✶

HiSmile V34 Teeth Br… vs Medicube Deep Vita A… — Which Is Better? | Gracie

Products
Ingredients
Brands
K-Beauty
Blog
How We Score

Gracie
/Compare
/HiSmile V34 Teeth Brightening Colour Corrector Serum
/vs
/Medicube Deep Vita A Retinol Serum

HiSmile V34 Teeth Brightening Colour Corrector Serum vs Medicube Deep Vita A Retinol Serum

Medicube Deep Vita A Retinol Serum scores 8.9/9.8 vs HiSmile V34 Teeth Brightening Colour Corrector Serum at 6.5/9.8. Medicube Deep Vita A Retinol Serum wins for hydration.

Head to head

HiSmile

V34 Teeth Brightening Colour Corrector Serum

serum

6.5

Buy at Amazon

Compare

Best Moisturisers
Best Serums
Best Cleansers
Best SPF

Ingredients

Niacinamide
Retinol
Hyaluronic Acid
Salicylic Acid

K-Beauty

K-Beauty Hub
K-Beauty Moisturisers
K-Beauty Serums
K-Beauty Sunscreens

About

Methodology
About Us
All Brands
All Products

Gracie

Honest skincare intel. No jargon, no gatekeeping — just the ingredients decoded.

Medicube

Deep Vita A Retinol Serum

serum

8.9

Score comparison

Medicube Deep Vita A Retinol Serum takes this one, winning 3 of 5 attributes.

HiSmile wins 0

Tied 2

Medicube wins 3

9.0

HiSmile

Medicube

Ingredient face-off

4% overlap

14HiSmile

2Shared

53Medicube

Only in HiSmile V34 Teeth Brightening Colour Corrector Serum

12 unique

Aqua/Water Sorbitol Hydrated Silica Xylitol Polysorbate 80 Cellulose Gum Mentha Piperita (Peppermint) Oil Phenoxyethanol Sucralose Tetrasodium Pyrophosphate+2 more

Shared ingredients

2 in common

Glycerin Ethylhexylglycerin

Only in Medicube Deep Vita A Retinol Serum

51 unique

Water Dipropylene Glycol Butylene Glycol Propanediol 2-Hexanediol Niacinamide Coco-Caprylate/Caprate Squalane Polyglyceryl-3 Distearate Dimethyl Isosorbide+41 more

Why Medicube Deep Vita A Retinol Serum comes out ahead

Where Medicube Deep Vita A Retinol Serum really shines is hydration efficacy, scoring 9.8 compared to HiSmile V34 Teeth Brightening Colour Corrector Serum's 5.0. With Dipropylene Glycol, Butylene Glycol, and Glycerin in its top ingredients, Medicube Deep Vita A Retinol Serum delivers stronger moisture-binding capability.

Active Ingredient Strength is another area of separation. Medicube Deep Vita A Retinol Serum scores 6.7 here versus 2.0 for HiSmile V34 Teeth Brightening Colour Corrector Serum. That difference comes down to how each formula is built — the ingredient list tells the story.

Medicube Deep Vita A Retinol Serum brings Niacinamide, Allantoin, and Dipotassium Glycyrrhizate as actives, giving it an edge in targeted skincare benefits.

Best for your skin type

HiSmile V34 Teeth Brightening Colour Corrector Serum is better if you have

Sensitive skin — the low-irritation formula keeps things gentle
Anyone who prefers clean, well-vetted formulations

Medicube Deep Vita A Retinol Serum is better if you have

Sensitive skin — the low-irritation formula keeps things gentle
Dry or dehydrated skin that craves moisture, thanks to Dipropylene Glycol
Anyone who prefers clean, well-vetted formulations

Our verdict

✶ Our verdict

+2.4 lead

Medicube Deep Vita A Retinol Serum wins this comparison with a meaningfully stronger ingredient profile and overall score.

6.5HiSmile

8.9Medicube

Frequently asked questions

Which is better: HiSmile V34 Teeth Brightening Colour Corrector Serum or Medicube Deep Vita A Retinol Serum?

Based on ingredient analysis, Medicube Deep Vita A Retinol Serum scores higher overall. See the full score breakdown above for details on each attribute.

Do HiSmile V34 Teeth Brightening Colour Corrector Serum and Medicube Deep Vita A Retinol Serum share ingredients?

Yes, they share common ingredients. Check the ingredient face-off section above for a detailed comparison.

What's the main difference between HiSmile V34 Teeth Brightening Colour Corrector Serum and Medicube Deep Vita A Retinol Serum?

The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.

Full analysis: HiSmile V34 Teeth Brightening Colour Corrector Serum→Full analysis: Medicube Deep Vita A Retinol Serum→

We may earn a commission from purchases made through our links, at no extra cost to you. This helps us keep Gracie free and independent.

Some links on this site are affiliate links. We may earn a commission from purchases made through our links, at no extra cost to you. This helps us keep Gracie free and independent.