Rated 4.8 (7,900+) Reviews

Rennora Hair Growth Serum

Rennora Hair Growth Serum

Invented to accelerate growth, strengthen weak strands, and restore thinning edges. Our formula works at the root level to deliver visibly thicker, fuller hair in just 3–4 months.

Wakes dormant follicles by restoring blood flow to the root

Reduces scalp inflammation - the hidden cause of dormancy

Restores thinning edges, bald spots, and crown loss

100% drug-free, plant-based formula - safe for daily use

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Rennora's 38-ingredient formula wakes dormant follicles, strengthens weak strands, restores thinning edges and bald spots, and promotes visibly thicker, fuller hair — all without harsh chemicals or drugs. Made for black women and our unique hair issues. Every bottle is 1 ounce and lasts about 30 days. 

 

Made for Black women, by a Black-owned brand. Rennora was built for our hair, our texture, and the hair loss we actually deal with: edges, thinning, crown loss, and more. And it works by stopping hair loss at the root cause. Most products just moisturize the surface. Rennora goes deeper, calming the follicle inflammation that blocks blood flow and puts your follicles to sleep, so they can wake back up and grow again.

 

Castor Oil, Soybean, Grape Seed Oil, Olive Oil, Chili Oil, Argan Oil, Tea Tree, Amla, Bhringraj, Stinging Nettle, Peppermint, Mustard Seed, Basil, Sesame Seed, Rosemary, Sage, Thyme, Aloe, Garlic Seed, Onion Seed, Pygeum, Biotin, Ginkgo Biloba, Black Tea, Neem, Aritha, Calendula, Chamomile, Dandelion, Lemongrass, Saw Palmetto, Ginseng, Fenugreek, Ginger Root, Gotu Kola, Hibiscus, Lavender, Horsetail.

Every bottle is 1 ounce and lasts about 30 days. 

 

"After years of abuse from chemicals, glue, and extensions, all I wanted is for my hair to grow back. Since using these products, I've noticed fine hair growing around my front and edges, and my top hair is coming back too. I'm honestly shocked and incredibly hopeful that my hair will grow back fully. Thank you for giving me hope and confidence again."

Kim B.

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80%

of Black women experience hair loss by 50.

You're not alone. And you're not stuck.

You're not alone. And you're not stuck.

THE REAL REASON YOUR HAIR STOPPED GROWING

Your Follicles Aren't Dead. They're Starving.

Most growth oils only moisturize the strand. Rennora targets what's actually happening at the root.

  • 01 - THE TRIGGER

    Follicle
    Inflammation

    Hormonal shifts, tension from braids and weaves, menopause, stress, and product buildup create chronic inflammation around your follicles.

  • 02 - THE BLOCKAGE

    Blood
    Flow Cut Off

    Inflamed tissue strangles the tiny capillaries that feed each follicle. No nutrients in. No oxygen in. Your follicle goes dormant - but it's still alive.

  • 03 - THE REVIVAL

    Rennora
    Wakes It Up

    38 plant compounds reduce the inflammation, restore blood flow, block DHT, and extend the growth phase - so your follicles can finally do what they were built to do.

    • ✨

      Edges grow back

      The thinning hairline along your temples fills in. Baby hairs return.

    • 🌱

      Crown fills in

      The bald spot at the top closes. New hair where there was scalp.

    • 💪🏾

      Shedding slows down

      Less hair in the brush. Less hair on the pillow. Less hair in the drain.

    • 📏

      Length finally catches up

      Hair that's been stuck at the same length for years starts growing past it.

    • 🧘🏾‍♀️

      Scalp feels calm

      No more itch. No more tightness. No more burn.

    • 💃🏾

      You feel confident again

      The hat comes off. Ponytails get thicker. You stop hiding your hair.

      WHY RENNORA OUTPERFORMS EVERY OTHER BRAND

      One Bottle. Every Hair Loss Concern.

      No matter what's causing your hair loss, Rennora Hair Growth Serum helps with it all.

      check Reactivates dormant follicles along your hairline, edges, and crown

      check Restores blood flow and nutrients to bald spots and thinning areas

      check Fills in patches caused by braids, weaves, traction, and stress

      check Rebuilds density where the scalp has become visible

      check Strengthens roots so hair stays in your head longer

      check Reduces excess shedding caused by hormones, menopause, and stress

      check Repairs weak, breakage-prone strands from root to tip

      check Calms the scalp inflammation that causes hair to fall out

      check Extends your hair's growth phase so it reaches its full length

      check Blocks DHT, the hormone that shrinks follicles and stalls growth

      check Stimulates new growth in areas that have been stuck for years

      check Nourishes follicles with 38 plant-based active ingredients

      check Supports regrowth after chemo, surgery, or major illness

      check Targets thinning caused by menopause, postpartum, and thyroid shifts

      check Helps offset hair loss from GLP-1 medications and other prescriptions

      check Wakes follicles that went dormant during hormonal disruption

      WHY RENNORA OUTPERFORMS EVERY OTHER BRAND

      One Bottle. Every Hair Loss Concern.

