{"product_id":"necessaire-the-hair-duo-shampoo-conditioner-set-two-full-size-bottles-hyaluronic-acid-fragrance-free","title":"Nécessaire The Hair Duo — Shampoo \u0026 Conditioner Set, Two Full-Size Bottles, Hyaluronic Acid, Fragrance-Free","description":"\u003cp\u003e\u003cstrong\u003eNécessaire The Hair Duo is a fragrance-free shampoo and conditioner set formulated with hyaluronic acid and a vitamin B complex to hydrate the scalp and strengthen hair while remaining hypoallergenic and eczema-friendly.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis paired kit combines The Shampoo and The Conditioner in two full-size bottles, designed to treat scalp care like skincare. Both formulas emphasize hydration and barrier support using clinically recognized actives—hyaluronic acid, niacinamide, panthenol and 10% aloe vera leaf juice—alongside a proprietary celery seed extract to reduce irritation. The set is fragrance-free, dermatologist-tested, cruelty-free, and carries the National Eczema Association Seal of Acceptance.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these products hydrate without adding heavy residue?\u003c\/h3\u003e\n\n\u003cp\u003eInstead of relying on heavy oils or silicones, the duo uses water-binding and lightweight humectants to attract and retain moisture in the scalp and hair fiber. Formulations prioritize non-comedogenic ingredients to avoid pore-clogging while delivering slip and detangling for conditioning.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eHyaluronic acid draws and holds moisture at the scalp surface without greasiness.\u003c\/li\u003e\n  \u003cli\u003ePanthenol (pro-vitamin B5) improves hair elasticity and smoothness.\u003c\/li\u003e\n  \u003cli\u003e10% aloe vera leaf juice soothes and increases hydration immediately.\u003c\/li\u003e\n  \u003cli\u003eSilicone-free conditioning agents provide detangling without buildup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this set be gentle on sensitive or reactive scalps?\u003c\/h3\u003e\n\n\u003cp\u003eYes—both items are formulated to minimize irritation. They are fragrance-free, hypoallergenic, dermatologist-tested and carry the National Eczema Association Seal, which indicates suitability for many sensitive skin and scalp needs.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eProprietary celery seed extract works to help minimize irritation.\u003c\/li\u003e\n  \u003cli\u003eFragrance-free and non-irritating surfactants avoid unnecessary sensitizers.\u003c\/li\u003e\n  \u003cli\u003eHypoallergenic and non-comedogenic labeling reduces risk of pore blockage.\u003c\/li\u003e\n  \u003cli\u003eDermatologist-tested and N.E.A. accepted for peace of mind.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I use The Shampoo and The Conditioner for best results?\u003c\/h3\u003e\n\n\u003cp\u003eUse The Shampoo as your cleansing step and follow with The Conditioner on wet lengths and ends. Massage the shampoo into the scalp, rinse thoroughly, then apply conditioner to mid-lengths through ends for 1–3 minutes before rinsing for optimal detangling and hydration.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eWet hair, massage The Shampoo into scalp and hair, then rinse well.\u003c\/li\u003e\n  \u003cli\u003eApply The Conditioner from mid-lengths to ends; leave 1–3 minutes, then rinse.\u003c\/li\u003e\n  \u003cli\u003eFor dry scalps, focus shampoo massage on the scalp and conditioner mostly on lengths.\u003c\/li\u003e\n  \u003cli\u003eUse regularly as a routine to maintain hydrated scalp balance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the sustainability and ingredient transparency highlights?\u003c\/h3\u003e\n\n\u003cp\u003eNécessaire emphasizes responsible packaging and third-party certifications. The Shampoo bottle is made from 100% bio-resin HDPE and the brand holds multiple certifications that reflect environmental and ethical commitments.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eShampoo bottles use 100% bio-resin HDPE packaging.\u003c\/li\u003e\n  \u003cli\u003eCertified B Corp, Climate Neutral, and Plastic Neutral commitments.\u003c\/li\u003e\n  \u003cli\u003eLeaping Bunny certified cruelty-free and certified vegan formulas.\u003c\/li\u003e\n  \u003cli\u003e1% For The Planet member and FSC-certified materials where applicable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Hair Duo is aimed at people who want a simple, science-informed haircare routine that prioritizes scalp health, lightweight hydration and minimal irritation. It's especially appropriate for those with sensitive or reactive scalps, anyone avoiding fragrances and harsh sulfates, and shoppers who value ethically certified products and transparent ingredient lists.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Nécessaire The Hair Duo fragrance-free?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Both the shampoo and conditioner are fragrance-free and hypoallergenic.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these products safe for sensitive scalps?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They are dermatologist-tested and carry the National Eczema Association Seal, suitable for many sensitive scalps.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Nécessaire","offers":[{"title":"Default Title","offer_id":51488008732905,"sku":"B0DDYCX9CD","price":171.22,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/7674\/2633\/files\/necessaire-hair-duo-front-packaging.jpg?v=1783299682","url":"https:\/\/cervaaustralia.com\/products\/necessaire-the-hair-duo-shampoo-conditioner-set-two-full-size-bottles-hyaluronic-acid-fragrance-free","provider":"Cerva Australia | Professional Beauty Supplies, Skincare \u0026 Cosmetics","version":"1.0","type":"link"}