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Principia
Principia is a Brazilian dermocosmetics brand founded in 2020 in São Paulo with a clear mission: democratize high-performance skincare through science-backed formulas, radical ingredient transparency, and fair, accessible positioning. Instead of relying on hype, Principia focuses on what matters most for results-driven routines—active ingredients at disclosed percentages, straightforward formulations, and a minimalist, clinical aesthetic designed for everyday use.
In this collection, you’ll find the brand’s most iconic treatment essentials—especially its targeted serums built around globally trusted actives.
Highlights include Vitamin C + Ferulic Acid serums for visible brightness and uneven tone, and Niacinamide + Zinc PCA formulas for oily skin concerns like excess shine, enlarged pores, and blemish-prone texture.
For those who want smoother-looking skin, Principia is also known for its exfoliating line featuring AHA-based options such as Glycolic Acid, plus multi-active blends created for advanced routines. Hydration staples (including hyaluronic-acid-focused formulas) help balance stronger actives and support a comfortable finish.
Many formulas are also designed with a modern, sensitive-skin-aware approach, commonly avoiding unnecessary extras such as added fragrance (product-dependent). The brand states it does not test on animals, reinforcing its commitment to responsible development.
As a Brazilian brand, Principia reflects a fast-growing skincare culture that values clinical performance, practicality, and ingredient education. Whether your goal is clearer-looking skin, brighter tone, refined texture, or a more balanced routine, this lineup makes it easy to shop by concern and buy with purpose.
Explore the full Principia collection below and build a routine powered by transparent actives.
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Save 25%
Principia CH-01 Face Moisturizer with Shea Butter 5% + Glycerin 5% + Niacinamide 2% for Hydration & Firmness Care, 1.76 oz (50 g)
PrincipiaOriginal price ₩53,000Original price ₩53,000 - Original price ₩53,000Original price ₩53,000Current price ₩40,000₩40,000 - ₩40,000Current price ₩40,000Principia CH-01 is a Brazilian dermocosmetics face cream created for everyday comfort with a polished, professional finish. Formulated with 5% sh...
View full detailsOriginal price ₩53,000Original price ₩53,000 - Original price ₩53,000Original price ₩53,000Current price ₩40,000₩40,000 - ₩40,000Current price ₩40,000Save 25% -
Save 14%
Principia C-10 Vitamin C Serum 10% + Ferulic Acid 0.5% for Brightening & Fine Line Care, 1.01 fl oz (30 mL)
PrincipiaOriginal price ₩77,000Original price ₩77,000 - Original price ₩77,000Original price ₩77,000Current price ₩66,000₩66,000 - ₩66,000Current price ₩66,000Principia C-10 is a Brazilian dermocosmetics serum designed to bring elegance and performance to daily skincare. With 10% vitamin C paired with 0....
View full detailsOriginal price ₩77,000Original price ₩77,000 - Original price ₩77,000Original price ₩77,000Current price ₩66,000₩66,000 - ₩66,000Current price ₩66,000Save 14% -
Save 20%
Principia GH-01 Hydrating Face Gel with Hyaluronic Acids 1% + Glycerin 5% for Lightweight Hydration & Fine Line Care, 1.76 oz (50 g)
PrincipiaOriginal price ₩70,000Original price ₩70,000 - Original price ₩70,000Original price ₩70,000Current price ₩56,000₩56,000 - ₩56,000Current price ₩56,000Principia GH-01 is a Brazilian dermocosmetics ultra-light hydrating gel designed for daily comfort with a fresh, non-greasy finish. Formulated...
