good girl probiotics for women
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Avg price
Incredible$32.85avg listing price — sweet spot $15–$100
Conversion
Great11.8%search→purchase rate — share of searches ending in a sale
Price range
Great$8.88–$68.74cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Great$1.5M$1.5M/yr · 385K searches
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Review moat
Bad16,173.44avg incumbent reviews — the moat a new listing must climb
Growth
Bad-16.7%90-day search growth — must beat 0% to launch
Competition
Bad92%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, good girl probiotics for women is a $1.5M/yr Amazon United States market (385K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jul. Verdict: Skip it — 48/100.
Data updated Jul 25, 2026 · scored weekly · How we score niches
good girl probiotics for women market data
- Units sold / yr
- 40K–50K
- avg 5,000–6,000/product
- Revenue / yr
- $1.3M–$1.6M
- units × avg price
- Conversion rate
- 11.8%
- Avg BSR
- #152
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 89%
- Out of stock
- 0.0%
- Avg brand age
- 55 months
- Avg seller age
- 147 days
Competition & brand share
The top 5 products capture 92% of clicks — a locked-up shelf that new listings rarely crack.Brands
4 falling
Sellers
53
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
92%
Top 20: 100%
Open market
0%
- AZO55%
- Rephresh37%
- O Positiv6%
- vH essentials2%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -16.7% search growth over the last 90 days.Peak months: Jul · busiest ÷ quietest = 1.5×
Top good girl probiotics for women search terms
- azo probiotics for women134K/yr
- rephresh pro b probiotics for women101K/yr
- azo complete feminine balance28K/yr
- azo probiotic16K/yr
- rephresh pro-b10K/yr
- azo complete feminine balance daily probiotic11K/yr
- yeast infection probiotic for women6K/yr
- rephresh pro b13K/yr
- azo daily probiotics for women10K/yr
- azo feminine balance probiotic7K/yr
Top good girl probiotics for women 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.
All 9 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
AZO Complete Feminine Balance Daily Vaginal Probiotics for Women Clinically Proven to Help Protect Vaginal Health Helps balance pH and yeast 30 Count
AZO$23.984.6★17,424 rev
RepHresh Pro-B Vaginal Probiotic Supplement pH Balance Probiotics for Women Balances Yeast and Bacteria to Maintain Feminine Health Daily Oral Capsules 30 Count
Rephresh$23.184.6★23,682 rev
AZO Dual Protection Urinary + Vaginal Support Prebiotics and Probiotics for Women* Starts Working Within 24 Hours Non-GMO 30 Count
AZO$28.274.7★6,245 rev
O Positiv URO Vaginal Probiotics for Women pH Balance with Prebiotics & Lactobacillus Vaginal Health Supplement Support Healthy Vaginal Odor & Flora 60 Count (Pack of 1) 1 Month Supply
O Positiv$28.384.6★37,127 rev
AZO Complete Feminine Balance Daily Vaginal Probiotics for Women Clinically Proven to Help Protect Vaginal Health Helps balance pH and yeast 60 Count
AZO$46.684.6★17,424 rev
Newest
by launch date
AZO Vaginal Probiotic Mini-Chews for Women Supports Healthy Vaginal Odor Healthy Vaginal Flora Yeast Balance and pH* Delicious Fruit Punch Taste 14 Count
AZO$19.4696 rev
O Positiv URO Vaginal Probiotics for Women pH Balance with Prebiotics & Lactobacillus Vaginal Health Supplement Support Healthy Vaginal Odor & Flora 60 Count (Pack of 1) 1 Month Supply
O Positiv$28.3837,127 rev
AZO Dual Protection Urinary + Vaginal Support Prebiotics and Probiotics for Women* Starts Working Within 24 Hours Non-GMO 30 Count
AZO$28.276,245 rev
AZO Complete Feminine Balance Daily Vaginal Probiotics for Women Clinically Proven to Help Protect Vaginal Health Helps balance pH and yeast 60 Count
AZO$46.6817,424 rev
AZO Complete Feminine Balance Daily Vaginal Probiotics for Women Clinically Proven to Help Protect Vaginal Health Helps balance pH and yeast 30 Count
AZO$23.9817,424 rev
Trending
90-day click momentumAZO Vaginal Probiotic Mini-Chews for Women Supports Healthy Vaginal Odor Healthy Vaginal Flora Yeast Balance and pH* Delicious Fruit Punch Taste 14 Count
AZO$19.464.6★
RepHresh Pro-B Probiotic Feminine Supplement - 30 ea (Pack of 2)
Rephresh$48.034.7★
RepHresh Pro-B Vaginal Probiotic Supplement pH Balance Probiotics for Women Balances Yeast and Bacteria to Maintain Feminine Health Daily Oral Capsules 30 Count
Rephresh$23.184.6★
vH essentials Probiotics with Prebiotics and Cranberry Feminine Health Supplement - 60 Capsules
vH essentials$8.884.6★
O Positiv URO Vaginal Probiotics for Women pH Balance with Prebiotics & Lactobacillus Vaginal Health Supplement Support Healthy Vaginal Odor & Flora 60 Count (Pack of 1) 1 Month Supply
O Positiv$28.384.6★
What buyers say about good girl probiotics for women
What buyers praise and complain about, mined from review topics.What buyers love
“the quality seems solid”
“Does the job”
“no strange odor”
“Best Probiotic”
“Good price”
“Its working as advertised”
“gave complete relief from constipation”
“no harm if it doesnt work”
“chews up easily”
“no harsh taste”
What buyers complain about
“Never worked”
“Made me smell weird”
“Slight side effect tho”
“A little expensive”
“ITCHING”
“STOMACH PAIN”
“Its making my acid reflux 10 times worse”
“are tasteless”
“You have to be very careful taking things like these”
“not for pain relief”
Top return reasons
Common questions
- Is good girl probiotics for women profitable to sell on Amazon United States?
- The niche generates $1.5M/yr across 9 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -16.7%. Flapen's verdict: Skip it (48/100).
- How competitive is the good girl probiotics for women niche?
- 4 brands and 53 sellers compete. The top 5 products take 92% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in good girl probiotics for women?
- Top complaints mined from reviews: Functionality-Overall, Smell, Side Effects. The return rate is 0.0%.
- When does demand for good girl probiotics for women peak?
- Demand peaks in Jul; the busiest month runs 1.5× the quietest.
- What does it cost to enter the good girl probiotics for women niche?
- Listings span $8.88–$68.74; the average listing price is $32.85 (sweet spot $15–$100). The average incumbent carries 16,173 reviews — the moat a new listing must climb.