{"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":"\u003cstyle\u003e\n  .mkpbr-adeus {\n    --mkpbr-orange: #ff6b4a;\n    --mkpbr-orange-dark: #e85a37;\n    --mkpbr-black: #111111;\n    --mkpbr-muted: #666666;\n    --mkpbr-soft: #faf9f7;\n    --mkpbr-line: #ececec;\n    --mkpbr-white: #ffffff;\n    color: var(--mkpbr-black);\n    font-family: inherit;\n    font-size: 16px;\n    line-height: 1.65;\n  }\n\n  .mkpbr-adeus *,\n  .mkpbr-adeus *::before,\n  .mkpbr-adeus *::after {\n    box-sizing: border-box;\n  }\n\n  .mkpbr-adeus h2,\n  .mkpbr-adeus h3,\n  .mkpbr-adeus p {\n    margin-top: 0;\n  }\n\n  .mkpbr-adeus h2 {\n    margin-bottom: 14px;\n    color: var(--mkpbr-black);\n    font-size: clamp(24px, 4vw, 34px);\n    line-height: 1.2;\n  }\n\n  .mkpbr-adeus h3 {\n    margin-bottom: 8px;\n    color: var(--mkpbr-black);\n    font-size: 18px;\n    line-height: 1.35;\n  }\n\n  .mkpbr-adeus a {\n    color: var(--mkpbr-orange-dark);\n    font-weight: 600;\n    text-underline-offset: 3px;\n  }\n\n  .mkpbr-adeus__intro {\n    padding: clamp(24px, 5vw, 42px);\n    border-left: 5px solid var(--mkpbr-orange);\n    border-radius: 0 16px 16px 0;\n    background: var(--mkpbr-soft);\n  }\n\n  .mkpbr-adeus__intro p {\n    max-width: 820px;\n    margin-bottom: 0;\n    color: var(--mkpbr-muted);\n    font-size: 17px;\n  }\n\n  .mkpbr-adeus__section {\n    padding: 34px 0;\n    border-bottom: 1px solid var(--mkpbr-line);\n  }\n\n  .mkpbr-adeus__section-title {\n    margin-bottom: 18px;\n    font-size: 24px;\n  }\n\n  .mkpbr-adeus__grid {\n    display: grid;\n    grid-template-columns: repeat(2, minmax(0, 1fr));\n    gap: 14px;\n  }\n\n  .mkpbr-adeus__card {\n    padding: 20px;\n    border: 1px solid var(--mkpbr-line);\n    border-radius: 14px;\n    background: var(--mkpbr-white);\n  }\n\n  .mkpbr-adeus__card p {\n    margin-bottom: 0;\n    color: var(--mkpbr-muted);\n  }\n\n  .mkpbr-adeus__steps {\n    display: grid;\n    grid-template-columns: repeat(3, minmax(0, 1fr));\n    gap: 14px;\n    margin: 0;\n    padding: 0;\n    list-style: none;\n    counter-reset: adeus-step;\n  }\n\n  .mkpbr-adeus__steps li {\n    position: relative;\n    padding: 54px 18px 18px;\n    border-radius: 14px;\n    background: var(--mkpbr-soft);\n    counter-increment: adeus-step;\n  }\n\n  .mkpbr-adeus__steps li::before {\n    position: absolute;\n    top: 16px;\n    left: 18px;\n    display: grid;\n    width: 28px;\n    height: 28px;\n    place-items: center;\n    border-radius: 50%;\n    background: var(--mkpbr-orange);\n    color: var(--mkpbr-white);\n    content: counter(adeus-step);\n    font-size: 14px;\n    font-weight: 700;\n  }\n\n  .mkpbr-adeus__steps strong {\n    display: block;\n    margin-bottom: 5px;\n  }\n\n  .mkpbr-adeus__tags {\n    display: flex;\n    flex-wrap: wrap;\n    gap: 9px;\n    margin: 16px 0;\n  }\n\n  .mkpbr-adeus__tag {\n    padding: 7px 12px;\n    border: 1px solid var(--mkpbr-line);\n    border-radius: 999px;\n    background: var(--mkpbr-soft);\n    font-size: 14px;\n  }\n\n  .mkpbr-adeus__notice {\n    margin-top: 18px;\n    padding: 16px 18px;\n    border-radius: 12px;\n    background: #fff2ee;\n    color: #552217;\n  }\n\n  .mkpbr-adeus__details {\n    border-top: 1px solid var(--mkpbr-line);\n  }\n\n  .mkpbr-adeus__details details {\n    border-bottom: 1px solid var(--mkpbr-line);\n  }\n\n  .mkpbr-adeus__details summary {\n    position: relative;\n    padding: 18px 42px 18px 0;\n    cursor: pointer;\n    color: var(--mkpbr-black);\n    font-weight: 700;\n    list-style: none;\n  }\n\n  .mkpbr-adeus__details summary::-webkit-details-marker {\n    display: none;\n  }\n\n  .mkpbr-adeus__details summary::after {\n    position: absolute;\n    top: 50%;\n    right: 4px;\n    color: