Is rice water shampoo bar profitable to sell on Amazon United Kingdom?

The niche generates £154K/yr across 59 tracked products. 11 of 16 products launched in the last 360 days are still selling. 90-day search growth is +2.7%. Flapen's verdict: Skip it (49/100).

How competitive is the rice water shampoo bar niche?

9 brands and 100 sellers compete. The top 5 products take 29% of clicks and top 5 brands hold 97% of demand.

What do buyers complain about in rice water shampoo bar?

Top complaints mined from reviews: Durability, Value For Money, Functionality-Overall. The return rate is 0.5%.

When does demand for rice water shampoo bar peak?

Demand peaks in Nov–Dec; the busiest month runs 1.7× the quietest.

What does it cost to enter the rice water shampoo bar niche?

Listings span £4.09–£21.16; the average listing price is £9.56 (sweet spot $15–$100). The average incumbent carries 10,611 reviews — the moat a new listing must climb.

rice water shampoo bar

Skip it

Brand-locked demand (top 5 brands take 97% of clicks) — this niche doesn't clear our bar today.

Returns

Incredible0.5%

return rate — above 5% kills the launch gate

Competition

Great29%

top-5 click share — an open shelf

Quality gap

Great4.3★

avg incumbent rating — lower means beatable quality

Conversion

Okay3.3%

search→purchase rate — share of searches ending in a sale

Price range

Okay£4.09–£21.16

cheapest to priciest tracked listing — scored on the share inside $15–$100

Market size

Okay£154K

£154K/yr · 488K searches

Avg price

Okay£9.56

avg listing price — sweet spot $15–$100

Growth

Okay+2.7%

90-day search growth — must beat 0% to launch

Review moat

Bad10,611.41

avg incumbent reviews — the moat a new listing must climb

Brand share

Bad97%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United Kingdom niche tracking, rice water shampoo bar is a £154K/yr Amazon United Kingdom market (488K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Nov–Dec. Verdict: Skip it — 49/100.

Data updated Jul 20, 2026 · scored weekly · How we score niches

rice water shampoo bar market data

Units sold / yr: 20K–25K; avg 250–500/product
Revenue / yr: £191K–£239K; units × avg price
Conversion rate: 3.3%
Avg BSR: #182
Page quality: 0%
Prime: 98%
Sponsored: 95%
Out of stock: 0.1%
Avg brand age: 40 months
Avg seller age: 155 days

Competition & brand share

Clicks spread well past the top 5 (29% combined) — an open shelf where new products get seen.

Brands

9 rising

Sellers

100

Top-5 brand share

97%

Top 20: 100%

Top-5 click share

29%

Top 20: 67%

Open market

Kitsch82%
KinKind9%
ProBliva3%
SHVYOG2%
Pilgrim1%
Method1%
Open — no brand owns it (3 brands, 2%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +2.7% search growth over the last 90 days.

Peak months: Nov, Dec · busiest ÷ quietest = 1.7×

Open Trend

Top rice water shampoo bar search terms

kitsch281K/yr +21.8%2.1% conv.
rice water shampoo32K/yr -28.1%2.7% conv.
kitsch shampoo bar44K/yr -53.0%13.0% conv.
kitsch shampoo15K/yr -5.4%3.8% conv.
kitch28K/yr -18.0%1.5% conv.
kit sch13K/yr +31.6%1.4% conv.
kitsch hair9K/yr +30.4%1.2% conv.
rice shampoo9K/yr -13.8%5.0% conv.
kinkind7K/yr +21.9%4.2% conv.
rice water shampoo and conditioner6K/yr +0.1%2.6% conv.

All search terms

Top rice water shampoo bar products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Kitsch Rice Water Shampoo Bar for Hair Growth 91g Strengthening Hair Bar Shampoo for Men and Women Reduce Breakage Boosts Shine Paraben Silicone & Sulfate-Free Vegan Hair Care

Kitsch£7.724.3★35,420 rev

Kitsch Rice Water Protein Solid Shampoo and Conditioner Set for Hair Growth Strengthening Hair Care Duo w/Rice Protein & Vitamins for Damage Repair Paraben Sulfate & Silicone Free

Kitsch£16.134.3★33,418 rev

Kitsch Rosemary & Biotin Shampoo Bar 91g - For Hair Growth Strengthening Thickening & Volumizing Shampoo for Women and Men - Free of Parabens Sulfates & Silicones

