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May 15, 2025

Abbie Stream, Licensed Professional

Crystal is absolutely incredible. From the moment I started seeing her for skincare treatments, everything changed. Not only has she completely transformed my skin, but she’s also transformed how I feel in my own skin. I’ve learned so much from her—she’s truly a wealth of knowledge, and she brings so much care, precision, and passion to every appointment.

Each visit is a highlight in my week. I always leave feeling radiant, both inside and out. Her energy is calming, her techniques are next-level, and the results speak for themselves. My skin has never looked or felt better.

Crystal and the Cosgram brand are nothing short of exceptional. I cannot recommend her highly enough. If you’re thinking about starting or elevating your skincare journey—this is the place to do it.

June 17, 2026

Cherise Serduke, Client

Crystal at COSGRAM is very knowledgeable and a very sweet person. She introduced me to the Cosgram line of skincare. My face, neck & decollaté have never looked better/healthier. 


My wrinkles are less prominent, my skin looks a little plumper and my face glows. I’ve also used the ExoDerm Premium Bio Cellulose mask which is a very nice and comfortable mask with good results after just one use. 


It is easy to put on your face, hugs all the curves of your face. Stays in place and is comfortable. I wore the mask for 30 minutes. When I took it off, my face and neck looked a little lighter in color, it was brighter, and the lines on my neck were a little less noticeable. I REALLY like this mask.

August 3, 2026

Brian W, Business Client

We recently visited the Cosgram booth at the Be-Well Spa show in the Las Vegas convention center. What a great experience. Everyone was so knowledgeable and friendly, not what I'm use to at a spa show. 


I also visited their office in San Ramon, CA and received the same fantastic service. The skincare products and services are amazing and have resulted in much healthier and glowing skin for my wife and I. I highly recommend their products and services.

September 18, 2026

Tatiana L, Esthetician

Cosgram is Korean medical-grade skincare company focused on K-beauty products, training, and aesthetic treatment systems. It has nearly 30 years of experience, its own manufacturing and research capabilities, and a growing U.S. presence through Cosgram USA in San Ramon, California.


Their focus on combining advanced research with practical training makes them a valuable partner for estheticians who prioritize both results-driven treatments and high-quality product lines. 


I appreciate their comprehensive approach, which goes beyond just selling products to providing the education and systems necessary to ensure clients achieve excellent, consistent results.

April 27, 2025

Ji M, Client

Sensitive skin has always been one of my biggest concerns. After going through menopause, my skin became even more delicate and dry, and I started experiencing sudden breakouts without any clear reason. In an effort to calm my unpredictable skin, I tried various products that were known to be gentle. 


However, in the process of finding something that suited me, I often ended up with even more skin troubles. Eventually, I reached a point where I couldn't wear makeup for months and had to rely solely on Vaseline and baby lotion as part of my daily routine.

Then one day, my older sister, who knows my situation very well, sent me some of the products she had been using--and they turned out to be my lifesavers. Among all the products I use now, my absolute favorite is the Dermal Hyper Pack. After applying it, my skin feels moisturized and radiant. For the first time, I've gone over a year without any skin troubles.

If you're struggling with skin issues, I truly recommend giving these products a try. And although I've never seen her face-to-face, I want to sincerely thank Cristal, who kindly explained how to use the products and shared her skincare knowledge with me over the phone.

April 17, 2025

Pinkie M, Esthetician

I met Crystal at Face and Body convention in Sacramento. She's so sweet, very accommodating and quite knowledgeable. Initially, i only wanted to try the exosomes and scheduled a demo. 


I was impressed the way Cosgram products felt on my skin and ended up buying the whole package. I attended the trainings to understand more about the company, its vision and promise and the Korean massage techniques. 


Since then, I have been consistently using Cosgram on my skin and never felt more confident with the way my skin look and feel in all my 10+ years of practice. 


My clients are blown away too! It's not just corrective skin treatment but very relaxing as well. My clients are sleeping through their treatments and wake up to a glowing and healthier skin. 


