Is diatomaceous earth capsules profitable to sell on Amazon United States?

The niche generates $609K/yr across 6 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -45.0%. Flapen's verdict: Skip it (43/100).

How competitive is the diatomaceous earth capsules niche?

3 brands and 24 sellers compete. The top 5 products take 97% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in diatomaceous earth capsules?

Top complaints mined from reviews: Functionality-Overall, Taste-Overall, Regulates Digestion. The return rate is 0.1%.

What does it cost to enter the diatomaceous earth capsules niche?

Listings span $10.51–$27.88; the average listing price is $20.62 (sweet spot $15–$100). The average incumbent carries 6,221 reviews — the moat a new listing must climb.

diatomaceous earth capsules

Skip it

Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Returns

Incredible0.1%

return rate — above 5% kills the launch gate

Avg price

Great$20.62

avg listing price — sweet spot $15–$100

Price range

Good$10.51–$27.88

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

Conversion

Good6.5%

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

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Market size

Good$609K

$609K/yr · 452K searches

Review moat

Bad6,221.17

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-45.0%

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

Competition

Bad97%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, diatomaceous earth capsules is a $609K/yr Amazon United States market (452K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 43/100.

Data updated Jul 10, 2026 · scored weekly · How we score niches

diatomaceous earth capsules market data

Units sold / yr: 30K–40K; avg 3,000–4,000/product
Revenue / yr: $619K–$825K; units × avg price
Conversion rate: 6.5%
Avg BSR: #66
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 0.0%
Avg brand age: 51 months
Avg seller age: 152 days

Competition & brand share

The top 5 products capture 97% of clicks — a locked-up shelf that new listings rarely crack.

Brands

3 falling

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

97%

Top 20: 100%

Open market

Zahler88%
DR. BO7%
Seachem5%

Demand

Weekly Amazon search volume, last 48 weeks — -45.0% search growth over the last 90 days.

Open Trend

Top diatomaceous earth capsules search terms

paraguard parasite cleanse for humans30K/yr +334.4%7.4% conv.
paraguard115K/yr -59.4%9.0% conv.
paragard34K/yr -36.1%6.4% conv.
paragard parasite cleanse18K/yr -32.2%7.5% conv.
zahler paraguard22K/yr -21.0%10.4% conv.
para guard28K/yr -47.2%6.5% conv.
ivermectin parasite cleanse27K/yr -74.1%0.2% conv.
parasite cleanse for humans ivermectin19K/yr -73.1%0.3% conv.
paraguard parasite cleanse22K/yr -61.5%6.1% conv.
parag4K/yr +148.3%0.0% conv.

All search terms

Top diatomaceous earth capsules 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 6 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Zahler - ParaGuard Liquid Drops - Gut Health Supplement - Formula has Wormwood Garlic Bulb Pumpkin Seed Clove & More - Natural Support for Humans - Certified Kosher (4 Oz) (4 oz. Drop)

Zahler$26.154.3★25,615 rev

Zahler ParaGuard - Intestinal Health Support for Busy Adults - Contains Wormwood & Clove for Digestive Balance Support - Kosher Gluten-Free Non-GMO & Vegetarian Friendly - 90 Softgels

Zahler$26.524.3★5,765 rev

Zahler ParaGuard - Intestinal Health Support for Busy Adults - Contains Wormwood & Clove for Digestive Balance Support - Kosher Gluten-Free Non-GMO & Vegetarian Friendly - 30 Capsules

Zahler$27.884.4★1,713 rev

Seachem ParaGuard 500 mL / 16.9 fl. oz. - 603

Seachem$17.014.7★3,037 rev

ParaGuard Cleanse Liquid Organic Detox - Organic Intestinal Guard Formula Supplement for Humans with Black Walnut Wormwood Clove & Oregano Tincture - Natural Herbal Intestine Body Gut Cleanser 2 oz

DR. BO$15.684.3★1,142 rev

Newest

by launch date

ParaGuard Cleanse Detox Pills - Extra Strength Intestinal Guard Formula Supplement Black Walnut Wormwood Clove & Oregano - Adults Natural Herbal Intestine Body Gut Cleanser Complete Kit 30 Capsules

DR. BO$10.5155 rev

2mo ago

ParaGuard Cleanse Liquid Organic Detox - Organic Intestinal Guard Formula Supplement for Humans with Black Walnut Wormwood Clove & Oregano Tincture - Natural Herbal Intestine Body Gut Cleanser 2 oz

DR. BO$15.681,142 rev

1y ago

Zahler ParaGuard - Intestinal Health Support for Busy Adults - Contains Wormwood & Clove for Digestive Balance Support - Kosher Gluten-Free Non-GMO & Vegetarian Friendly - 30 Capsules

Zahler$27.881,713 rev

2y ago

Zahler ParaGuard - Intestinal Health Support for Busy Adults - Contains Wormwood & Clove for Digestive Balance Support - Kosher Gluten-Free Non-GMO & Vegetarian Friendly - 90 Softgels

Zahler$26.525,765 rev

8y ago

Zahler - ParaGuard Liquid Drops - Gut Health Supplement - Formula has Wormwood Garlic Bulb Pumpkin Seed Clove & More - Natural Support for Humans - Certified Kosher (4 Oz) (4 oz. Drop)

Zahler$26.1525,615 rev

10y ago

What buyers say about diatomaceous earth capsules

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

What buyers love

Regulates Digestion8%

“Promotes digestive health”

Quality-Overall8%

“I liked the herbal blend that is in this”

Efficiency6%

“Works Great”

Ingredients-Overall5%

“is made with natural ingredients”

Taste-Overall5%

“doesn't have any weird taste associated”

Energy Level5%

“I have noticeably more energy”

Side Effects4%

“No side effects”

Advertised Vs Actual Product4%

“Works as advertised”

Ease Of Use4%

“Easy to use”

Value For Money4%

“Great product for the price”

What buyers complain about

Functionality-Overall15%

“It does not have good effectiveness”

Taste-Overall9%

“The taste is off putting”

Regulates Digestion6%

“Don't know if this result is what they mean by digestive issues”

Side Effects5%

“I took this together had a flu type feeling after about 3 days”

Allergies4%

“Bad allergic reaction”

Acid Regulator/Stomach Ache Relief4%

“Stomach upset”

Bitter4%

“Its bitter”

Ingredients-Overall4%

“it's not true ingredients”

Dosage3%

“You just can't start taking the droplets”

Pain Relief-Overall3%

“The pain is unbearable and constant”

Top return reasons

Advertised Vs Actual Product21%

Functionality-Overall18%

Leak-Proof12%

Ease Of Use6%

Value For Money6%

Size-Overall6%

Locking Mechanism4%

Defective Material/Parts4%

Pain Relief-Overall2%

Dosage2%

Common questions

Is diatomaceous earth capsules profitable to sell on Amazon United States?: The niche generates $609K/yr across 6 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -45.0%. Flapen's verdict: Skip it (43/100).
How competitive is the diatomaceous earth capsules niche?: 3 brands and 24 sellers compete. The top 5 products take 97% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in diatomaceous earth capsules?: Top complaints mined from reviews: Functionality-Overall, Taste-Overall, Regulates Digestion. The return rate is 0.1%.
What does it cost to enter the diatomaceous earth capsules niche?: Listings span $10.51–$27.88; the average listing price is $20.62 (sweet spot $15–$100). The average incumbent carries 6,221 reviews — the moat a new listing must climb.