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Woman applying Kisuva Hyaluronic Acid Serum with dropper Woman applying Kisuva Hyaluronic Acid Serum Hyaluronic Acid Serum Woman holding Kisuva Hyaluronic Acid Serum Dewy hydrated skin results Hyaluronic Acid Serum - Ingredients
Hydration Base

Hyaluronic Acid Serum

⭐⭐⭐⭐⭐ 4.9 (127 reviews)
$49$79
Derm office: $90+
Just $0.82/day — less than your daily coffee

30 ml · ~60-day supply

Four forms of hyaluronic acid working at every layer of your skin. Deep hydration, surface plumping, and lasting moisture that keeps skin bouncy all day.

Free US shipping 30-day guarantee ~60-day supply

Why Hyaluronic Acid Serum?

Clinical-grade actives backed by published research.

Multi-Layer Hydration

4 molecular weights of HA penetrate from surface to deep dermis, delivering hydration where other serums can't reach.

Fine Line Plumping

Crosspolymer creates a long-lasting moisture reservoir that visibly plumps fine lines.

Moisture Lock

Glycerin and Panthenol reinforce the moisture barrier, preventing transepidermal water loss.

Universal Base Layer

Designed to layer perfectly under any serum, moisturizer, or sunscreen in your routine.

How to Use

1
Cleanse your face with a gentle cleanser and pat dry.
2
Apply a small amount to clean, dry skin. Gently massage until fully absorbed.
3
Follow with your moisturizer or sunscreen. Layer other serums as needed.
Hyaluronic Acid Serum lifestyle

Full Ingredients

Transparency is non-negotiable. Here's exactly what's inside.

Ingredients (INCI)

Water, Propanediol, Glycerin, Sodium Hyaluronate Crosspolymer, Sodium Hyaluronate, Sodium Acetylated Hyaluronate, Hydrolyzed Sodium Hyaluronate, Pentylene Glycol, Xanthan Gum, Sorbitan Oleate Decylglucoside Crosspolymer, Phenoxyethanol, Ethylhexylglycerin.

What People Are Saying

Real results from real customers.

⭐⭐⭐⭐⭐

“My skin has never been this hydrated. I use it morning and night as a base and everything layers beautifully.”

Emily R.
Nashville, TN
⭐⭐⭐⭐⭐

“I have dry, flaky skin especially in winter. This solved it completely. Lightweight, no sticky feeling.”

Marcus J.
Minneapolis, MN
⭐⭐⭐⭐⭐

“The multi-weight HA concept is legit. You can feel it working at different levels. My fine lines are softer.”

Sophie L.
Boston, MA

Frequently Asked

What makes multi-weight HA better?
Different molecular weights penetrate to different depths. Large molecules hydrate the surface, small ones reach deeper layers.
Should I apply to damp or dry skin?
Either works. Our crosspolymer technology creates its own moisture reservoir regardless of application method.
Can I use this with other serums?
Absolutely — HA is the perfect base layer. Apply first, then layer your actives on top. It enhances absorption.
How is this different from drugstore HA?
Most drugstore HA uses a single molecular weight. Ours uses 4 distinct forms including premium crosspolymer and acetylated variants.

