Brand Comparison
TIAM vs By Wishtrend
A head-to-head comparison of two popular K-beauty brands. Which one is right for your skin?
Our Pick
By Wishtrend
Higher editor rating (8.5 vs 7.5)
Rating7.5/108.5/10
Price RangeBudget ($)Mid-Range ($$)
Founded20152015
OriginSeoul, South KoreaSeoul, South Korea
Products57
Best Forall skin types, beginner, dullAcne-Prone, pigmentation, dull
PhilosophyGentle, dermatologist-developed skincare with a focus on potent vitamin C formulations and barrier-friendly formulations.Results-driven skincare formulated by the team behind Wishtrend, with a focus on potent actives and clinical efficacy.
TIAM
TIAM is the approachable alternative to more aggressive vitamin C brands. The My Signature C Source is one of the best entry-level L-ascorbic acid serums you can buy — effective without being irritating. A solid pick for anyone new to actives.
Pros
- ✓ Gentle L-ascorbic acid formulations
- ✓ Dermatologist-developed
- ✓ Affordable and widely available
- ✓ Good starter vitamin C
Cons
- ✗ Not as potent as specialist vitamin C brands
- ✗ Packaging is functional, not premium
- ✗ Smaller catalog
By Wishtrend
By Wishtrend is Wishtrend in-house brand and it is excellent. Their Pure Vitamin C 21.5 Advanced Serum is one of the most potent L-ascorbic acid serums at its price point, and the Polyphenol in Propolis 15 Ampoule is a cult favorite for acne-prone skin. The brand is the definition of formulator-first K-beauty.
Pros
- ✓ Clinically-potent vitamin C formulations
- ✓ Effective for pigmentation and acne
- ✓ Strong transparency and ingredient education
- ✓ Affordable for the active strengths
Cons
- ✗ Potent actives can be irritating for beginners
- ✗ Vitamin C oxidizes if not stored properly
