Is acidophilus probiotic profitable to sell on Amazon United States?

The niche generates $1.3M/yr across 22 tracked products. 90-day search growth is -4.0%. Flapen's verdict: Worth a look (58/100).

How competitive is the acidophilus probiotic niche?

12 brands and 171 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 83% of demand.

What do buyers complain about in acidophilus probiotic?

Top complaints mined from reviews: Functionality-Overall, Acid Regulator/Stomach Ache Relief, Regulates Digestion. The return rate is 0.0%.

When does demand for acidophilus probiotic peak?

Demand is steady year-round — the busiest month runs 1.5× the quietest.

What does it cost to enter the acidophilus probiotic niche?

Listings span $6.72–$59.79; the average listing price is $16.24 (sweet spot $15–$100). The average incumbent carries 16,195 reviews — the moat a new listing must climb.

acidophilus probiotic

Worth a look

Shows low returns (0.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Conversion

Incredible13.5%

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

Market size

Great$1.3M

$1.3M/yr · 607K searches

Price range

Great$6.72–$59.79

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

Avg price

Great$16.24

avg listing price — sweet spot $15–$100

Competition

Good54%

top-5 click share — leaders hold, buyers still browse

Brand share

Okay83%

top-5 brand share — brands hold most of the demand

Growth

Bad-4.0%

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

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Review moat

Bad16,195.27

avg incumbent reviews — the moat a new listing must climb

According to Flapen's Amazon United States niche tracking, acidophilus probiotic is a $1.3M/yr Amazon United States market (607K searches/yr). The top 5 brands hold 83% of demand. Verdict: Worth a look — 58/100.

Data updated Jul 25, 2026 · scored weekly · How we score niches

acidophilus probiotic market data

Units sold / yr: 80K–100K; avg 4,000–5,000/product
Revenue / yr: $1.3M–$1.6M; units × avg price
Conversion rate: 13.5%
Avg BSR: #313
Page quality: 0%
Prime: 100%
Sponsored: 64%
Out of stock: 0.4%
Avg brand age: 91 months
Avg seller age: 146 days

Competition & brand share

The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.

Brands

12 rising

Sellers

171

Top-5 brand share

83%

Top 20: 100%

Top-5 click share

54%

Top 20: 97%

Open market

13%

Nature's Bounty50%
Vitamatic13%
NOW Foods10%
Carlyle5%
Puritan's Pride5%
Physician's CHOICE4%
Open — no brand owns it (6 brands, 13%)

Demand & seasonality

Weekly Amazon search volume, last 103 weeks — -4.0% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.5×

Open Trend

Top acidophilus probiotic search terms

acidophilus probiotic231K/yr -0.1%9.8% conv.
natures bounty probiotic121K/yr -14.9%6.3% conv.
acidophilus81K/yr +2.2%8.7% conv.
probiotic natures bounty26K/yr +13.0%3.8% conv.
nature bounty probiotic23K/yr -28.8%5.1% conv.
probiotic acidophilus15K/yr +16.3%6.3% conv.
natures bounty probiotics14K/yr +21.9%4.2% conv.
acidophilus probiotics for women21K/yr -14.8%4.0% conv.
acidophilus capsules14K/yr +31.0%6.5% conv.
probiotics natures bounty10K/yr -1.2%3.5% conv.

All search terms

Top acidophilus probiotic 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 22 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Natures Bounty Lactobacillus Acidophilus Probiotic Supplement - Daily Probiotic for Women/Men Digestive Health 100 Million Organisms Vegetarian 1 Serving per Day 120 Tablets

Nature's Bounty$6.724.6★78,050 rev

Vitamatic Acidophilus Probiotic - 10 Billion CFU - 5X Potency - Daily Probiotic Supplement Supports Digestive Health - 120 Tablets

Vitamatic$9.754.7★1,301 rev

Natures Bounty Acidophilus Probiotic Daily Probiotic Supplement Digestive Health 200 Tablets Twin Pack

Nature's Bounty$9.884.6★78,050 rev

NOW Foods Supplements Acidophilus Two Billion Strain Verified Healthy Intestinal Flora* 100 Veg Capsules

NOW Foods$8.274.7★5,880 rev

Puritans Pride Daily Probiotic Acidophilus 100 Million Live Cultures Dietary Supplement for Digestive Gut and Immune Health Soy Sodium and Gluten Free 8 Month Supply 250 Tablets

Puritan's Pride$9.254.6★3,009 rev

Newest

by launch date

Natures Bounty Pre + Pro + Postbiotic Gummies for Digestive Health Immune Support - Probiotic Gummies for Gut Health Tropical Mango Flavor 30 Ct

Nature's Bounty$16.94306 rev

1y ago

Lactobacillus Acidophilus Probiotic 240 Tablets (4 Month Supply) Researched Strain LA85 3 Billion CFU Digestive Health & Microbiome Support GMP Certified (240 Lactobacillus Acidophilus)

Natural Foundation Supplements$9.95431 rev

2y ago

Vitamatic Acidophilus Probiotic - 10 Billion CFU - 5X Potency - Daily Probiotic Supplement Supports Digestive Health - 120 Tablets

Vitamatic$9.751,301 rev

2y ago

Carlyle Acidophilus Probiotic Capsules for Women and Men | 500 Million CFU

Carlyle$9.98944 rev

3y ago

Carlyle Acidophilus Probiotic for Women & Mens Digestive Health

Carlyle$7.74278 rev

3y ago

What buyers say about acidophilus probiotic

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

What buyers love

Quality-Overall18%

“Good consistent quality”

Nutritional Content13%

“Best Probiotic”

Regulates Digestion12%

“Less digestive issues”

Value For Money10%

“Less expensive”

Efficiency8%

“Effective for me”

Acid Regulator/Stomach Ache Relief6%

“no more stomach aches”

Advertised Vs Actual Product5%

“Arrived as described”

Ease Of Chewing/Swallowing4%

“I like the chewable tablets better”

Ease Of Use3%

“Convenient product”

Side Effects2%

“No wild side effects”

What buyers complain about

Functionality-Overall16%

“No results”

Acid Regulator/Stomach Ache Relief10%

“Severe stomach pain”

Regulates Digestion9%

“it left me with all kinds of digestive problems”

Value For Money8%

“To expensive”

Dosage5%

“Misrepresented number of capsules in the bottle”

Side Effects4%

“it gave me headaches”

Size-Overall3%

“Not a fit for me”

Taste-Overall3%

“Its a tasteless capsule”

Nutritional Content3%

“lost a lot of weight”

Allergies2%

“Allergic reaction”

Top return reasons

Functionality-Overall39%

Value For Money28%

Certifications6%

Side Effects6%

Quality-Overall6%

Accuracy-Overall6%

Joint Pain6%