{"product_id":"principia-ah-2-hyaluronic-acid-serum","title":"Principia AH-2 Hyaluronic Acid Serum 2% + Vitamin B5 1% for Hydration \u0026 Plumping Care, 1.01 fl oz (30 mL)","description":"\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003cp\u003e\u003cstrong\u003ePrincipia AH-2 \u003c\/strong\u003eis a Brazilian dermocosmetics hydrator designed to deliver a polished, well-rested look—morning and night. With a \u003cspan class=\"font-semibold\"\u003e2% complex of four types of hyaluronic acids\u003c\/span\u003e and \u003cspan class=\"font-semibold\"\u003e1% vitamin B5\u003c\/span\u003e, this lightweight serum helps skin feel deeply hydrated, look more luminous, and appear smoother and more supple over time. It is an elegant essential for routines that prioritize comfort and visible refinement, pairing beautifully with active-led serums and daily sunscreen.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003cp\u003eFor salon retail and international resellers, AH-2 offers a clear story: multi-level hydration support with a modern finish, suitable for all skin types—including routines that need hydration without heaviness.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli class=\"py-0\"\u003e\n\u003cspan class=\"font-semibold\"\u003e\u003cstrong\u003eHydration support\u003c\/strong\u003e:\u003c\/span\u003e Helps attract and retain moisture for a more comfortable, hydrated feel.\u003c\/li\u003e\n\u003cli class=\"py-0\"\u003e\n\u003cspan class=\"font-semibold\"\u003e\u003cstrong\u003ePlumping appearance care\u003c\/strong\u003e:\u003c\/span\u003e Helps skin look smoother and more supple as hydration improves.\u003c\/li\u003e\n\u003cli class=\"py-0\"\u003e\n\u003cspan class=\"font-semibold\"\u003e\u003cstrong\u003eFirmness + elasticity appearance\u003c\/strong\u003e:\u003c\/span\u003e Helps support the look of firmer, more elastic skin over time.\u003c\/li\u003e\n\u003cli class=\"py-0\"\u003e\n\u003cspan class=\"font-semibold\"\u003e\u003cstrong\u003eGlow enhancement\u003c\/strong\u003e:\u003c\/span\u003e Helps improve the look of radiance for a fresh, healthy-looking finish.\u003c\/li\u003e\n\u003cli class=\"py-0\"\u003e\n\u003cspan class=\"font-semibold\"\u003e\u003cstrong\u003eFine line appearance care\u003c\/strong\u003e:\u003c\/span\u003e Helps soften the look of fine lines as skin feels better hydrated.\u003c\/li\u003e\n\u003cli class=\"py-0\"\u003e\n\u003cspan class=\"font-semibold\"\u003e\u003cstrong\u003eUnder-eye freshness support\u003c\/strong\u003e:\u003c\/span\u003e May help improve the appearance of under-eye darkness and puffiness with consistent use.\u003c\/li\u003e\n\u003cli class=\"py-0\"\u003e\n\u003cspan class=\"font-semibold\"\u003e\u003cstrong\u003eNon-comedogenic profile\u003c\/strong\u003e:\u003c\/span\u003e The brand reports no comedogenic or acnegenic effect in testing.\u003c\/li\u003e\n\u003cli class=\"py-0\"\u003e\n\u003cspan class=\"font-semibold\"\u003e\u003cstrong\u003eDermatologically tested (brand-reported)\u003c\/strong\u003e:\u003c\/span\u003e The brand reports irritation and sensitization testing with no irritation observed in participants.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cspan class=\"font-semibold\"\u003eHow to use\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003eUse daily, morning and night. Apply on clean, dry skin before creams, sunscreen, and makeup. Dispense a few drops onto fingertips (avoid touching the dropper to skin) and spread gently over the face, including the eye area if tolerated. Avoid direct contact with eyes. Store in a cool, dry place.\u003c\/p\u003e\n\u003cp\u003eIn a \u003cspan class=\"font-semibold\"\u003e30-day perceived efficacy study\u003c\/span\u003e, participants reported improvements in: \u003cspan class=\"font-semibold\"\u003ehydration (100%)\u003c\/span\u003e, \u003cspan class=\"font-semibold\"\u003eglow (100%)\u003c\/span\u003e, \u003cspan class=\"font-semibold\"\u003esoftness (100%)\u003c\/span\u003e, \u003cspan class=\"font-semibold\"\u003efirmness (90%)\u003c\/span\u003e, \u003cspan class=\"font-semibold\"\u003eunder-eye puffiness (90%)\u003c\/span\u003e, \u003cspan class=\"font-semibold\"\u003ewrinkles appearance (85%)\u003c\/span\u003e, \u003cspan class=\"font-semibold\"\u003efine lines (85%)\u003c\/span\u003e, and \u003cspan class=\"font-semibold\"\u003eunder-eye dark circles (85%)\u003c\/span\u003e. The brand also reports instrumental measurements indicating increased hydration after \u003cspan class=\"font-semibold\"\u003e1 hour\u003c\/span\u003e and \u003cspan class=\"font-semibold\"\u003e15 days\u003c\/span\u003e, plus variation in firmness and elasticity parameters after 30 days. Results may vary.