Strong online reputation and word-of-mouth
Many buyers say they purchased after reading many positive reviews or seeing recommendations from bloggers, influencers, or TikTok/Instagram content praising the Bifida line.
Repeat/loyal customers
A large share of reviews explicitly mention this being their 2nd, 3rd, 4th, or even 5th repurchase, indicating strong brand loyalty and repeat-buy behavior.
Value for large size
The 400ml bottle (often bundled with a 100ml or travel-size bonus) is frequently cited as excellent value for money, especially during sales/discounts on Olive Young.
Ingredient reputation (Bifida ferment, probiotics, hyaluronic acid)
Buyers cite the probiotic/fermented ingredient complex and multiple hyaluronic acid types as a reason for trying it, especially for barrier repair and sensitive skin.
Gifting and family use
Several reviewers bought it for mothers, daughters, husbands, or friends, citing its gentle, fragrance-free formula as safe for a wide range of skin types and ages.