EP.23. Creating the ‘Defining Difference’ Through Tenacity: Clinical Researcher, Suim Jang
Amorepacific R&I Center Clinical Lab Suim Jang
Hello. I’m Suim Jang, a researcher at Amorepacific’s R&I Center Clinical Lab. My work involves explaining product efficacy to customers through scientific methods, validating those results through clinical testing, and building trust in our products. The process of reviewing data and adjusting variables dozens of times a day is no small task, but I believe that minor differences create product differentiation. Today, I’d like to share the research journey I’ve taken and the insights I’ve gained along the way.
What’s My ‘Real’ Hashtag?
#TheFirst
Since joining Amorepacific, I’ve spent 13 years scientifically validating product efficacy through clinical research and communicating those results in a manner that customers can understand. If there’s one word that best describes me as a researcher, it’s “first.” I believe that brand differentiation stems from developing innovative evaluation methods that others haven’t attempted and researching skin characteristics to lend credibility to a product’s story.
In that sense, the hashtag that best represents me is #TheFirst. Creating human efficacy evaluations that have not been attempted before is a lengthy and challenging process. Still, when that effort proves a product’s value, I feel the most incredible sense of fulfillment as a researcher.
Today, I’ll unpack my work and daily life through three keywords embedded in this hashtag: #RETINOL RXTM, IOPE’s proprietary ingredient designed from the customer’s perspective; #Silk Blouse, representing the difference that details make; and #Kettlebell, a symbol of tenacious research. Let me introduce you to the keywords that define clinical researcher Suim Jang.
Research Designed Through the Customer’s Eyes: #RETINOL RXTM
The achievement I take the most pride in since joining Amorepacific is the world’s first comparative efficacy study of retinol by concentration. Retinol is an ingredient that generates tremendous customer interest and expectation; however, there has been no precedent for clinically tracking and analyzing concentration-based differences over an extended period. Over several years, I accumulated large-scale data and meticulously compared results under identical conditions to scientifically demonstrate the differences between concentrations. As a result, we were able to incorporate the story of prescription retinol #RETINOL RXTM into IOPE products, elevating their value and playing a crucial role in establishing Amorepacific’s credibility as a “retinol authority.”
The value I prioritize most as a researcher is the customer perspective. Clinical data doesn’t end with simply accumulating numbers. It is meaningful only when customers can actually feel the change. That’s why, from the experimental design phase, I consider what changes users will experience and strive to communicate the results in a way that customers can understand.
MINI INTERVIEW
Q What kind of technology is RETINOL RXTM?
It’s a proprietary technology that overcomes retinol’s instability—its tendency to easily break down when exposed to light, heat, and oxygen. What’s distinctive is that it’s designed to maintain efficacy stability while working effectively on the skin. Previously, there was a limitation in sustaining efficacy, but RETINOL RXTM has secured both stability and lasting efficacy simultaneously. Consequently, absorption efficiency has improved, and we’re seeing differentiated results in actual use.
Q Are there products that actually use this technology?
IOPE’s “Retinol EX” line is the prime example. Its effects have been clinically proven, and consumers recognize it as “the retinol you can trust.”
Q What research topic are you currently focused on?
Heat-aging research. Skin is damaged not only by UV rays but also by heat. What’s particularly significant about heat is that it affects all skin tones because there’s no natural defense against it. When UV rays and heat work together, the damage intensifies, so we need an approach that blocks both factors simultaneously.
The Difference That Details Make: #Silk Blouse
My guiding principle is “doing what others don’t do.” That’s why I continue my research to create differentiation, even when the process is challenging. I constantly ask myself how our company’s products can stand apart from others and what kind of differentiation will elevate brand trust. That’s why I design evaluations with such rigor that people sometimes wonder if it’s really necessary to be this meticulous, and I don’t shy away from long-term analysis. It often makes things more complicated for my colleagues, but for me, it’s the most rewarding part of being a researcher.
Clinical research goes beyond simply proving efficacy—it becomes the foundation that supports product credibility. When we overlook small details, the resulting margin of error translates into perceptible differences for customers, which directly impacts brand trust. I approach these issues from the consumer’s perspective, not as a researcher, validating even the most minor details to ensure flawless data.
The #Silk Blouse I love to wear symbolizes this attitude toward my work. Just as a single sheen added to fabric changes the entire impression of a #Silk Blouse, small details in clinical testing create the difference in results. For me, detail is the only way to make that “defining difference” in a product, and the process of establishing the foundation customers need to trust and choose our products.
A Routine That Proves Tenacity: #Kettlebell
No matter how busy my day gets, I never skip my daily 30-minute workout. I once lost 30 kg in less than a year after giving birth, and even did a body profile photoshoot. This wasn’t just a diet—it was one of the most critical clinical experiments of my life. It was a process of proving to myself that I could achieve the results I wanted, even with the limited time that work and childcare allowed.
The tool that played the most significant role during this time was the #Kettlebell. #Kettlebell training, which builds stamina through repetitive movements, is an exercise that cultivates persistence. Through #Kettlebell workouts, I realized the importance of “the power to persevere until the end.” This aligns with my research philosophy. Clinical work requires adjusting variables dozens of times and repeating the same experiments endlessly to reach the desired results. Just as #Kettlebell training creates change through tenacious practice, clinical research can only approach reliable conclusions through a sustained experimental process.
Beyond that, I apply the persistence I’ve built through exercise to my work. It goes beyond simply maintaining physical fitness. The mental fortitude I gain from my daily routine becomes the driving force behind my research. For me, the #Kettlebell isn’t just workout equipment—it’s an item that symbolizes the strength to constantly challenge myself as a researcher and persevere until the end.
Suim Jang’s Recruitment Tip
To illustrate this, I’ve built my expertise by continuously studying research papers on skin science and measurement technologies alongside my team members, ensuring I stay current with the latest research trends.
▽ Want to learn more about the powerful effects of prescription retinol RETINOL RXTM that Suim introduced
‘My Hashtag’ introduces essential items that represent the members of Amorepacific, who create beauty every day. Through these items, we explore their thoughts on work and how they cultivate beauty in their lives. Meet the beauty that Amorepacific members carry within them.
Directing KAYA MEDIA
Planning Amorepacific Communications Team
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