\u003c\/p\u003e\n\u003ch3\u003eIngredients Highlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli class=\"py-0\"\u003e\n\u003cspan class=\"font-semibold\"\u003e\u003cstrong\u003eHyaluronic Acid Complex (2% with 4 types)\u003c\/strong\u003e:\u003c\/span\u003e Hyaluronic acid occurs naturally in the skin and has a strong capacity to attract and retain water—\u003cspan class=\"font-semibold\"\u003e1 gram can hold up to 1 liter of water\u003c\/span\u003e. Different molecular weights serve different roles: larger molecules may form a surface film, while smaller ones can reach deeper layers, helping create a three-dimensional network that draws water in and retains moisture—supporting hydration, the look of elasticity, firmness, and glow.\u003c\/li\u003e\n\u003cli class=\"py-0\"\u003e\n\u003cspan class=\"font-semibold\"\u003e\u003cstrong\u003eVitamin B5 (1%)\u003c\/strong\u003e:\u003c\/span\u003e A naturally derived substance known for supporting surface hydration, softness, and skin comfort. Vitamin B5 is also associated with soothing support, making it a refined choice for routines that need hydration with a calm, balanced feel. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003ch4\u003eAllergen warnings \/ cautions\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003cul class=\"ml-1 list-outside list-disc\"\u003e\n\u003cli class=\"py-0\"\u003eFor external use only. Discontinue use if irritation occurs.\u003c\/li\u003e\n\u003cli class=\"py-0\"\u003eAvoid direct contact with eyes; rinse thoroughly if contact occurs.\u003c\/li\u003e\n\u003cli class=\"py-0\"\u003eAvoid unprotected sun exposure; use broad-spectrum sunscreen daily.\u003c\/li\u003e\n\u003cli class=\"py-0\"\u003eKeep out of reach of children. Store in a cool, dry place.\u003c\/li\u003e\n\u003cli class=\"py-0\"\u003eAccording to the brand, the formula is free from parabens, petrolatum, sulfates, silicones, fragrance, and gluten.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"font-semibold\"\u003ePrincipia\u003c\/span\u003e \u003c\/strong\u003eis a Brazilian \u003cstrong\u003edermocosmetics \u003c\/strong\u003ebrand founded in 2020 in São Paulo with a clear mission: \u003cspan class=\"font-semibold\"\u003edemocratize high-performance \u003cstrong\u003eskincare\u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003e \u003c\/strong\u003ethrough 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—\u003cstrong\u003e\u003cspan class=\"font-semibold\"\u003eactive ingredients at disclosed percentages\u003c\/span\u003e, straightforward formulations, and a minimalist, clinical aesthetic designed for everyday use.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"font-semibold\"\u003eCan I use Principia AH-2 twice a day?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The brand indicates daily AM\/PM use and it layers well under moisturizer, sunscreen, and makeup.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"font-semibold\"\u003eIs AH-2 suitable for all skin types, including oily skin?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. It is suitable for all skin types and is designed to hydrate without a heavy feel.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"font-semibold\"\u003eCan I apply AH-2 around the eyes?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe brand indicates safety and efficacy were evaluated for the eye area. Apply gently and avoid direct contact with eyes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"font-semibold\"\u003eCan I use AH-2 with acids or retinoids?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Hydrating serums are commonly paired with stronger actives to support comfort. Apply AH-2 before moisturizer in your routine.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"font-semibold\"\u003eIs Principia cruelty-free?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe brand states it does not test on animals.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"size-full [\u0026amp;\u0026gt;*:first-child]:mt-0 [\u0026amp;\u0026gt;*:last-child]:mb-0 space-y-2\"\u003e\n\u003cp\u003eComplete your routine by exploring \u003cspan title=\"Blocked URL: {{INTERNAL_LINK}}\" class=\"text-gray-500\"\u003eour curated \u003ca href=\"https:\/\/mkpbr.com\/collections\/principia\"\u003ePrincipia Collection\u003c\/a\u003e\u003c\/span\u003e for a clean, balanced, everyday glow.\u003c\/p\u003e\n\u003ch3\u003eAdd Principia AH-2 to your cart and elevate daily hydration with Brazilian dermocosmetic elegance.\u003c\/h3\u003e\n\u003ch4\u003eLegal Disclaimer\u003c\/h4\u003e\n\u003cp\u003e⚠️ The product label may contain additional or different information than stated on the website. Always read labels, warnings, and usage instructions before using or consuming.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Principia","offers":[{"title":"Default Title","offer_id":52626398773564,"sku":"MKPBR2024-1975","price":47.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0090\/2840\/3278\/files\/principia-ah-2-hyaluronic-acid-serum-2-percent-vitamin-b5-1-percent-1-01-fl-oz-30-ml-front-bottle-buy-now-at-mkpbr-com-worldwide-shipping.png?v=1768397880","url":"https:\/\/mkpbr.com\/en-gp\/products\/principia-ah-2-hyaluronic-acid-serum","provider":"MKPBR - Shine Like a Brazilian","version":"1.0","type":"link"}