Some By Mi is a South Korean skincare brand recognised internationally for its approach to combining botanical ingredients with clinically oriented formulations. The brand gained significant prominence through its AHA-BHA-PHA 30 Days Miracle range, which established its reputation in the K-beauty market for addressing acne-prone, oily, congested, and sensitive skin conditions.

According to company records, Some By Mi was established in 2018. The brand name represents the concept of “Something + By A Miracle”, reflecting a philosophy centred on creating positive skin changes through carefully selected ingredients and effective formulation strategies.1

The brand is operated by Perenbell Co., Ltd. (페렌벨), which maintains its registered address in Seoul.2 Some By Mi states that its products are currently exported to 90 countries, positioning it as a notable player in the global cosmetics industry.

Meaning of “Some By Mi”

The brand name is derived from the English phrase:

SOMETHING + BY A MIRACLE = SOME BY MI

This naming convention underscores the idea that skincare can produce a “miracle” or positive transformation through the synergy of safe ingredients, precise formulation, and consistent care routines. The word “Miracle” remains central to the brand’s product architecture, most famously appearing in the AHA-BHA-PHA 30 Days Miracle series.

Core Positioning: New Cleanical Solution

While initially identified with natural botanicals, the brand has evolved its positioning toward what it terms “New Cleanical Solution.” This concept integrates three pillars:4

• Clean: Carefully selected ingredients and transparency in formulation.
• Clinical: Efficacy-oriented development and testing protocols.
• Solution: Products designed specifically around distinct skin concerns.

This shift represents an evolution from a purely botanical identity toward a more derma-inspired K-beauty positioning, emphasising science-driven formulation alongside natural health and balance.56

Some By Mi emerged during the late 2010s expansion of the K-beauty sector. Founded in 2018, the brand combined natural botanical ingredients with modern Korean cosmetic technology. Its early identity focused heavily on problem-skin care, targeting issues such as acne, clogged pores, excess sebum, rough texture, dead-skin-cell buildup, irritation, and sensitivity.

The AHA-BHA-PHA 30 Days Miracle series became the defining product family, receiving significant attention in international markets shortly after launch. Contemporary coverage in 2018 highlighted the range’s components, including the Miracle Cleansing Bar, Toner, Serum, and Cream.3 Following this success, the brand expanded its portfolio beyond acne care into brightening, skin repair, anti-aging, retinol treatments, body care, sun protection, and barrier support.

Tea Tree

Tea tree extract is a cornerstone of the original Miracle line, associated with the brand’s green, fresh aesthetic and its focus on oily and problem skin. The Miracle Serum, for instance, features a high concentration of tea-tree water combined with centella asiatica.7

AHA, BHA, and PHA

These chemical exfoliants form the basis of the brand’s initial differentiation in the crowded K-beauty market:

• AHA (Alpha Hydroxy Acid): Works on the skin surface to improve dullness, uneven texture, and fine lines.
• BHA (Beta Hydroxy Acid): Typically salicylic acid, penetrates pores to address congestion and oiliness.
• PHA (Polyhydroxy Acid): A gentler class of exfoliant suitable for users seeking efficacy with reduced irritation risk.

The branding simplifies these functions for consumers: AHA = surface, BHA = pores, PHA = gentle exfoliation.

Centella Asiatica (Cica)

Centella asiatica is widely used across product lines for its soothing, hydrating, and barrier-supporting properties. It is often paired with stronger actives to mitigate potential irritation.

Truecica

Truecica is a proprietary ingredient complex developed by Some By Mi. Described as an exclusive calming agent, it is prominent in the Snail Truecica and Miracle ranges, aimed at maintaining healthy-looking skin.8

Retinol and Retinal

As part of its expansion into anti-aging, the brand introduced products utilising retinol and retinal. The Retinol Intense family includes serums, eye creams, and masks, marking a significant move from basic exfoliation toward advanced skin renewal.

