--- title: "black soap for gray hair — Niche Verdict: Skip it (37/100) | Amazon United States - Flapen" canonical_url: "https://flapen.com/amazon/research/us/home-kitchen/black-soap-for-gray-hair" last_updated: "2026-07-09T21:49:57.704Z" locale: en meta: description: "a small market ($9K/yr) — black soap for gray hair doesn't clear our bar today." "og:description": "a small market ($9K/yr) — black soap for gray hair doesn't clear our bar today." "og:title": "black soap for gray hair — Niche Verdict: Skip it (37/100) | Amazon United States - Flapen" --- Back to Flapen home # **black soap for gray hair** **Skip it****37/100 ** a small market ($9K/yr) — black soap for gray hair doesn't clear our bar today. **Market/yr** **$9K** **Growth (1y)** **-8.4%** **Products** **34** **Brands** **22** was 8 a year ago **Sellers** **25** **Price range** **$4.49–$89.91** **Returns** **1.4%** **Rating** **4.0★** **Skip it** Scored 37/100 across market size, growth, competition, quality gap, and returns. Market sizeGrowthCompetitionQuality gapReturns Market size **0** ×0.30 Growth **23** ×0.30 Competition **65** ×0.20 Quality gap **85** ×0.10 Returns **89** ×0.10 ## **Demand** Weekly Amazon search volume, last 104 weeks — -8.4% year over year. 7K4KSpike '24Holiday '24Spike '25Prime Day '25Holiday '25Spike '26Jul '24Nov '24Mar '25Jun '25Oct '25Feb '26 ## **Seasonality** Monthly demand index across the year — 1.00 is average. JFMAMJJASOND Peak months: Jul, Aug, Sep · busiest ÷ quietest = 4.4× ## **Competition** - Quatish25% - SOAP COVER16% - pewatul11% - RADIUS9% - KYDA6% - TPTAL5% - Other (16 brands)28% The top 5 products take 46% of clicks — established leaders, but buyers still shop beyond them. 22 brands and 25 sellers compete here. **Brands** **22 **▲rising was 8 a year ago **Sellers** **25** **Top 5 brand share** **67%** #ProductBrandPriceRatingReviewsClick shareTrend 1 ![Soap Cover Black Soap for Gray Hair Gray Hair Reverse Bar Shampoo 1.7 Oz](https://m.media-amazon.com/images/I/41DYQ+ibGlL.jpg) [**Soap Cover Black Soap for Gray Hair Gray Hair Reverse Bar Shampoo 1.7 Oz**](https://www.amazon.com/dp/B0B285RZS4) SOAP COVER$40.142.5★2,01915%▼falling 2 ![pewatul Gray Hair Reverse Bar Black Soap For Gray Hair Darkening Shampoo Bar Natural Soap for Hair & Beard Darkening Moisturizing & Scalp Care for Men Women 2PACK (Grey 3pc) (black 2pc)](https://m.media-amazon.com/images/I/51VZZIuAsHL.jpg) [**pewatul Gray Hair Reverse Bar Black Soap For Gray Hair Darkening Shampoo Bar Natural Soap for Hair & Beard Darkening Moisturizing & Scalp Care for Men Women 2PACK (Grey 3pc) (black 2pc)**](https://www.amazon.com/dp/B0FQ5KCTWN) pewatul$15.093.2★5711%▲rising 3 ![RADIUS Soap Travel Case BPA-Free Recycled Plastic Leakproof Portable for Bathroom Gym Home Camping - Lavender](https://m.media-amazon.com/images/I/21CC+5r4f7L.jpg) [**RADIUS Soap Travel Case BPA-Free Recycled Plastic Leakproof Portable for Bathroom Gym Home Camping - Lavender**](https://www.amazon.com/dp/B0D2FG1T2F) RADIUS$4.494.6★8788%▼falling 4 ![Quatish Leakproof Soap Dish with Lid & Draining Layer Shatterproof Travel Bar Soap Holder Case Container Portable Travel Size Toiletries Essentials for Camping Gym Bathroom Black](https://m.media-amazon.com/images/I/41ckK0qBS1L.jpg) [**Quatish Leakproof Soap Dish with Lid & Draining Layer Shatterproof Travel Bar Soap Holder Case Container Portable Travel Size