      No matter what's causing your hair loss, Rennora Hair Growth Serum helps with it all.

      check Reactivates dormant follicles along your hairline, edges, and crown

      check Restores blood flow and nutrients to bald spots and thinning areas

      check Fills in patches caused by braids, weaves, traction, and stress

      check Rebuilds density where the scalp has become visible

      check Strengthens roots so hair stays in your head longer

      check Reduces excess shedding caused by hormones, menopause, and stress

      check Repairs weak, breakage-prone strands from root to tip

      check Calms the scalp inflammation that causes hair to fall out

      check Extends your hair's growth phase so it reaches its full length

      check Blocks DHT, the hormone that shrinks follicles and stalls growth

      check Stimulates new growth in areas that have been stuck for years

      check Nourishes follicles with 38 plant-based active ingredients

      check Supports regrowth after chemo, surgery, or major illness

      check Targets thinning caused by menopause, postpartum, and thyroid shifts

      check Helps offset hair loss from GLP-1 medications and other prescriptions

      check Wakes follicles that went dormant during hormonal disruption

      YOUR 120-DAY JOURNEY

      What To Expect, Day By Day.

      Here's what's actually happening to your follicles, and what you'll see in the mirror.

      • DAY 1 → 14

        01

        DAY 1 → 14

        The Inflammation Calms

         
         

        Scalp tenderness, itching, and burning fade as the 38 plant compounds calm inflammation at the follicle.

      • DAY 15 → 30

        02

        DAY 15 → 30

        Edges Fill In First

         
         

        Baby hairs emerge along your edges and temples - the first visible proof your follicles are waking up.

      • DAY 31 → 60

        03

        DAY 31 → 60

        Sprouts in Crown & Bald Spots

         
         

        New growth fills in the deeper problem areas - crown, bald spots, and thinning patches. People start noticing.

      • DAY 61 → 120

        04

        DAY 61 → 120

        The Transformation

         
         

        Edges restored. Crown filled in. Bald spots closed. Your before-and-after moment.

        REAL SISTERS . REAL RESULTS

        Pulled Directly From Our Verified Review Platform.

        Over 7,800 reviews. These are the most common transformation patterns we see.

        • EDGES RESTORED

           

          "Well, this was one of the best decisions of my hair life (lol). As you can see from my photos, the products works!!! What a difference these has been for my hair, life, and self confidence!!! A big thanks!!!!!"

           
           

          Marion T.

        • EDGES RESTORED

           

          "I was ashamed of this bald spot that I acquired from having my hair locked for so many years and when menopause set in it really changed things. Here are two photos I want to share, the first was 2/27 and the second is 5/13. What an amazing product!!"

           
           

          Alice B.

        • CROWN REGROWTH

           

          "I'm well on my way to getting myhair back. Thank you for thisproduct, it works!”

           
           

          Betty S.

        • BALD SPOT GREW BACK

           

          "This is the only hair product that actually grows my hair. I suffer from alopecia and have been using this product for about two months. I highly recommend this to anyone suffering from hair loss."

           
           

          Monica F.

        • EDGES GREW BACK

           

          "My edges were falling out. Since I started using Rennora, my edges are filling in and I began to see hair coming in after 2 weeks of use. I'm glad I found this product - it's become my bestie."

           
           

          Nancy R.

        • BALD SPOT GREW BACK

           

          "After having 3 brain surgeries, when I colored my hair it would fall out in the area that they did the surgery. I started using Rennona product. After 3 monthslook at me!! It has not fallen out when I touch up my color!! I am not only a hair stylist but I'm a board certified Thrichologist!! I now have sooo many of my Hairloss clients using the product and they Love it!!"

           
           

          Stacy B.

          INSIDE THE BOTTLE

          What's In The Formula.

          38 ingredients. Grouped by what they do for your hair. 

          • JOB 01

            Reduces scalp inflammation

            ● Calendula

            ● Tea Tree

            ● Chamomile 

            ● Neem

             
             

            The inflammation calming the chronic swelling that's choking off your follicles.

