{"title":"Scalp \u0026 Follicle Serums","description":"\u003cp\u003eTargeted, leave-in treatment where thinning actually shows — the hairline, crown, and part line. MD\u003csup\u003e®\u003c\/sup\u003e scalp serums use \u003cstrong\u003eprecision peptides\u003c\/strong\u003e (Acetyl Tetrapeptide-3 to anchor, Biotinoyl Tripeptide-1 to condition), plant-based DHT modulators, and scalp-calming actives like mandelic acid and caffeine. All drug-free, non-greasy, and invisible in styled hair. Layer them with minoxidil or use them instead — the choice stays yours.\u003c\/p\u003e\n\n\u003ch2\u003eWhy a topical goes on the scalp, not the hair\u003c\/h2\u003e\n\u003cp\u003eThe strand itself is dead keratin — nothing applied to it reaches the follicle that made it. Anything intended to act on growth has to reach the living tissue at the base of the follicle, a few millimetres below the surface, which is why these serums use a precision applicator and are worked into the scalp rather than the lengths.\u003c\/p\u003e\n\n\u003ch2\u003eHow to use them so they work\u003c\/h2\u003e\n\u003cp\u003eApply to a dry or towel-dry scalp, part by part, across the areas where thinning shows — not as a single application to one spot. Leave at least four hours before washing. If you also use minoxidil, separate the two by an hour rather than layering them wet. Consistency matters more than quantity: a follicle responds over a full growth cycle, so judge results at three to four months, not at three weeks.\u003c\/p\u003e","products":[{"product_id":"follicle-energizer","title":"MD® Follicle Energizer — Hair Density Scalp Serum","description":"\u003cp\u003e\u003cstrong\u003eStep 2 of the MD HAIR™ system: condition weak, thinning hair where you see it.\u003c\/strong\u003e MD\u003csup\u003e®\u003c\/sup\u003e Follicle Energizer is a drug-free, leave-in peptide serum with a precision brush applicator — designed by Dr. Susan Lin, M.D. for the hairline, crown, and part line where thinning shows first.\u003c\/p\u003e\n\u003ch2\u003eSee it in action\u003c\/h2\u003e\n\u003cfigure style=\"margin:0 0 24px;\"\u003e\u003cvideo controls preload=\"none\" playsinline poster=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0985\/2724\/8680\/files\/md-hair-follicle-energizer-scalp-serum-14ml.png?v=1783415164\u0026amp;width=900\" style=\"width:100%;max-width:720px;border-radius:12px;background:#1A365D;display:block;\"\u003e\u003csource src=\"https:\/\/cdn.shopify.com\/videos\/c\/vp\/fad05ba35f364526b6615e8dfe31589d\/fad05ba35f364526b6615e8dfe31589d.HD-720p-4.5Mbps-88588993.mp4\" type=\"video\/mp4\"\u003eYour browser does not support the video tag.\u003c\/source\u003e\u003c\/video\u003e\u003cfigcaption style=\"color:#5a6b85;font-size:13px;margin-top:8px;font-style:italic;\"\u003eApplying MD® Follicle Energizer — the drug-free, leave-in peptide scalp serum.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch2\u003eThe science in the bottle\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBiotinoyl Tripeptide-1 (Biotinyl-GHK)\u003c\/strong\u003e is studied at concentrations 10–30× lower than minoxidil requires and supports the look of hair-shaft diameter. It's blended with saw palmetto (a plant botanical studied for its interaction with DHT), horse chestnut seed extract, marine Ulva Lactuca botanicals, biotin, glutathione, and panthenol. Lightweight and non-greasy — it disappears into the scalp, not your hairstyle.\u003c\/p\u003e\n\n\u003ch2\u003eMeasured results\u003c\/h2\u003e\n\u003cp\u003eIn a 17-week (119-day) self-evaluation study of the MD HAIR™ two-step system — Follicle Activator and Follicle Energizer used together — conducted by Spincontrol North America: 71% of the 24 subjects analyzed (32 enrolled) agreed their hair growth had improved, a statistically significant result, and 75% would recommend the product to a friend. The study was open and non-comparative, with no placebo group, and results are based on a self-evaluation questionnaire, not instrument measurement. Individual results vary.\u003c\/p\u003e\n\n\u003ch2\u003eHow to use\u003c\/h2\u003e\n\u003cp\u003eNightly on a clean, towel-dried or dry scalp. Draw the brush tip along thinning areas, massage in, leave on. No rinsing, no residue.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eHow is this different from the Follicle Activator?\u003c\/summary\u003e\u003cp\u003eThey're the two steps of the MD HAIR™ Restoration System. The Activator (Step 1, with Acetyl Tetrapeptide-3 and red clover) supports the look of anchored hair; the Energizer (Step 2, with Biotinoyl Tripeptide-1 and saw palmetto) conditions weak hair for thicker-looking strands. Use the Activator in the morning and the Energizer at night.