Toiletries Essentials for Camping Gym Bathroom Black**](https://www.amazon.com/dp/B09TQNND45) Quatish$6.104.7★7,3276%▲rising 5 ![KYDA 3Pcs Gray Hair Reverse Bar Soap Black Shampoo Bar for Hair and Beard Darkening Deep Clean and Nourish the Scalp Black Soap for Gray Hair Natural Darkening Shampoo Soap](https://m.media-amazon.com/images/I/51K1wOLGQgL.jpg) [**KYDA 3Pcs Gray Hair Reverse Bar Soap Black Shampoo Bar for Hair and Beard Darkening Deep Clean and Nourish the Scalp Black Soap for Gray Hair Natural Darkening Shampoo Soap**](https://www.amazon.com/dp/B0FNQDMY64) KYDA$11.353.4★1206%▲rising 6 ![Quatish Leakproof Bar Soap Holder Dish with Lid for Shower Portable 1 Pack Travel Soap Case Box for Gym Camping Hiking Outdoor Use Travel Size Toiletries Essentials Keeps Soap Dry Blue](https://m.media-amazon.com/images/I/41Q+TsOWlAL.jpg) [**Quatish Leakproof Bar Soap Holder Dish with Lid for Shower Portable 1 Pack Travel Soap Case Box for Gym Camping Hiking Outdoor Use Travel Size Toiletries Essentials Keeps Soap Dry Blue**](https://www.amazon.com/dp/B0CRDG13NK) Quatish$6.024.7★3,4065%—flat 7 ![F FENG PEI Black Shampoo Bar for Hair & Beard Darkening Gray Hair Reverse Bar Soap Deep Clean & Nourish the Scalp Black Soap for Gray Hair Coverage Natural Darkening Shampoo Soap 2Pcs](https://m.media-amazon.com/images/I/51z+tQXd2qL.jpg) [**F FENG PEI Black Shampoo Bar for Hair & Beard Darkening Gray Hair Reverse Bar Soap Deep Clean & Nourish the Scalp Black Soap for Gray Hair Coverage Natural Darkening Shampoo Soap 2Pcs**](https://www.amazon.com/dp/B0FQ5KKDBP) F FENG PEI$17.873.4★405%▲rising 8 ![TPTAL Gray Reverse Bar Cover Gray-Hair-Bar Soap Natural Hair Darkening Shampoo Bars for Coverage GrayHair Soap Grays White Hair Reverse Basr Fast Natural Black Hairs Shampoo BarSoap (2PCS)](https://m.media-amazon.com/images/I/51tasfyBadL.jpg) [**TPTAL Gray Reverse Bar Cover Gray-Hair-Bar Soap Natural Hair Darkening Shampoo Bars for Coverage GrayHair Soap Grays White Hair Reverse Basr Fast Natural Black Hairs Shampoo BarSoap (2PCS)**](https://www.amazon.com/dp/B0CDW4Y422) TPTAL$11.022.9★3114%▼falling 9 ![Quatish Leakproof Bar Soap Holder Dish with Lid for Shower Portable 1 Pack Travel Soap Case Box for Gym Camping Hiking Outdoor Use Travel Size Toiletries Essentials Keeps Soap Dry Brown](https://m.media-amazon.com/images/I/41CTqA2pqsL.jpg) [**Quatish Leakproof Bar Soap Holder Dish with Lid for Shower Portable 1 Pack Travel Soap Case Box for Gym Camping Hiking Outdoor Use Travel Size Toiletries Essentials Keeps Soap Dry Brown**](https://www.amazon.com/dp/B0CRDJ1ZCY) Quatish$6.454.7★3,4064%▲rising 10 ![Quatish Leakproof Soap Dish with Lid & Draining Layer Shatterproof Travel Bar Soap Holder Case Container Portable Travel Size Toiletries Essentials for Camping Gym Bathroom Beige](https://m.media-amazon.com/images/I/31HnuyEIo8L.jpg) [**Quatish Leakproof Soap Dish with Lid & Draining Layer Shatterproof Travel Bar Soap Holder Case Container Portable Travel Size Toiletries Essentials for Camping Gym Bathroom Beige**](https://www.amazon.com/dp/B0CDLNFN4F) Quatish$6.334.7★7,3273%▲rising 11 ![Soap Bag Natural Sisal Soap Saver Bag Pouch Mesh Net Waste Plastic-Free Exfoliating Foaming and Drying Soap Holder for Shower (4 Pack)](https://m.media-amazon.com/images/I/51LhRnSSIbS.jpg) [**Soap Bag Natural Sisal Soap Saver Bag Pouch Mesh Net Waste Plastic-Free Exfoliating Foaming