var(--mkpbr-orange);\n    content: \"+\";\n    font-size: 24px;\n    font-weight: 500;\n    transform: translateY(-50%);\n  }\n\n  .mkpbr-adeus__details details[open] summary::after {\n    content: \"\\2212\";\n  }\n\n  .mkpbr-adeus__details-body {\n    padding: 0 36px 18px 0;\n    color: var(--mkpbr-muted);\n  }\n\n  .mkpbr-adeus__details-body p:last-child {\n    margin-bottom: 0;\n  }\n\n  .mkpbr-adeus__disclaimer {\n    margin-top: 28px;\n    padding: 18px;\n    border: 1px solid var(--mkpbr-line);\n    border-radius: 12px;\n    color: var(--mkpbr-muted);\n    font-size: 13px;\n  }\n\n  @media (max-width: 749px) {\n    .mkpbr-adeus__grid,\n    .mkpbr-adeus__steps {\n      grid-template-columns: 1fr;\n    }\n\n    .mkpbr-adeus__section {\n      padding: 28px 0;\n    }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"mkpbr-adeus\"\u003e\n\u003csection class=\"mkpbr-adeus__intro\"\u003e\n\u003ch2\u003ePrincipia AH-2\u003c\/h2\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 2% complex of four types of hyaluronic acids and 1% vitamin B5, 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.\u003cbr\u003e\u003cbr\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\/section\u003e\n\u003csection class=\"mkpbr-adeus__section\"\u003e\n\u003ch2 class=\"mkpbr-adeus__section-title\"\u003eWhy you’ll love it\u003c\/h2\u003e\n\n\u003cdiv class=\"mkpbr-adeus__grid\"\u003e\n\u003cdiv class=\"mkpbr-adeus__card\"\u003e\n\u003ch3\u003eHydration support\u003c\/h3\u003e\n\u003cp\u003eHelps attract and retain moisture for a more comfortable, hydrated feel.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mkpbr-adeus__card\"\u003e\n\u003ch3\u003ePlumping appearance care\u003c\/h3\u003e\n\u003cp\u003eHelps skin look smoother and more supple as hydration improves.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mkpbr-adeus__card\"\u003e\n\u003ch3\u003eFirmness + elasticity appearance\u003c\/h3\u003e\n\u003cp\u003eHelps support the look of firmer, more elastic skin over time.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mkpbr-adeus__card\"\u003e\n\u003ch3\u003eGlow enhancement\u003c\/h3\u003e\n\u003cp\u003eHelps improve the look of radiance for a fresh, healthy-looking finish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mkpbr-adeus__card\"\u003e\n\u003ch3\u003eFine line appearance care\u003c\/h3\u003e\n\u003cp\u003eHelps soften the look of fine lines as skin feels better hydrated.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mkpbr-adeus__card\"\u003e\n\u003ch3\u003eUnder-eye freshness support\u003c\/h3\u003e\n\u003cp\u003eMay help improve the appearance of under-eye darkness and puffiness with consistent use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mkpbr-adeus__card\"\u003e\n\u003ch3\u003eNon-comedogenic profile\u003c\/h3\u003e\n\u003cp\u003eThe brand reports no comedogenic or acnegenic effect in testing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mkpbr-adeus__card\"\u003e\n\u003ch3\u003eDermatologically tested (brand-reported)\u003c\/h3\u003e\n\u003cp\u003eThe brand reports irritation and sensitization testing with no irritation observed in participants.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"mkpbr-adeus__section\"\u003e\n\u003ch2 class=\"mkpbr-adeus__section-title\"\u003eHow to use\u003c\/h2\u003e\n\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.\u003cbr\u003e\u003cbr\u003eIn a 30-day perceived efficacy study, participants reported improvements in: hydration (100%), glow (100%), softness (100%), firmness (90%), under-eye puffiness (90%), wrinkles appearance (85%), fine lines (85%), and under-eye dark circles (85%). The brand also reports instrumental measurements indicating increased hydration after 1 hour and 15 days, plus variation in firmness and elasticity parameters after 30 days. Results may vary.