{"product_id":"biotin-rosemary-onion-hair-growth-serum-all-hair-types","title":"Biotin Rosemary Onion Hair Growth Serum – All Hair Types","description":"\n\u003cp\u003eGive your hair the nourishment it deserves with our \u003cstrong\u003eBiotin Rosemary Onion Hair Growth Serum\u003c\/strong\u003e. Specially formulated with a powerhouse blend of biotin, rosemary, and onion extracts, this lightweight serum supports healthy hair growth while leaving every strand smooth, soft, and supple. Whether your hair is fine, thick, curly, or straight — this unisex formula works for everyone.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eThese statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eWhy You'll Love It\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePromotes Hair Growth:\u003c\/strong\u003e Biotin and rosemary extract work together to nourish hair follicles and encourage healthy, stronger growth from root to tip.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOnion Extract Power:\u003c\/strong\u003e Rich in sulfur compounds, onion extract helps strengthen hair strands, reduce breakage, and add natural shine.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSmooth \u0026amp; Supple Results:\u003c\/strong\u003e Say goodbye to frizz and dryness — this serum deeply conditions and softens hair for a touchably smooth finish.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSuitable for All Hair Types:\u003c\/strong\u003e Designed for fine, thick, wavy, curly, coily, or straight hair — every hair type benefits from this versatile formula.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUnisex Formula:\u003c\/strong\u003e Formulated for both men and women, making it a go-to for the whole household.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCPNP Certified:\u003c\/strong\u003e Free from high-concern chemicals and certified by the Cosmetic Products Notification Portal (CPNP) for your peace of mind.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Application:\u003c\/strong\u003e Lightweight and non-greasy, the convenient 30g unit makes it simple to work into your daily hair care routine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eKey Ingredients\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBiotin (Vitamin B7):\u003c\/strong\u003e A well-known hair-nourishing vitamin that supports keratin production and overall hair health.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRosemary Extract:\u003c\/strong\u003e Traditionally used to stimulate scalp circulation and promote fuller-looking hair.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOnion Extract:\u003c\/strong\u003e Packed with antioxidants and sulfur to strengthen hair and reduce thinning.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to Use\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eApply a small amount of serum to clean, damp or dry hair.\u003c\/li\u003e\n  \u003cli\u003eMassage gently into the scalp and distribute through the lengths of your hair.\u003c\/li\u003e\n  \u003cli\u003eLeave in and style as usual. No rinsing required.\u003c\/li\u003e\n  \u003cli\u003eUse regularly for best results.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNet Weight:\u003c\/strong\u003e 30g\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGender:\u003c\/strong\u003e Unisex\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e CPNP\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Concern Chemicals:\u003c\/strong\u003e None\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eRelated Products You May Like\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-pack-24k-gold-hyaluronic-acid-face-masks-korean-skincare\"\u003e10-Pack 24K Gold Hyaluronic Acid Face Masks – Korean Skincare\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-pack-bamboo-charcoal-soft-bristle-toothbrush-set-deep-clean\"\u003e10-Pack Bamboo Charcoal Soft Toothbrush Set – Deep Clean\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eLearn More About Hair Health\u003c\/h2\u003e\n\u003cp\u003eFor more information on how nutrients like biotin support hair and nail health, visit the \u003ca href=\"https:\/\/ods.od.nih.gov\/factsheets\/Biotin-Consumer\/\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eNIH Office of Dietary Supplements – Biotin Fact Sheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Can the Biotin Rosemary Onion Hair Serum be used on color-treated hair?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The gentle, CPNP-certified formula is free from high-concern chemicals, making it safe and suitable for color-treated, chemically processed, and natural hair alike. It helps restore moisture and shine without stripping color.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How long does it take to see results from this hair growth serum?\u003c\/h4\u003e\n\u003cp\u003eA: Hair growth serums work best with consistent, regular use. Most users begin to notice improvements in hair texture, smoothness, and reduced breakage within 4–8 weeks of daily use. For visible growth results, continued use over 2–3 months is recommended.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Do I need to rinse out this biotin and rosemary hair serum?\u003c\/h4\u003e\n\u003cp\u003eA: No — this is a leave-in treatment serum. Simply apply to damp or dry hair, massage into the scalp, and style as normal. Its lightweight formula absorbs quickly without leaving a greasy residue.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Can the Biotin Rosemary Onion Hair Serum be used on color-treated hair?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The gentle, CPNP-certified formula is free from high-concern chemicals, making it safe and suitable for color-treated, chemically processed, and natural hair alike. It helps restore moisture and shine without stripping color.\"}}, {\"@type\": \"Question\", \"name\": \"How long does it take to see results from this hair growth serum?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Hair growth serums work best with consistent, regular use. Most users begin to notice improvements in hair texture, smoothness, and reduced breakage within 4–8 weeks of daily use. For visible growth results, continued use over 2–3 months is recommended.\"}}, {\"@type\": \"Question\", \"name\": \"Do I need to rinse out this biotin and rosemary hair serum?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — this is a leave-in treatment serum. Simply apply to damp or dry hair, massage into the scalp, and style as normal. Its lightweight formula absorbs quickly without leaving a greasy residue.\"}}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"Shine Enhancing","offer_id":47717763252329,"sku":"43:201336268","price":15.89,"currency_code":"USD","in_stock":true},{"title":"Smoothing \u0026 Straightening","offer_id":47717763285097,"sku":"43:201336264","price":15.89,"currency_code":"USD","in_stock":true},{"title":"Nourishing","offer_id":47717763317865,"sku":"43:201336259","price":15.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/S6b37340698bc46f695d6ec1642d5c81fE.webp?v=1782247293","url":"https:\/\/oasis-select.com\/products\/biotin-rosemary-onion-hair-growth-serum-all-hair-types","provider":"Oasis Select","version":"1.0","type":"link"}