and Drying Soap Holder for Shower (4 Pack)**](https://www.amazon.com/dp/B095SHFTF8) AMAHOMESA$5.614.4★4,1143%▼falling 12 ![Travel Soap Container Bar Soap Holder Portable Soap Case Soap Dish with Lid for Traveling Camping Gym Bathroom (Blue Style-1)](https://m.media-amazon.com/images/I/41aJK0F+wEL.jpg) [**Travel Soap Container Bar Soap Holder Portable Soap Case Soap Dish with Lid for Traveling Camping Gym Bathroom (Blue Style-1)**](https://www.amazon.com/dp/B0CMD62VZQ) HAYSNA$4.974.6★1,0623%▲rising 13 ![Loobexery 2PCS Bamboo Charcoal Shampoo Bar for Gray Hair Black Soap for Gray Hair Natural Organics Shampoo and Conditioner Bar for Thinning Hair for Men & Women (Bamboo Charcoal)](https://m.media-amazon.com/images/I/51MBqj12DFL.jpg) [**Loobexery 2PCS Bamboo Charcoal Shampoo Bar for Gray Hair Black Soap for Gray Hair Natural Organics Shampoo and Conditioner Bar for Thinning Hair for Men & Women (Bamboo Charcoal)**](https://www.amazon.com/dp/B0FFGTN4WC) Loobexery$9.804.4★3222%▲rising 14 ![Atsy Gray Hair Bar SoapNatural Black Soap for Gray Hair Coverage Darkening Shampoo Bar with Ginseng & Black Sesame Vegan Moisturizing & Scalp Care for Men Women (2PCS)](https://m.media-amazon.com/images/I/51gaQFUJB8L.jpg) [**Atsy Gray Hair Bar SoapNatural Black Soap for Gray Hair Coverage Darkening Shampoo Bar with Ginseng & Black Sesame Vegan Moisturizing & Scalp Care for Men Women (2PCS)**](https://www.amazon.com/dp/B0FF4ZMQFR) Atsy$12.292.7★242%▼falling 15 ![Quatish 3 Pack Travel Soap Case Leakproof Portable Travel Bar Soap Holder Container with Lid for Camping Gym Multicolor](https://m.media-amazon.com/images/I/41wKGUjv5mL.jpg) [**Quatish 3 Pack Travel Soap Case Leakproof Portable Travel Bar Soap Holder Container with Lid for Camping Gym Multicolor**](https://www.amazon.com/dp/B0BVM68DDQ) Quatish$8.804.8★1,2962%▲rising **~~Showing 15 of 34 — show all ~~** ## **Product shelf** All 34 tracked products in this niche. Top sellersNewestTrending [![Soap Cover Black Soap for Gray Hair Gray Hair Reverse Bar Shampoo 1.7 Oz](https://m.media-amazon.com/images/I/41DYQ+ibGlL.jpg)**Soap Cover Black Soap for Gray Hair Gray Hair Reverse Bar Shampoo 1.7 Oz** SOAP COVER**$40.14**2.5★2,019 reviews](https://www.amazon.com/dp/B0B285RZS4) [![pewatul Gray Hair Reverse Bar Black Soap For Gray Hair Darkening Shampoo Bar Natural Soap for Hair & Beard Darkening Moisturizing & Scalp Care for Men Women 2PACK (Grey 3pc) (black 2pc)](https://m.media-amazon.com/images/I/51VZZIuAsHL.jpg)**pewatul Gray Hair Reverse Bar Black Soap For Gray Hair Darkening Shampoo Bar Natural Soap for Hair & Beard Darkening Moisturizing & Scalp Care for Men Women 2PACK (Grey 3pc) (black 2pc)** pewatul**$15.09**3.2★57 reviews](https://www.amazon.com/dp/B0FQ5KCTWN) [![RADIUS Soap Travel Case BPA-Free Recycled Plastic Leakproof Portable for Bathroom Gym Home Camping - Lavender](https://m.media-amazon.com/images/I/21CC+5r4f7L.jpg)**RADIUS Soap Travel Case BPA-Free Recycled Plastic Leakproof Portable for Bathroom Gym Home Camping - Lavender** RADIUS**$4.49**4.6★878 reviews](https://www.amazon.com/dp/B0D2FG1T2F) [![Quatish Leakproof Soap Dish with Lid & Draining Layer Shatterproof Travel Bar Soap Holder Case Container Portable Travel Size Toiletries Essentials for Camping Gym Bathroom Black](https://m.media-amazon.com/images/I/41ckK0qBS1L.jpg)**Quatish Leakproof Soap Dish with Lid & Draining Layer Shatterproof