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDoes it contain minoxidil or finasteride?\u003c\/summary\u003e\u003cp\u003eNo. It's completely drug-free and hormone-free — and it can be layered with either if you already use them.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs it safe for women, including postpartum?\u003c\/summary\u003e\u003cp\u003eYes. It's a topical, drug-free formula commonly chosen during postpartum shedding. If nursing, ask your physician.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhen will I see results?\u003c\/summary\u003e\u003cp\u003ePlan on 3–6 months of nightly use — consistent with the study timeline above.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003cp\u003e\u003cem\u003ePhysician-formulated by Dr. Susan Lin, M.D. · Drug-free, works with or without minoxidil · Made in USA · We create beauty through advanced science™\u003c\/em\u003e\u003c\/p\u003e","brand":"MD Hair","offers":[{"title":"14 ml","offer_id":52065482866984,"sku":"FE14","price":60.0,"currency_code":"USD","in_stock":true},{"title":"28 ml","offer_id":52065482899752,"sku":"FE28","price":110.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0985\/2724\/8680\/files\/md-hair-follicle-energizer-scalp-serum-14ml.png?v=1783415164"},{"product_id":"follicle-activator","title":"MD® Follicle Activator — Peptide Scalp Concentrate","description":"\u003cp\u003e\u003cstrong\u003eStep 1 of the MD HAIR™ system: care for the hair you have.\u003c\/strong\u003e MD\u003csup\u003e®\u003c\/sup\u003e Follicle Activator is a high-potency, drug-free peptide concentrate formulated by Dr. Susan Lin, M.D. to support the look of a reinforced follicle anchor. One 4 ml concentrate is a full 3-month supply.\u003c\/p\u003e\n\n\u003ch2\u003eThe science in the bottle\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAcetyl Tetrapeptide-3\u003c\/strong\u003e with \u003cstrong\u003ered clover extract\u003c\/strong\u003e supports the appearance of the structures around each follicle, while niacinamide and panthenol condition the scalp and \u003cstrong\u003eergothioneine\u003c\/strong\u003e — one of nature's most durable antioxidants — helps defend against oxidative stress. Lightweight, non-greasy, invisible in styled hair.\u003c\/p\u003e\n\n\u003ch2\u003eMeasured results\u003c\/h2\u003e\n\u003cp\u003eIn a 17-week (119-day) self-evaluation study of the MD HAIR™ two-step system — Follicle Activator and Follicle Energizer used together — conducted by Spincontrol North America: 71% of the 24 subjects analyzed (32 enrolled) agreed their hair growth had improved, a statistically significant result, and 75% would recommend it to a friend. The study was open and non-comparative, with no placebo group, and results are based on a self-evaluation questionnaire, not instrument measurement. Individual results vary.\u003c\/p\u003e\n\n\u003ch2\u003eHow to use\u003c\/h2\u003e\n\u003cp\u003eA few drops on the scalp each morning, focused on thinning zones; massage in and leave on. Pair with MD\u003csup\u003e®\u003c\/sup\u003e Follicle Energizer at night — together they form the 2-step MD HAIR™ Restoration System.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eHow does it compare to minoxidil?\u003c\/summary\u003e\u003cp\u003eFollicle Activator is not a drug — it works through peptide signaling and plant-based botanicals rather than a vasodilator drug pathway, so there's no drug-related shedding rebound or systemic side-effect profile. It can be used alongside minoxidil, or on its own by people who prefer drug-free.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhy is Step 1 \"anchoring\"?\u003c\/summary\u003e\u003cp\u003eBefore hair can look thicker it helps to support fewer visibly loose strands. Acetyl Tetrapeptide-3 focuses on the look of the structures at the follicle base — that's why the Activator comes first, and the conditioning Energizer second.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs it for men or women?\u003c\/summary\u003e\u003cp\u003eBoth. Thinning at the crown, temples, or part line relates to the same follicle biology.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhen will I see results?\u003c\/summary\u003e\u003cp\u003eExpect 3–6 months of daily use; photograph your part line monthly to track it honestly.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003cp\u003e\u003cem\u003ePhysician-formulated by Dr. Susan Lin, M.D. · Drug-free, works with or without minoxidil · Made in USA · We create beauty through advanced science™\u003c\/em\u003e\u003c\/p\u003e","brand":"MD Hair","offers":[{"title":"4 ml (3-Month Supply)","offer_id":52065484800296,"sku":"FA4","price":150.