dichlor shock
Worth a lookShows demand growing +511.1% this quarter, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Growth
Incredible+511.1%90-day search growth — must beat 0% to launch
Returns
Incredible0.1%return rate — above 6% kills the launch gate
Avg price
Great$78.43avg listing price — sweet spot $15–$100
Conversion
Great8.1%search→purchase rate — share of searches ending in a sale
Market size
Okay$218K$218K/yr · 34K searches
Competition
Okay61%top-5 click share — leaders hold, buyers still browse
Review moat
Okay3,301avg incumbent reviews — the moat a new listing must climb
Price range
Okay$26.06–$269.14cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Brand share
Bad93%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, dichlor shock is a $218K/yr Amazon United States market (34K searches/yr). The top 5 brands hold 93% of demand. Demand peaks in May–Jun–Jul–Aug. Verdict: Worth a look — 56/100.
Data updated Jul 9, 2026 · scored weekly · How we score niches
Market data
- Units sold / yr
- 3K–3K
- avg 100–250/product
- Revenue / yr
- $196K–$235K
- units × avg price
- Launch success
- —
- 2 of 2 new (360d)
- Conversion rate
- 8.1%
- Avg BSR
- #104
- Page quality
- 0%
- Prime
- 55%
- Sponsored
- 95%
- Out of stock
- 0.0%
- Avg brand age
- 70 months
- Avg seller age
- 146 days
Competition
The top 5 products take 61% of clicks — established leaders, but buyers still shop beyond them.Brands
8 flat
Sellers
59
Top-5 brand share
93%
Top 20: 100%
Top-5 click share
61%
Top 20: 100%
Open market
4%
- HTH29%
- In The Swim24%
- CLOROX Pool&Spa19%
- Doheny's18%
- Clorox3%
- Pool Essentials3%
- Open — no brand owns it (2 brands, 4%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +511.1% search growth over the last 90 days.Peak months: May, Jun, Jul, Aug · busiest ÷ quietest = 20.1×
Product shelf
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 20 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
HTH 52047 Swimming Pool Care Salt Shock Stabilized Chlorinator 1 dose Treats 10000 gallons 5x12oz Packets
HTH$29.074.7★608 rev
Dohenys Di-Chlor Shock | 100% Professional-Grade | Calcium-Free Pool Sanitizing and Shock Treatment | for Salt & Chlorine Pools | 56% Stabilized Chlorine | 12 x 1lb Bags (12lb Total)
Doheny's$99.804.6★153 rev
Clorox Pool&Spa Shock XTRABLUE Plus Kills Bacteria & Algae in Swimming Pools Swim-Ready in 15 Minutes (12-Pack) Granular
CLOROX Pool&Spa$59.744.8★4,625 rev
In The Swim Sodium Dichlor Chlorine Shock Granules for Sanitizing Swimming Pools Fast Dissolving pH Balanced Sanitizer - 56% Available Chlorine 99% Sodium-Dichlor 25 Pound
In The Swim$130.964.5★2,270 rev
In The Swim Sodium Dichlor Chlorine Shock Granules for Sanitizing Swimming Pools Fast Dissolving pH Balanced Sanitizer - 56% Available Chlorine 99% Sodium-Dichlor 10 Pound
In The Swim$83.184.5★2,270 rev
Newest
by launch date
Pool Essentials Shock Treatment Clears Cloudy Water Fast-Dissolving 24-Pack Granular
Pool Essentials$92.2776 rev
ClearView Calcium-Free Chlorine Granules 10 Lbs 99% Dichlor Pool Shock Fast-Dissolving Stabilized Sanitizer for Swimming Pools Spas & Hot Tubs
CLEARVIEW$53.2137 rev
Dichlor Pool Shock Sodium DiChlor Chlorine Granules for Swimming Pool
Eeziblue$27.2048 rev
HTH 52047 Swimming Pool Care Salt Shock Stabilized Chlorinator 1 dose Treats 10000 gallons 5x12oz Packets
HTH$29.07608 rev
Clorox Pool&Spa Shock Clear for Crystal Clear Swimming Pool Water Swim-ready in 15 minutes Suitable for vinyl pools (12-Pack)
CLOROX Pool&Spa$52.871,723 rev
Trending
90-day click momentumClearView Calcium-Free Chlorine Granules 10 Lbs 99% Dichlor Pool Shock Fast-Dissolving Stabilized Sanitizer for Swimming Pools Spas & Hot Tubs
CLEARVIEW$53.214.7★
Clorox Pool&Spa Shock Clear for Crystal Clear Swimming Pool Water Swim-ready in 15 minutes Suitable for vinyl pools (12-Pack)
CLOROX Pool&Spa$52.874.7★
Pool Essentials Shock Treatment Clears Cloudy Water Fast-Dissolving 24-Pack Granular
Pool Essentials$92.274.6★
In The Swim Sodium Dichlor Chlorine Shock Granules for Sanitizing Swimming Pools Fast Dissolving pH Balanced Sanitizer - 56% Available Chlorine 99% Sodium-Dichlor 40 Pound
In The Swim$215.234.5★
Clorox Pool&Spa Shock XTRABLUE Plus Kills Bacteria & Algae in Swimming Pools Swim-Ready in 15 Minutes (12-Pack) Granular
CLOROX Pool&Spa$59.744.8★
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“Great value”
“Reliable products”
“As advertised”
“Easy to use”
“Always keeps my pool clear and clean”
“keeps the pool water maintained clear”
“It seems durable”
“Crystal clear water”
“smell good as well”
“Clear pool”
What buyers complain about
“found in other places cheaper”
“Doesn't do the job”
“Poor quality control”
“causes filter build up”
“Like most pool shocks it obviously has an odor”
“In comparison the thick bags from my Leslie's Chlor Brite did not melt together”
“Old product in boxes, pouches appeared wet and discolored”
“Unfortunately a lot of dirty water got in the pool when taking the cover off. gross”
“Dont love the extra blue”
“bigger than I'm used to”
Top return reasons
Common questions
- Is dichlor shock profitable to sell on Amazon United States?
- The niche generates $218K/yr across 20 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +511.1%. Flapen's verdict: Worth a look (56/100).
- How competitive is the dichlor shock niche?
- 8 brands and 59 sellers compete. The top 5 products take 61% of clicks and top 5 brands hold 93% of demand.
- What do buyers complain about in dichlor shock?
- Top complaints mined from reviews: Value For Money, Functionality-Overall, Quality-Overall. The return rate is 0.1%.
- When does demand for dichlor shock peak?
- Demand peaks in May–Jun–Jul–Aug; the busiest month runs 20.1× the quietest.
- What does it cost to enter the dichlor shock niche?
- Listings span $26.06–$269.14; the average listing price is $78.43 (sweet spot $15–$100). The average incumbent carries 3,301 reviews — the moat a new listing must climb.
Related niches in Other
- 58rv antennaWorth a look
- 41blizzard gift cardSkip it
- 37skate guardsSkip it
- 35simethicone dropsSkip it
- 31uncle dans ranch dressing mixSkip it
- 29godzilla blanketSkip it