View full detailsOriginal price ₩70,000Original price ₩70,000 - Original price ₩70,000Original price ₩70,000Current price ₩56,000₩56,000 - ₩56,000Current price ₩56,000Save 20% -
Save 17%
Principia AM-10 Mandelic Acid Serum 10% + Alpha Arbutin 1% for Dark Spot & Oil Control Care, 1.01 fl oz (30 mL)
PrincipiaOriginal price ₩70,000Original price ₩70,000 - Original price ₩70,000Original price ₩70,000Current price ₩58,000₩58,000 - ₩58,000Current price ₩58,000Principia AM-10 is a Brazilian dermocosmetics night serum designed for visible refinement—supporting clearer-looking pores, smoother texture, a...
View full detailsOriginal price ₩70,000Original price ₩70,000 - Original price ₩70,000Original price ₩70,000Current price ₩58,000₩58,000 - ₩58,000Current price ₩58,000Save 17% -
Save 15%
Principia OL-01 Makeup Removing Cleansing Oil with Sunflower Oil 30% + Vitamin E 1%, 6.76 fl oz (200 mL)
PrincipiaOriginal price ₩66,000Original price ₩66,000 - Original price ₩66,000Original price ₩66,000Current price ₩56,000₩56,000 - ₩56,000Current price ₩56,000Principia OL-01 is a Brazilian dermocosmetics cleansing oil designed for an elevated first cleanse—silky, effective, and remarkably comfortable...
View full detailsOriginal price ₩66,000Original price ₩66,000 - Original price ₩66,000Original price ₩66,000Current price ₩56,000₩56,000 - ₩56,000Current price ₩56,000Save 15% -
Save 18%
Principia Mix-02 Caffeine Serum 5% + Tranexamic Acid 3% + Ferulic Acid 0.5% for Dark Circle & Dark Spot Care, 1.01 fl oz (30 mL)
PrincipiaOriginal price ₩89,000Original price ₩89,000 - Original price ₩89,000Original price ₩89,000Current price ₩73,000₩73,000 - ₩73,000Current price ₩73,000Principia Mix-02 is a Brazilian dermocosmetics serum developed to refine the look of under-eyes and uneven tone with a modern, minimalist appro...
View full detailsOriginal price ₩89,000Original price ₩89,000 - Original price ₩89,000Original price ₩89,000Current price ₩73,000₩73,000 - ₩73,000Current price ₩73,000Save 18% -
Save 23%
Principia RN-0.3 Retinol Serum 0.3% + Vitamin E 0.5% for Fine Line & Firmness Care, 1.01 fl oz (30 mL)
PrincipiaOriginal price ₩84,000Original price ₩84,000 - Original price ₩84,000Original price ₩84,000Current price ₩65,000₩65,000 - ₩65,000Current price ₩65,000Principia RN-0.3 is a Brazilian dermocosmetics night serum designed for a refined, results-focused routine—supporting the look of smoother textu...
View full detailsOriginal price ₩84,000Original price ₩84,000 - Original price ₩84,000Original price ₩84,000Current price ₩65,000₩65,000 - ₩65,000Current price ₩65,000Save 23% -
Save 10%
Principia NC-10 Niacinamide Serum 10% + Zinc PCA 1% for Oil Control & Dark Spot Care, 1.01 fl oz (30 mL)
PrincipiaOriginal price ₩60,000Original price ₩60,000 - Original price ₩60,000Original price ₩60,000Current price ₩54,000₩54,000 - ₩54,000Current price ₩54,000Principia NC-10 is a Brazilian dermocosmetics essential designed for the modern glow routine: refined, lightweight, and focused on visible balance...
View full detailsOriginal price ₩60,000Original price ₩60,000 - Original price ₩60,000Original price ₩60,000Current price ₩54,000₩54,000 - ₩54,000Current price ₩54,000Save 10% -
Save 18%
Principia AL-07 Exfoliating Toner with Lactic Acid 7% + Salicylic Acid 1% for Oil Control & Texture Care, 4.06 fl oz (120 mL)
PrincipiaOriginal price ₩60,000Original price ₩60,000 - Original price ₩60,000Original price ₩60,000Current price ₩49,000₩49,000 - ₩49,000Current price ₩49,000Principia AL-07 is a Brazilian dermocosmetics exfoliating toner created for a more refined, polished complexion—without overcomplicating your ...