The fiber pointer is a game changer. The best topical alternative to Botox and Fillers. Cosgram keeps its promise, THE BETTER CHOICE OF BEAUTY. I'm proud to be part of the Cosgram family!

July 15, 2025

Sotheavy Palompo, Esthetician

I first discovered Cosgram at IECSC NYC when I attended one of their classes—and I’m so glad I did. From the moment the class started, I was drawn in by the innovation behind their products and the depth of knowledge they offered. Afterward, I had the pleasure of connecting with Crystal, whose passion and expertise made an immediate impact on me. I left feeling inspired and eager to learn more.

Always committed to professional growth, I later enrolled in Cosgram’s 3-day In-Person intensive training for ISO certification, focused on their innovative products, professional protocols, and advanced Korean skincare technology and techniques. The experience exceeded all expectations. I not only deepened my knowledge of K-beauty treatments, but also learned a gentler, more intentional approach to skin health that prioritizes long-term results and barrier support.

As I worked on models throughout the training, I could visibly see the skin transforming—something that truly validated the science behind Cosgram’s methods and confirmed I had made the right investment in both myself and my business.

A heartfelt thank you to Crystal and the entire Cosgram team for creating such a welcoming and transformative experience. This training was a true game-changer, and I’m excited to bring everything I’ve learned back to my clients.

April 19, 2024

Jennifer Lee, Client

I’ve been going to Cosgram for a few years now and I would 100% recommend them to everyone! Crystal is very thorough, professional, and gives great tips to help take care of your skin. 


I’ve transitioned all my skincare products to Cosgram as well and my skin has cleared and brightened. I always leave feeling refreshed and motivated to take good care of my skin.

April 15, 2024

Mae Sanchez, Client

COSGRAM is such a game changer and a life saver for me. I was breaking out so much since last year but when I went to try the cosgram products from them OMG it was such a blessing! 


I started using it on December until now and my skin gotten so much better and gained my confidence back! It was really worth it! Plus Crystal is such a sweetheart, kind, gracious, and smart person! 10/10! I would definitely recommend!

October 5, 2026

Mia W, Esthetician

I just completed the Cosgram ISO Certification course and I'm excited to use my new Korean Beauty skills and products in my 20+ years esthetician business. The course was excellent. 


It required a lot of focus, study, and practice but, the support and training I received prepared me well. All of the trainers were very knowledgeable and helpful. I definitely recommend Cosgram!

June 23, 2026

Denise A, Client

Cosgram was recommended to me by my coworker and ever since using their treatments and products, my skin has improved in a matter of 3 months. The staff especially Crystal are very accommodating, approachable, and gentle that makes the treatment sessions and or/visits comfortable. 


I've had the IM-exosome treatments done by Crystal as well as the home treatments and all I could say is wow these are good investments for my skin. 


My skin feels and looks smooth and more hydrated than ever! I don't have any complaints with any products, all the ones that I've tried so far-Dermal Melting Hyper Cream, IM-Exo, Face Mask, Intonscene Cleansing, All In One Remover, Natural Foam Cleanser, Pico Water, Crystal Clear Booster, Dermal Hyper Pack, Exoderm Moisturizing Cream, and Keeplexion Sunscreen- have been amazing. The products are smooth and easy to apply and they smell so good too! You can tell the products are of great quality. I would highly recommend Cosgram to anyone that wants to improve their skin

July 7, 2025

Jane H, Client

I LOVE the Cosgram products. I have struggled with sensitive skin and acne for years. I have always struggled to find products. A lot of products would make my acne worse or make my skin itch. The Cosgram products soothe my skin, reduce redness and have been a game changer for my acne. I highly recommend these products. They are all high quality and feel so good on your skin. I always look forward to my nightly skincare routine.

These are the products I use every night in this order:
Pico water, Lacto-Collagen Serum, Lacto-Vitamin C serum, Glass Skin serum, Peptinol Cream and Dermal Hyper Pack

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