Travel Bar Soap Holder Case Container Portable Travel Size Toiletries Essentials for Camping Gym Bathroom Black** Quatish**$6.10**4.7★7,327 reviews](https://www.amazon.com/dp/B09TQNND45) [![KYDA 3Pcs Gray Hair Reverse Bar Soap Black Shampoo Bar for Hair and Beard Darkening Deep Clean and Nourish the Scalp Black Soap for Gray Hair Natural Darkening Shampoo Soap](https://m.media-amazon.com/images/I/51K1wOLGQgL.jpg)**KYDA 3Pcs Gray Hair Reverse Bar Soap Black Shampoo Bar for Hair and Beard Darkening Deep Clean and Nourish the Scalp Black Soap for Gray Hair Natural Darkening Shampoo Soap** KYDA**$11.35**3.4★120 reviews](https://www.amazon.com/dp/B0FNQDMY64) [![Quatish Leakproof Bar Soap Holder Dish with Lid for Shower Portable 1 Pack Travel Soap Case Box for Gym Camping Hiking Outdoor Use Travel Size Toiletries Essentials Keeps Soap Dry Blue](https://m.media-amazon.com/images/I/41Q+TsOWlAL.jpg)**Quatish Leakproof Bar Soap Holder Dish with Lid for Shower Portable 1 Pack Travel Soap Case Box for Gym Camping Hiking Outdoor Use Travel Size Toiletries Essentials Keeps Soap Dry Blue** Quatish**$6.02**4.7★3,406 reviews](https://www.amazon.com/dp/B0CRDG13NK) [![F FENG PEI Black Shampoo Bar for Hair & Beard Darkening Gray Hair Reverse Bar Soap Deep Clean & Nourish the Scalp Black Soap for Gray Hair Coverage Natural Darkening Shampoo Soap 2Pcs](https://m.media-amazon.com/images/I/51z+tQXd2qL.jpg)**F FENG PEI Black Shampoo Bar for Hair & Beard Darkening Gray Hair Reverse Bar Soap Deep Clean & Nourish the Scalp Black Soap for Gray Hair Coverage Natural Darkening Shampoo Soap 2Pcs** F FENG PEI**$17.87**3.4★40 reviews](https://www.amazon.com/dp/B0FQ5KKDBP) [![TPTAL Gray Reverse Bar Cover Gray-Hair-Bar Soap Natural Hair Darkening Shampoo Bars for Coverage GrayHair Soap Grays White Hair Reverse Basr Fast Natural Black Hairs Shampoo BarSoap (2PCS)](https://m.media-amazon.com/images/I/51tasfyBadL.jpg)**TPTAL Gray Reverse Bar Cover Gray-Hair-Bar Soap Natural Hair Darkening Shampoo Bars for Coverage GrayHair Soap Grays White Hair Reverse Basr Fast Natural Black Hairs Shampoo BarSoap (2PCS)** TPTAL**$11.02**2.9★311 reviews](https://www.amazon.com/dp/B0CDW4Y422) ## **Reviews** What buyers praise and complain about, mined from review topics. ### **What buyers love ** **Quality-Overall**15% *“The case is good quality”* **Advertised Vs Actual Product**9% *“Better than expected”* **Portability**6% *“Easy for travel and home”* **Size-Overall**6% *“Fit great”* **Value For Money**5% *“Worth it”* **Efficiency**5% *“effective”* **Ease Of Use**4% *“Easy to open”* **Durability**4% *“The material appears durable”* **Leak-Proof**4% *“Did not leak”* **Ease Of Cleaning**4% *“Easy to clean”* ### **What buyers complain about ** **Functionality-Overall**14% *“it simply doesn't function well because of that”* **Size-Overall**13% *“To small”* **Leak-Proof**8% *“It leaks”* **Water Resistance**5% *“no water”* **Color**4% *“Not the color I ordered”* **Durability**4% *“it started to come apart”* **Quality-Overall**4% *“Poor quality”* **Value For Money**4% *“Not worth the money”* **Hard Feel**3% *“Very rough texture”* **Lather**3% *“It doesn't lather that well”* #### **Top return reasons**- Size-Overall57% - Leak-Proof5% - Advertised Vs Actual Product5% - Value For Money4% - Material Quality4% - Quality-Overall3% - Functionality-Overall3% - Color3% - Hard Feel3% - Weight Heavy2%