View full detailsOriginal price ₩60,000Original price ₩60,000 - Original price ₩60,000Original price ₩60,000Current price ₩49,000₩49,000 - ₩49,000Current price ₩49,000Save 18% -
Save 18%
Principia CM-01 Multi-Repair Calming Face Cream 17.5% Active Complex for Redness & Barrier Comfort Care, 1.76 oz (50 g)
PrincipiaOriginal price ₩60,000Original price ₩60,000 - Original price ₩60,000Original price ₩60,000Current price ₩49,000₩49,000 - ₩49,000Current price ₩49,000Principia CM-01 is a Brazilian dermocosmetics face cream designed to restore comfort when skin looks stressed and feels reactive. Built around ...
View full detailsOriginal price ₩60,000Original price ₩60,000 - Original price ₩60,000Original price ₩60,000Current price ₩49,000₩49,000 - ₩49,000Current price ₩49,000Save 18% -
Save 13%
Principia AH-2 Hyaluronic Acid Serum 2% + Vitamin B5 1% for Hydration & Plumping Care, 1.01 fl oz (30 mL)
PrincipiaOriginal price ₩70,000Original price ₩70,000 - Original price ₩70,000Original price ₩70,000Current price ₩61,000₩61,000 - ₩61,000Current price ₩61,000Principia AH-2 is a Brazilian dermocosmetics hydrator designed to deliver a polished, well-rested look—morning and night. With a 2% complex of ...
View full detailsOriginal price ₩70,000Original price ₩70,000 - Original price ₩70,000Original price ₩70,000Current price ₩61,000₩61,000 - ₩61,000Current price ₩61,000Save 13% -
Save 16%
Principia GL-02 Gentle Face Cleanser Gel for Sensitive Skin Hydration & Oil Balance, 12.35 oz (350 g)
PrincipiaOriginal price ₩58,000Original price ₩58,000 - Original price ₩58,000Original price ₩58,000Current price ₩49,000₩49,000 - ₩49,000Current price ₩49,000Principia GL-02 is a Brazilian dermocosmetics cleansing gel designed to respect sensitive skin while delivering a thorough, fresh cleanse. With 10%...
View full detailsOriginal price ₩58,000Original price ₩58,000 - Original price ₩58,000Original price ₩58,000Current price ₩49,000₩49,000 - ₩49,000Current price ₩49,000Save 16% -
Save 14%
Principia Mix-01 Multi-Acid Serum for Oil Control & Blemish-Prone Skin, 1.01 fl oz (30 mL)
PrincipiaOriginal price ₩63,000Original price ₩63,000 - Original price ₩63,000Original price ₩63,000Current price ₩54,000₩54,000 - ₩54,000Current price ₩54,000Principia Mix-01 is a Brazilian dermocosmetics night serum created for modern, high-performance routines that prioritize clarity, comfort, and visi...
View full detailsOriginal price ₩63,000Original price ₩63,000 - Original price ₩63,000Original price ₩63,000Current price ₩54,000₩54,000 - ₩54,000Current price ₩54,000Save 14% -
Save 16%
Principia GL-01 Salicylic Acid Face Cleanser Gel for Oil Control, 12.35 oz (350 g)
PrincipiaOriginal price ₩63,000Original price ₩63,000 - Original price ₩63,000Original price ₩63,000Current price ₩53,000₩53,000 - ₩53,000Current price ₩53,000Principia GL-01 is a Brazilian dermocosmetics facial cleansing gel designed for a fresh, balanced cleanse—especially when skin feels oily, congeste...
View full detailsOriginal price ₩63,000Original price ₩63,000 - Original price ₩63,000Original price ₩63,000Current price ₩53,000₩53,000 - ₩53,000Current price ₩53,000Save 16%