          • JOB 02

            Restores blood

            flow

            Restores blood flow

            ● Rosemary Oil

            ● Peppermint

            ● Ginger Root 

            ● Ginkgo Biloba

             
             

            Rosemary alone has been clinically shown to perform comparably to 2% minoxidil.

          • JOB 03

            Blocks DHT at the

            root

            Blocks DHT at the root

            ● Saw Palmetto

            ● Pygeum

            ● Stinging Nettle

            ● Fenugreek

             
             

            DHT is the hormone that shrinks your follicles. These four shut it down without drugs.

          • JOB 03

            Stimulates new

            growth

            Stimulates new growth

            ● Bhringraj

            ● Amla

            ● Gotu Kola

            ● Biotin

             
             

            Ancient Ayurvedic actives that extend your hair's growth phase and wake dormant follicles.

            THE REAL REASON YOUR HAIR STOPPED GROWING

            Three Minutes. Three Steps. That's It.

            Most growth oils only moisturize the strand. Rennora targets what's actually happening at the root.

            • 01

               
               

              Apply directly to scalp

              Use the precision dropper to place a few drops directly on your problem areas - edges, crown, thinning spots, or anywhere the scalp is visible.

              Works between braids and under weaves 

            • 02

               
               

              Massage for 2-3 minutes

              Use your fingertips in small circular motions. This activates blood flow and helps the 38 plant compounds penetrate down to the follicle.

              No rinse. No mess. No residue.

            • 03

               
               

              Repeat daily for 120 days

              Morning or night, whichever fits your routine. Consistency is what wakes dormant follicles. Skipping days resets the clock - so make it a habit.

              One bottle lasts ~30 days

              The most common mistake: Women quit at day 30 because they don't see "miracle" results overnight. Your follicles need the full 90-120 day cycle to wake up, repair, and grow new strands. That's why we built the guarantee around 120 days - it gives the biology time to work.

              Why other products keep failing you

              SEE THE DIFFERENCE

              It's in the bottle.

              We held Rennora up against the products our customers told us they tried before us. Here's what we found

                Others
              Targets the inflammation causing dormancy
              38 Active ingredients 
              Drug-free, plant-based
              Black-owned, independently operated

              RENNORA BEAUTY

              Formulated by black people, for black people.

              Rennora Hair Growth Serum combines cutting edge science and ancient remedies to deliver an effective and natural daily hair growth ritual.

              Formulated by black people, for black people.

              Rennora Hair Growth Serum combines cutting edge science and ancient remedies to deliver an effective and natural daily hair growth ritual.

              LEARN MORE

              The Most Common Questions Before Buying.

              Most of our customers tell us they tried everything before Rennora Hair Growth Serum... The reason those didn't work isn't that you didn't stick with them long enough. They never worked because they were never built to wake dormant follicles - they were built to condition healthy ones. Your follicles aren't dead, they're just inflamed and shut down. Rennora hair growth serum is the only formula targeting the inflammation first. And if it still doesn't work for you, the 120-day guarantee means you don't lose a dollar trying.

              Many women see noticeable new growth within 2 to 4 weeks. The most dramatic before-and-after results - fully filled-in edges, regrown crowns, restored bald spots - typically come at the 90 to 120 day mark with consistent daily use. That's why we recommend the 4-bottle bundle: it matches the full guarantee window.

              Due to it's potency and effectiveness, each bottle is 1 ounce and lasts about 30 days. 

              While other products have just ONE ingredient, we have 38 natural, researched ingredients that can help stop hair loss. 

              Castor Oil, Soybean, Grape Seed Oil, Olive Oil, Chili Oil, Argan Oil, Tea Tree, Amla, Bhringraj, Stinging Nettle, Peppermint, Mustard seed, Basil, Sesame Seed, Rosemary, Sage, Thyme, Aloe, Garlic seed, Onion seed, Pygeum, Biotin, Ginkgo Biloba, Black Tea, Neem, Aritha, Calendula, Chamomile, Dandelion, Lemongrass, Saw Palmetto, Ginseng, Fenugreek, Ginger Root, Gotu Kola, Hibiscus, Lavender, Horsetail

              Yes. The serum is designed to be applied directly to the scalp - between braids, under weaves, or on natural hair. It's drug-free, sulfate-free, paraben-free, and gentle enough for daily use on color-treated and chemically processed hair.

              LEARN MORE
              • Black Owned

              • All Natural

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                Black Owned

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                All Natural

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