Loved by Real Customers

★★★★★ 4.8/5 from 247 reviews
★★★★★
My skin has never felt this hydrated. I layer it under my moisturizer every morning and my face stays plump all day.
Jessica M.
Austin, TX
✓ Verified Purchase
★★★★★
I have extremely dry skin, especially in the Colorado winters. This serum completely changed the game for me. No more flaking.
Brian T.
Denver, CO
✓ Verified Purchase
★★★★★
Fine lines around my eyes are noticeably softer after three weeks. Genuinely impressed.
Sandra K.
Nashville, TN
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★★★★☆
Good hydration, absorbs fast. I wish the bottle were a bit bigger for the price, but the quality is there.
Derek P.
Chicago, IL
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★★★★★
I use this as a base layer under my vitamin C serum and sunscreen. Everything layers beautifully, no pilling at all.
Mia L.
San Francisco, CA
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★★★★★
That dewy, glass-skin look I've been chasing? Finally got it. This stuff is incredible.
Priya R.
Seattle, WA
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★★★★★
I'm 52 and my skin looks more plump and youthful than it has in years. My daughter asked what I changed in my routine.
Linda W.
Scottsdale, AZ
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★★★★★
Lightweight, no sticky residue. Perfect under makeup. My foundation goes on so smooth now.
Aaliyah J.
Atlanta, GA
✓ Verified Purchase
★★★★☆
Solid serum. Took about two weeks to really see a difference but now my skin texture is much smoother.
Tom H.
Portland, OR
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★★★★★
My eczema-prone skin loves this. It calms everything down and keeps my moisture barrier intact all day.
Rachel S.
Minneapolis, MN
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★★★★★
Replaced my old drugstore HA serum with this and the difference is night and day. You can actually feel the multi-weight technology working.
Chris D.
Philadelphia, PA
✓ Verified Purchase
★★★★★
Winter skin in New England is brutal. This serum is the only thing that keeps my face from feeling tight and dry.
Hannah B.
Boston, MA
✓ Verified Purchase
★★★★★
My husband stole mine so I had to order a second bottle. We both love it.
Courtney F.
Dallas, TX
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★★★★★
I have oily skin and was worried this would make me greasy. Nope. It hydrates without adding any shine. Love it.
Marcus A.
Houston, TX
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★★★★☆
Nice serum overall. My skin feels softer. Would give five stars if it had a pump instead of a dropper.
Natalie C.
Orlando, FL
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★★★★★
Three bottles in and I'm never going back. My forehead lines have visibly softened.
David Y.
San Diego, CA
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★★★★★
Applied on damp skin after a shower and my face literally drank it up. So bouncy the next morning.
Jasmine T.
Miami, FL
✓ Verified Purchase
★★★★★
I'm a nurse and wear a mask 12 hours a day. This keeps my skin from drying out underneath. Essential.
Kelly N.
Pittsburgh, PA
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★★★★★
Subtle but real results. My pores look smaller and my skin just looks healthier overall.
James O.
Raleigh, NC
✓ Verified Purchase
★★★★★
Tried so many HA serums from K-beauty brands. This is better than all of them. The crosspolymer makes a huge difference.
Yuki S.
Los Angeles, CA
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★★★★★
My skin was so dehydrated it looked grey. After two weeks of this serum I actually have color and life back in my face.
Patricia G.
Cleveland, OH
✓ Verified Purchase
★★★★☆
Good product. Hydration is great but I need to use more than the recommended amount to cover my whole face.
Andre M.
Detroit, MI
✓ Verified Purchase
★★★★★
My dermatologist actually complimented my skin at my last visit. Told her about this serum and she said to keep using it.
Susan V.
Charlotte, NC
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★★★★★
Accutane left my skin super dry. This is the only serum that actually helps. Can't live without it now.
Tyler R.
Phoenix, AZ
✓ Verified Purchase
★★★★★
Bought this for my mom and she texts me about it every week. She says her smile lines look softer.
Olivia K.
Sacramento, CA
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★★★★★
No fragrance, no irritation, just pure hydration. Exactly what sensitive skin needs.
Emily C.
Columbus, OH
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★★★★★
I layer this under my retinol at night and wake up with plump, hydrated skin. No dryness or peeling anymore.
Danielle P.
Tampa, FL
✓ Verified Purchase
★★★★★
As a guy in his 40s just getting into skincare, this was the perfect starting point. Simple, effective, no fuss.
Robert L.
Kansas City, MO
✓ Verified Purchase
★★★★★
The texture of my skin has completely transformed. Smoother, bouncier, and my makeup sits so much better.
Stephanie W.
Las Vegas, NV
✓ Verified Purchase
★★★★★
I fly every week for work and airplane air destroys my skin. I apply this before every flight and it makes a huge difference.
Nicole E.
Newark, NJ
✓ Verified Purchase
★★★★★
Four weeks in and the crepe-y skin on my neck is actually improving. Didn't expect that.
Diane H.
Savannah, GA
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★★★★☆
Really nice hydrating serum. Not the cheapest option but the ingredients list is impressive compared to competitors.
Alex B.
Salt Lake City, UT
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★★★★★
My 11 lines between my brows are less noticeable. My coworker asked if I got Botox. Nope, just this serum!
Maria G.
San Antonio, TX
✓ Verified Purchase
★★★★★
Absorbs in seconds. My skin feels like it just had a tall glass of water.
Josh F.
Boise, ID
✓ Verified Purchase
★★★★★
I've been using HA serums for five years and this is hands down the best formula I've ever tried. The four weights really do work differently.
Catherine Z.
Richmond, VA
✓ Verified Purchase
★★★★★
My girlfriend got me into skincare. This is the one product I will never skip. Morning and night, every day.
Kevin J.
Brooklyn, NY
✓ Verified Purchase
★★★★★
Postpartum skin was so dry and dull. This brought it back to life within a week. Total lifesaver.
Ashley N.
Baton Rouge, LA
✓ Verified Purchase
★★★★★
I notice a difference when I skip it. My skin literally tells me it needs this serum.
Diana M.
Tucson, AZ
✓ Verified Purchase
★★★★★
Great under SPF. Doesn't interfere with sun protection and adds a nice dewy base.
Grace T.
Honolulu, HI
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★★★★★
I can see and feel the difference in my nasolabial folds. They're not gone but definitely less deep.
Frank D.
St. Louis, MO
✓ Verified Purchase
★★★★★
The ingredient list is clean and short. No junk. Just effective hydrating ingredients. That's what sold me.
Samantha R.
Madison, WI
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★★★★★
I put this on before bed and wake up with the most hydrated, bouncy skin. Obsessed.
Tiffany L.
Reno, NV
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★★★★★
Moved from Florida to Montana and my skin was in shock. This serum saved me from the dry mountain air.
Ryan C.
Missoula, MT
✓ Verified Purchase
★★★★★
At 63, I wasn't expecting miracles but my skin genuinely looks more youthful. The fine lines on my cheeks have softened.
Barbara A.
Annapolis, MD
✓ Verified Purchase
★★★★★
My esthetician recommended hyaluronic acid and this is the best one I've found. Worth every penny.
Michelle Y.
Omaha, NE
✓ Verified Purchase
★★★★★
Zero irritation on my rosacea-prone skin. Just hydration and comfort. Finally a serum that doesn't make me red.
Heather B.
Albuquerque, NM
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★★★★★
I mix a drop of this into my foundation for a dewy finish. Game changer tip someone gave me.
Vanessa Q.
Long Beach, CA
✓ Verified Purchase
★★★★★
Second bottle ordered. Consistent results. My skin is softer and more even-textured than before I started.
Jonathan W.
Indianapolis, IN
✓ Verified Purchase
★★★★★
Used this all through the harsh Michigan winter. Not a single dry patch. My skin stayed soft the whole season.
Lauren H.
Grand Rapids, MI
✓ Verified Purchase

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