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"mkpbr-adeus__section\"\u003e\n\u003ch2 class=\"mkpbr-adeus__section-title\"\u003eProduct highlights\u003c\/h2\u003e\n\u003cdiv class=\"mkpbr-adeus__tags\"\u003e\n\u003cspan class=\"mkpbr-adeus__tag\"\u003eHyaluronic Acid Complex (2% with 4 types): Hyaluronic acid occurs naturally in the skin and has a strong capacity to attract and retain water—1 gram can hold up to 1 liter of water. 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\/span\u003e \u003cspan class=\"mkpbr-adeus__tag\"\u003eVitamin B5 (1%): 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\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mkpbr-adeus__notice\"\u003e\n\u003cstrong\u003eAllergen warnings \/ cautions:\u003c\/strong\u003e For external use only. Discontinue use if irritation occurs. Avoid direct contact with eyes; rinse thoroughly if contact occurs. Avoid unprotected sun exposure; use broad-spectrum sunscreen daily. Keep out of reach of children. Store in a cool, dry place. According to the brand, the formula is free from parabens, petrolatum, sulfates, silicones, fragrance, and gluten. 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.\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"mkpbr-adeus__section\"\u003e\n\u003ch2 class=\"mkpbr-adeus__section-title\"\u003eProduct information\u003c\/h2\u003e\n\u003cdiv class=\"mkpbr-adeus__details\"\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I use Principia AH-2 twice a day?\u003c\/summary\u003e\n\u003cdiv class=\"mkpbr-adeus__details-body\"\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\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs AH-2 suitable for all skin types, including oily skin?\u003c\/summary\u003e\n\u003cdiv class=\"mkpbr-adeus__details-body\"\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\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I apply AH-2 around the eyes?\u003c\/summary\u003e\n\u003cdiv class=\"mkpbr-adeus__details-body\"\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\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I use AH-2 with acids or retinoids?\u003c\/summary\u003e\n\u003cdiv class=\"mkpbr-adeus__details-body\"\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\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs Principia cruelty-free?\u003c\/summary\u003e\n\u003cdiv class=\"mkpbr-adeus__details-body\"\u003e\n\u003cp\u003eThe brand states it does not test on animals.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cdiv class=\"mkpbr-adeus__disclaimer\"\u003e\n\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e For external use only. Patch test before use and discontinue use if irritation occurs. Individual results may vary. Product packaging may be labeled in Portuguese. Our Brazilian-brand products are sourced in Brazil and are regularized with ANVISA (Agência Nacional de Vigilância Sanitária), Brazil's national health authority, under the applicable regulatory framework for each product category. ANVISA regularization applies to the Brazilian market and is not equivalent to U.S. FDA approval. See our full \u003ca href=\"\/en-se\/pages\/disclaimers\"\u003eDisclaimers \u0026amp; Important Information\u003c\/a\u003e.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Principia","offers":[{"title":"Default Title","offer_id":52626398773564,"sku":"MKPBR2024-1975","price":421.44,"currency_code":"SEK","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_b2ea8c0d-9b72-41b2-a6ef-7bb31fece31a.png?v=1784527936","url":"https:\/\/mkpbr.com\/en-se\/products\/principia-ah-2-hyaluronic-acid-serum","provider":"MKPBR - Shine Like a Brazilian","version":"1.0","type":"link"}