Kitsch£7.594.3★35,420 rev

Kitsch Satin Heatless Curlers Set Heatless Curls Overnight w/ 34 Hair Waver & 2 Satin Hair Scrunchies Comfortable Hair Curlers to Sleep In for Frizz-Free No Heat Damage Styling - Sunset Tie Dye

Kitsch£7.464.2★28,281 rev

Kitsch Blush 20pcs Hair Ties No Damage - Strong Stretchy Hairbands & Hair Bobbles - Soft Nylon Hair Elastics Snag-Free Rubber Bands for Updos & Braids

Kitsch£4.504.6★8,438 rev

Newest

by launch date

Kitsch Moisturizing Curl Cream for Curly Hair 148ml Lightweight Curly Hair Products for Men & Women | Defines Curls Controls Frizz & Boosts Shine | Hydrating Curling Cream - Ideal Gifts for Women

Kitsch£9.63429 rev

5mo ago

Kitsch Smoothing Air Dry Cream for Hair 148 ml Frizz Control Hair Care Product with Castor Oil & Coconut Oil Weightless Styling Cream - Enhances Natural Texture Appearance | Ideal Gifts for Women

Kitsch£9.711,418 rev

7mo ago

Kitsch Argan Milk Leave In Conditioner Detangler Spray for Wavy Fine Dry & Damaged Hair Sulfate-Free Frizz Control for Women Men & Kids Lightweight Moisturizer | Ideal Gifts for Women - 186ml

Kitsch£9.00970 rev

9mo ago

Kitsch Heat Protection Spray for Hair 201ml Heat Protectant for Hair with Argan Oil Styling Hair Spray for Frizz Control Shine & Damage Protection Protects Strands Up to 450F / 232C

Kitsch£9.30725 rev

9mo ago

Kitsch Hair Taming Wand 18ml - Fly Away Stick For Hair with Biotin Aloe & Vitamin E | Clear Hair Mascara for Flyaways Slick Back Style | Travel Size | Ideal Gifts for Women

Kitsch£7.771,692 rev

11mo ago

What buyers say about rice water shampoo bar

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall15%

“Amazing quality”

Soft Feel11%

“Super soft”

Smell10%

“Nice scent”

Ease Of Use7%

“Ease of use”

Value For Money6%

“Good value for money”

Lather5%

“Nice smell and easy to lather”

Hair Growth4%

“Hair has improved a lot”

Suitability Straight Hair4%

“Hair thin and flat”

Moist/Dry3%

“it's worked fine on dry”

Advertised Vs Actual Product3%

“Works as described”

What buyers complain about

Durability14%

“Breaks easily”

Value For Money6%

“Not worth the cost”

Functionality-Overall5%

“Didn't work for me”

Spray/Flow5%

“doesnt spray at all”

Quality-Overall5%

“Cheap rubbish”

Size-Overall4%

“Doesnt fit well”

Allergies4%

“It gave a burning sensation after”

Suitability Short Hair4%

“Not the best option for my hair”

Leak-Proof3%

“tends to leak”

Advertised Vs Actual Product3%

“False advertising”

Top return reasons

Size-Overall15%

Functionality-Overall14%

Spray/Flow13%

Defective Material/Parts5%

Leak-Proof5%

Suitability Short Hair4%

Durability4%

Quality-Overall4%

Advertised Vs Actual Product4%

Color3%

Common questions

Is rice water shampoo bar profitable to sell on Amazon United Kingdom?: The niche generates £154K/yr across 59 tracked products. 11 of 16 products launched in the last 360 days are still selling. 90-day search growth is +2.7%. Flapen's verdict: Skip it (49/100).
How competitive is the rice water shampoo bar niche?: 9 brands and 100 sellers compete. The top 5 products take 29% of clicks and top 5 brands hold 97% of demand.
What do buyers complain about in rice water shampoo bar?: Top complaints mined from reviews: Durability, Value For Money, Functionality-Overall. The return rate is 0.5%.
When does demand for rice water shampoo bar peak?: Demand peaks in Nov–Dec; the busiest month runs 1.7× the quietest.
What does it cost to enter the rice water shampoo bar niche?: Listings span £4.09–£21.16; the average listing price is £9.56 (sweet spot $15–$100). The average incumbent carries 10,611 reviews — the moat a new listing must climb.