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0985\/2724\/8680\/files\/MD_Follicle_Activator-Product.png?v=1783415194"},{"product_id":"scalp-essential","title":"MD® Scalp Essential — Anti-Aging Scalp Serum","description":"\u003cp\u003e\u003cstrong\u003eHealthy-looking hair starts with a calm, clean scalp.\u003c\/strong\u003e Itch, flakes, and excess oil make the scalp a poor environment for the hair you have. MD\u003csup\u003e®\u003c\/sup\u003e Scalp Essential is a leave-in, zero-grease serum formulated by Dr. Susan Lin, M.D. to cleanse the look of follicles, soothe the appearance of irritation, and prep the scalp — including before and after hair-transplant procedures.\u003c\/p\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:0 0 22px;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0985\/2724\/8680\/files\/Itchy_Scalp_000033315700_Medium_0f55cc81-3b95-47bd-ad00-a12df1fb8542.jpg?v=1783656934\" alt=\"Itchy, flaky scalp that MD Scalp Essential is designed to soothe\" loading=\"lazy\" style=\"width:100%;height:auto;border-radius:10px;display:block;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0985\/2724\/8680\/files\/caffeine_761eb1db-e256-44a6-8ffb-451027cac193.jpg?v=1783656772\" alt=\"Caffeine energizes the follicle environment in MD Scalp Essential\" loading=\"lazy\" style=\"width:100%;height:auto;border-radius:10px;display:block;\"\u003e\n\u003c\/div\u003e\n\u003ch2\u003eThe science in the bottle\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eMandelic acid\u003c\/strong\u003e exfoliates gently (a larger molecule than glycolic, so it works without the sting), \u003cstrong\u003ecaffeine\u003c\/strong\u003e refreshes the follicle environment, and \u003cstrong\u003elilac stem cell extract\u003c\/strong\u003e with CLA glutathione helps soothe the look of the scalp and support a balanced-feeling scalp environment behind many flaky, itchy scalps.\u003c\/p\u003e\n\n\u003ch2\u003eTested for sensitive scalps\u003c\/h2\u003e\n\u003cp\u003eEvaluated at Medcin Instituto under GCP and Helsinki-compliant protocols; a 50-subject repeat-insult patch test (RIPT) graded it \u003cstrong\u003ehypoallergenic and non-sensitizing\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eHow to use\u003c\/h2\u003e\n\u003cp\u003eApply to the scalp 2–3 times per week (or daily for oily scalps), massage in, leave on. No rinse, no residue — it also works as a cleaner-feeling alternative to dry shampoo.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I use it after a hair transplant?\u003c\/summary\u003e\u003cp\u003eYes — this is one of its signature uses. Mandelic acid is gentler than glycolic on healing skin, and the serum helps keep grafts' environment clean. Follow your surgeon's timeline for when to resume topicals.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs it a shampoo?\u003c\/summary\u003e\u003cp\u003eNo — it's a leave-in serum. Keep your normal wash routine (ideally the MD Revitalizing Treatment Shampoo) and use Scalp Essential between washes.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs it drug- and hormone-free?\u003c\/summary\u003e\u003cp\u003eYes. No minoxidil, no steroids, no hormones — safe to combine with any regimen.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhen will I feel a difference?\u003c\/summary\u003e\u003cp\u003eItch and flake relief typically comes in 1–2 weeks; scalp-environment benefits for the look of density build over 3–6 months.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow does it fit the MD HAIR™ system?\u003c\/summary\u003e\u003cp\u003eIt's Step 1 of the 3-step MD HAIR™ Restoration Kit: calm the scalp (Scalp Essential) → condition the follicles (Follicle Energizer) → nourish from within (Nutri Hair).\u003c\/p\u003e\u003c\/details\u003e\n\n\u003cp\u003e\u003cem\u003ePhysician-formulated by Dr. Susan Lin, M.D. · Hypoallergenic (50-subject RIPT) · Made in USA · We create beauty through advanced science™\u003c\/em\u003e\u003c\/p\u003e","brand":"MD Hair","offers":[{"title":"60 ml","offer_id":52065485553960,"sku":"SE60","price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0985\/2724\/8680\/files\/MD-Scalp-Essential-Caffeine-Hair-Serum.jpg?v=1785869212"},{"product_id":"color-restoration","title":"MD® Color Restoration — Drug-Free Gray Hair Color Foam (1.7 fl oz)","description":"\u003cp\u003e\u003cstrong\u003eBring back your natural color — no dye, no drugs.\u003c\/strong\u003e MD® Color Restoration is a mild, leave-on scalp foam that helps hair rediscover its own pigment while looking thicker and healthier. For women and men noticing gray or graying strands.