.

We spared no expense when selecting our high-performance, professional-grade actives to achieve true skin transformation. Rejuvaus i • ActiveTM formulations contain up to ten times more actives than other premium skincare, formulated to work synergistically with low irritation.