[K-SECRET] Seoul 1988 Glow Serum: Niacinamide 15% + Yuja 30ml vs numbuzin No.5+ Glutathione Vitamin Concentrated Serum 1.01 fl. oz.(30ml)
[K-SECRET] Seoul 1988 Glow Serum: Niacinamide 15% + Yuja 30ml and numbuzin No.5+ Glutathione Vitamin Concentrated Serum 1.01 fl. oz.(30ml) share 20 parsed ingredients. Differences highlighted below.
Shared 20[K-SECRET] Seoul 1988 Glow Serum: Niacinamide 15% + Yuja 30ml only 12numbuzin No.5+ Glutathione Vitamin Concentrated Serum 1.01 fl. oz.(30ml) only 23
![[K-SECRET] Seoul 1988 Glow Serum: Niacinamide 15% + Yuja 30ml](https://images.weserv.nl/?url=cdn.shopify.com%2Fs%2Ffiles%2F1%2F0061%2F7516%2F2486%2Ffiles%2Fk-secret-seoul-1988-glow-serum-niacinamide-15-yuja-30ml-01.jpg%3Fv%3D1774921188&w=96&output=webp&q=82&we)
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Full ingredient comparisonLabels, evidence & retailer offers
How much do the ingredient lists overlap?
36%
- Ingredients in every formula
- 20in both formulas
- Key actives unique to one formula
- 6unique actives
- Ingredient rows compared
- 55rows compared
From the parsed labels — rows on every label over all compared rows.
How do the ingredient lists differ?
55 ingredients across 2 labels| on 2+ labelsonly on this labelnot on this labelIngredient | Recommended  numbuzin numbuzin No.5+ Glutathione Vitamin Concentrated Serum 1.01 fl. oz.(30ml)$20.00 | |
|---|---|---|
Basics | ||
| Type & sizediffers | Serum · size not on the record | Serum · 1.01 fl. oz |
| Brand origindiffers | Not recorded | Korean |
Offers | ||
| Where to buydiffers | $31.90 · Ballagrio | No offers listed |
| Availabilitydiffers | In stock | No offers listed |
Formula | ||
| Key activesdiffers | niacinamide, squalane, panthenol, sodium hyaluronate, tranexamic acid, sodium ascorbyl phosphate | niacinamide, panthenol, tranexamic acid, alpha-arbutin, sodium hyaluronate, allantoin, ceramide np, ascorbyl glucoside |
| Free of | fragrance-free, sulfate-free, alcohol-free, paraben-free, silicone-free | fragrance-free, sulfate-free, alcohol-free, paraben-free, silicone-free |
| Heads-updiffers | fungal-acne triggerPore data not yet reviewed | pregnancy caution · fungal-acne triggerPore data not yet reviewed |
Fit & community | ||
| Rating | No reviews yet | No reviews yet |
| Best for | Not recorded | Not recorded |
Data quality | ||
| Label coveragediffers | Fully parsed · 32 ingredients | Fully parsed · 43 ingredients |
Key actives · 6 | ||
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Rest of the labels · 29 | ||
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![[K-SECRET] Seoul 1988 Glow Serum: Niacinamide 15% + Yuja 30ml](https://images.weserv.nl/?url=cdn.shopify.com%2Fs%2Ffiles%2F1%2F0061%2F7516%2F2486%2Ffiles%2Fk-secret-seoul-1988-glow-serum-niacinamide-15-yuja-30ml-01.jpg%3Fv%3D1774921188&w=320&output=webp&q=82&we)
Rows come from parsed labels and live offers. Where a label isn’t fully captured, we say so instead of guessing.
The bottom line
Choose K-secret if you want Squalane in the formula.
Choose numbuzin if you want Alpha-Arbutin in the formula.
Both lines come from the parsed labels and the prices on this page — neither product is the reference, and neither is called the better one.
This is not medical advice.
Focus on an effect
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- K-secretnumbuzin No.5+ Vitamin Concentrated Serum 30ml
Suggested from shared ingredients on the parsed labels — each pair opens as its own comparison.