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Round Lab Vita Niacinamide Dark Spot Serum

Ingredients and claims, checked

Product photo of Round Lab Vita Niacinamide Dark Spot Serum

Last checked September 28, 2026

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What is it like at a glance?

What the ingredients do

Moisture seal leads, with 6 of 37 ingredients. It also contains Niacinamide.

Moisture seal
6
Hydration
3
Brightening
1
Wrinkle improvement
1

Worth knowing

  • Has a fungal-acne trigger

What is this product?

What to expect
This serum is registered in Korea as a functional cosmetic for brightening and wrinkle improvement.
Key ingredients
Hippophae Rhamnoides Water 73.4%, Niacinamide 5%, Panthenol 1.1%
When
Morning and evening

The 30 ml bottle contains Niacinamide and Panthenol, a moisturizing ingredient.

Who is it for?

Less suited to

  • Very dry skin that needs a heavy, sealing moisturizer

What's good, and what to watch for?

Good points

  • Contains Hippophae Rhamnoides Water 73.4%, Niacinamide 5%
  • Registered as a brightening and wrinkle-care functional cosmetic
  • Panthenol adds moisture

Watch-outs

  • If you get fungal acne: Helianthus Annuus (Sunflower) Seed Oil

What is in it?

The full ingredient list as the brand publishes it, in the printed order. Tap a name to read about that ingredient.

This brand publishes its ingredient list in Korean only. Names below are the matching INCI names from the Korean Cosmetic Association ingredient dictionary.

Key ingredientWorth a closer look

Ingredients with no mark are ones we found nothing notable about, and when marks overlap on one ingredient we show the caution first.

What the claims add up to

You can expect:
less visible dark spots · softer-looking fine lines
Only partly backed:
a brighter skin tone · better hydration (amount unknown) · calmer skin (amount unknown)
Free of:
the ingredients it lists
Tests passed:
skin irritation
See each claim, checked (39)

Claims, checked

  • Whitening · Wrinkle Improvement Dual Functional Cosmeticsbacked by evidence
  • TRIPLE VITA ACTIVER™ 73%backed by evidence
  • Niacinamide 5% care for surface blemishes that have already surfacedbacked by evidence
  • Cream alone use 4.04% serum+cream together use 10.51% 2.6x UP!backed by evidence
  • Cream alone use 5.63% serum+cream together use 11.62% 2.07x UP!backed by evidence
  • Skin irritation test completed primary skin irritation evaluation by skin patch test on sensitive skin subjectsbacked by evidence
  • Unscentedbacked by evidence
  • Refreshing capsule texture filled with moistureplausible, not tested
  • A capsule-type serum that absorbs quickly without the residue unique to vitamin serums, providing a refreshing and moist finish.plausible, not tested
  • Slightly viscous and wateryplausible, not tested
  • Satisfaction 100%partly backed
  • With Vitamin C derivative, gentle even for sensitive skinpartly backed
  • The Vitamin C derivative with low irritation and secured stability helps daily blemish care so it can be used regardless of day or night, not to mention sensitive skin.partly backed
  • Tranexamic Acid & Bisabolol care for invisible inner blemishespartly backed
  • Surface melanin improvement (surface blemishes)partly backed
  • Melanin improvement beneath the surface (inner blemishes)partly backed
  • Blotchy skin tone, radiant and even!partly backed
  • Improve skin transparency across the entire face (7POINT)!partly backed
  • Rough skin texture, smooth it out!partly backed
  • Moisturizing soothing Panthenol that even catches drynesspartly backed
  • *The more the skin is filled with moisture, the brighter the blue light becomes.partly backed
  • When serum & cream are used together, blemish improvement effect 2x UPpartly backed
  • Completed domestic and overseas skin irritation tests, mild without irritationpartly backed
  • German derma test completed 24-hour patch test completedpartly backed
  • Made using soy ink on FSC-certified folding cartons to protect forests.partly backed
  • Sensitive + All Skin Typespartly backed
  • Niacinamide and Tranexamic Acid work together to visibly reduce dark spots, while Panthenol helps maintain moisture and comfort.partly backed
  • A Round Lab proprietary ingredient that helps effective blemish care without worrying about irritation through a custom-designed combination of Vitamin Tree Water, Vitamin Tree Fruit Extract, and Vitamin C derivative ingredients.overstated
  • The fruit of the vitamin tree grown in regions rich in sunlight is full of various vitamins, and among them is rich in Vitamin C, making it effective for blemish care.overstated
  • Blemishes that have already formed, and even blemishes that will form in the future! 3-STEP blemish careoverstated
  • From dark blemishes to melanin, cleanlyoverstated
  • Dull skin, evenly and transparentlyoverstated
  • Contains Panthenol so that sensitive skin can also care for blemishes without worrying about irritation, caring for the skin comfortably and moistly.overstated
  • Glutathione & Idebenone prevent blemishes that have not surfacedno supporting source found
  • Contains ‘Vita Capsule’ for reliable efficacy delivery.no supporting source found
  • With Vita Capsules containing Glutathione and Idebenone, active ingredients are delivered densely to the skin, caring for blemishes more effectively.no supporting source found
  • Improvement in area and number of melasma, blemishes, and frecklesno supporting source found
  • Blemish Cleaning Swish-!nothing specific to check
  • Vitamin Tree Fruit Extract densely packed with efficacynothing specific to check

We quote each claim exactly as the brand published it, then check it against the ingredient list and the brand's own documents.

How we check claims

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