\u003c\/p\u003e\n\u003ch2\u003eHow it works\u003c\/h2\u003e\n\u003cp\u003eGraying is driven in part by excess peroxidase activity on the scalp, which strips pigment from the hair shaft. MD® Color Restoration is formulated to calm that activity and, through peptide technology, support the follicle's own melanin production — so natural-looking color can gradually re-emerge over about 2–3 months of daily use.\u003c\/p\u003e\n\u003ch2\u003eKey actives\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcetyl Hexapeptide-1\u003c\/strong\u003e — signals the follicle to restart pigmentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaffeine\u003c\/strong\u003e — boosts scalp circulation for thicker-looking hair.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFennel\u003c\/strong\u003e — antioxidant that helps protect existing color.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePanthenol (vitamin B5)\u003c\/strong\u003e — adds shine and manageability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCitric acid\u003c\/strong\u003e — keeps the scalp fresh and decongested.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to use\u003c\/h2\u003e\n\u003cp\u003eApply the foam to a clean scalp once a day, on its own or alongside your MD HAIR routine. Net content 1.7 fl oz \/ 50 ml — about a 30-day supply.\u003c\/p\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes MD Color Restoration work on grey hair?\u003c\/summary\u003e\n\u003cp\u003eMD® Color Restoration is formulated for people noticing grey or greying strands. It is not a dye — it uses Acetyl Hexapeptide-1 to support the follicle's own melanin production, so natural-looking colour can gradually re-emerge over about 2–3 months of daily use. Individual results vary.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs MD Color Restoration a hair dye?\u003c\/summary\u003e\n\u003cp\u003eNo. MD® Color Restoration contains no dye and no drugs. It is a leave-on scalp foam that works at the follicle rather than coating the hair shaft, so there is no colour transfer, no root line as hair grows, and no patch test required.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow does it work?\u003c\/summary\u003e\n\u003cp\u003eGreying is driven in part by excess peroxidase activity on the scalp, which strips pigment from the hair shaft. MD® Color Restoration is formulated to calm that activity while Acetyl Hexapeptide-1 supports the follicle's own melanin production.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eHow do I use MD Color Restoration?\u003c\/summary\u003e\n\u003cp\u003eApply the foam to a clean scalp once a day, on its own or alongside the rest of your MD HAIR™ routine. The 1.7 fl oz \/ 50 ml bottle is about a 30-day supply. Daily consistency is what the 2–3 month timeline assumes.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow long until I see color change?\u003c\/summary\u003e\n\u003cp\u003ePlan on 2–3 months of daily use. Colour returns gradually as new growth emerges from the follicle rather than appearing on existing strands, so the change shows at the root first. Individual results vary.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e Is it for men and women?\u003c\/summary\u003e\n\u003cp\u003eBoth. MD® Color Restoration is formulated for adult men and women noticing grey or greying hair, and it is drug-free, dye-free, and safe to use alongside any other product in the MD HAIR™ range.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes it do anything besides color?\u003c\/summary\u003e\n\u003cp\u003eYes. Caffeine boosts scalp circulation for thicker-looking hair, panthenol adds shine and manageability, and fennel is an antioxidant that helps protect the pigment already in the hair shaft. Made in the USA.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cp\u003e\u003cem\u003eDrug-free · dye-free · for men and women · made in the USA.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThese statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease. Individual results vary. We create beauty through advanced science™\u003c\/em\u003e\u003c\/p\u003e","brand":"MD Hair","offers":[{"title":"Default Title","offer_id":52155586576680,"sku":"COLORRESTORE","price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0985\/2724\/8680\/files\/1-MDColorRestorationwithwhiteBG-738391.jpg?v=1785025562"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0985\/2724\/8680\/collections\/md-hair-follicle-energizer-scalp-serum-14ml_71d136de-a281-4af3-9cb3-74251daddc89.png?v=1785234183","url":"https:\/\/mdhair.com\/zh\/collections\/scalp-follicle-serums.oembed","provider":"MD HAIR™","version":"1.0","type":"link"}