Some By Mi’s portfolio is segmented into several major lines, each addressing specific skin concerns:

Hero Products

• AHA-BHA-PHA 30 Days Miracle Toner: Often cited as the brand’s most recognisable item, combining exfoliating acids with tea tree water, papaya extract, and witch hazel.9
• AHA-BHA-PHA 30 Days Miracle Serum: A leave-on treatment featuring tea tree water and centella asiatica with a mildly acidic pH.10
• Retinol Intense Reactivating Serum: A key product in the anti-aging segment.
• Snail Truecica Miracle Repair Serum: The flagship for the repair and hydration category.
• Galactomyces Pure Vitamin C Glow Serum: Representative of the brightening category.

Some By Mi emphasises its South Korean origins, stating that formulation and production occur within Korea, including manufacturing facilities in Ansan.12 This domestic production supports its positioning within the global K-beauty category, leveraging Korean skincare expertise and cosmetic technology as part of its brand proposition.

The brand operates under Perenbell Co., Ltd., which manages the corporate strategy and global distribution. The company highlights sustainability initiatives, including recyclable packaging, eco-conscious manufacturing, sustainable ingredient sourcing, waste reduction efforts, and campaigns such as Rinse & Return.

Historically, Some By Mi appealed primarily to younger consumers dealing with oily or acne-prone skin. However, the target demographic has broadened significantly. Current product offerings cater to individuals concerned with:

• Problem Skin: Acne, breakouts, blackheads, excess oil.
• Texture: Roughness, dead skin accumulation, unevenness.
• Tone: Dullness, dark spots, pigmentation.
• Aging: Fine lines, wrinkles, loss of elasticity.
• Barrier/Comfort: Dryness, sensitivity, irritation.

The brand occupies the mass-premium / accessible K-beauty segment. It provides an entry point into active-ingredient skincare without the price points associated with luxury dermatological brands. This accessibility, combined with clear ingredient storytelling, allows consumers to easily navigate the portfolio based on their specific skin needs.

Some By Mi has transitioned from a local label to an international entity. The brand reports exports to 90 countries, utilising channels that include international beauty retailers, distributors, and e-commerce platforms. Dedicated regional sites and marketing strategies have been implemented to support various international markets. This global footprint is closely tied to the broader popularity of K-beauty, with the brand’s success in export markets reinforcing its status as a notable international skincare label.

Visually, Some By Mi employs a clean, clinical, and ingredient-forward aesthetic. Packaging design uses colour coding to distinguish product families:

• Green: Miracle / Tea Tree / Problem Skin
• Red/Orange: Retinol
• White/Clear: Repair / Hydration
• Yellow/Gold: Brightening
• Blue: Soothing / Hydration

The marketing strategy focuses on simplifying complex skincare concepts into memorable consumer propositions. For example, rather than describing a combination of hydroxy acids and botanical extracts technically, the brand packages this as “AHA-BHA-PHA 30 Days Miracle.”11 This approach facilitates brand recognition and helps consumers associate specific ingredients with tangible solutions.

While the brand uses terminology such as “clean,” “natural,” and “free from harmful ingredients,” these are understood primarily as brand positioning statements rather than universally standardised scientific categories. The emphasis remains on the complete ingredient list, concentration, and formulation evidence for intended uses.13

1. About Us – Some By Mi
2. 브랜드 소개
3. SOME BY MI” Channel
4. Some By Mi® Aha Bha Pha, Miracle Toner, Retinol Eye Cream Official Website
5. SOME BY MI AHA, BHA, PHA 30 Days Miracle Series Review – the yesstylist
6. SOMEBYMI Official Store
7. ABOUT | SOME BY MI
8. SOME BY MI
9. 10 Best Some By Mi Products: Complete Brand Guide 2026
10. Some By Mi Aha Bha Pha – Yaskon Beauty
11. SOME BY MI Korean Skincare Official Website – Retinol Serums Toners and Sunscreens
12. Who is Some By Mi | The Story of 30 Days Miracle Acne Treatment
13. Kem dưỡng Aha-Bha-Pha 30 Days Miracle Cream: Giải pháp cho da mụn & lỗ chân lông to