— · Serum
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4.7
511 reviews
Rating breakdown
Most-mentioned keywords
Why consumers buy
Repurchase loyalty
Many reviewers mention buying their 2nd, 3rd, 4th or even 7th bottle, indicating strong repeat-purchase behavior and brand trust.
Social media & word-of-mouth recommendations
Several buyers cite YouTube, TikTok, or general 'good reviews' on social media as the reason they decided to try the product.
Suitability for sensitive/acne-prone skin
A recurring purchase driver is the search for a vitamin C serum that won't irritate sensitive or acne-prone skin, with many citing prior bad experiences with harsher vitamin C products.
Brand reputation
Comments like 'I love anything Dr. Althea' and comparisons to other K-beauty vitamin C lines (Medicube, Numbuzin, Goodal) show buyers trust the brand's formulation reputation.
Price/value perception
Multiple reviewers describe the serum as 'affordable and good quality' or good value for the brightening results delivered.
How they use it
Morning routine step
Most users apply it in the AM after cleansing/toning and before moisturizer and sunscreen, often noting SPF is essential to complement the vitamin C effect.
Daily or near-daily use
Skin concerns raised — and how the product addressed them
✓Most reviewers report gradual fading of dark spots and acne marks with consistent multi-week use, though a few saw no change.
✓The majority found the formula gentle enough for sensitive skin with no stinging, though a minority experienced burning, redness, or breakouts.
✓Reviewers commonly note a brighter, more even complexion and radiant glow after regular use.
Points to note
Sentiment breakdown
Share of analyzed reviews by overall sentiment.
The majority use it every day as a routine staple, though a few sensitive-skin users recommend reducing to 1-2x per week to avoid irritation.
Layering under makeup/moisturizer
Reviewers highlight that it absorbs quickly and layers well under moisturizer and makeup without pilling or stickiness.
Long-term consistent use for results
Users note that visible brightening or dark-spot fading typically appears after 2 weeks to a few months of consistent use, encouraging patience.
Full-face and targeted spot-treatment use
Some apply it broadly for overall brightening while others target specific acne scars, dark marks, or hyperpigmentation.
✓Several long-term users report visible reduction in post-acne scars and marks after weeks of application.
✓Most describe the serum as hydrating rather than drying, though a small number reported dryness or tightness after use.
Concerns and outcomes summarized from reviews; percentages are approximate.
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