pcos
Skip itBrand-locked demand (top 5 brands take 98% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Avg price
Incredible$27.80avg listing price — sweet spot $15–$100
Price range
Great$10.90–$73.16cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Good$576K$576K/yr · 1.3M searches
Review moat
Good1,231.63avg incumbent reviews — the moat a new listing must climb
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Growth
Okay+10.4%90-day search growth — must beat 0% to launch
Competition
Okay63%top-5 click share — leaders hold, buyers still browse
Conversion
Bad1.7%search→purchase rate — share of searches ending in a sale
Brand share
Bad98%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, pcos is a $576K/yr Amazon United States market (1.3M searches/yr). The top 5 brands hold 98% of demand. Verdict: Skip it — 49/100.
Data updated Jul 28, 2026 · scored weekly · How we score niches
pcos market data
- Units sold / yr
- 15K–20K
- avg 750–1,000/product
- Revenue / yr
- $417K–$556K
- units × avg price
- Conversion rate
- 1.7%
- Avg BSR
- #340
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 89%
- Out of stock
- 0.0%
- Avg brand age
- 43 months
- Avg seller age
- 139 days
Competition & brand share
The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them.Brands
6 falling
Sellers
26
Top-5 brand share
98%
Top 20: 100%
Top-5 click share
63%
Top 20: 100%
Open market
0%
- Black Girl Vitamins86%
- SMNutrition6%
- O Positiv2%
- Aromlife2%
- Laicuherb2%
- Biegeos2%
Demand & seasonality
Weekly Amazon search volume, last 103 weeks — +10.4% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.9×
Top pcos search terms
- black girl vitamins pcos230K/yr
- pcos relief black girl vitamins175K/yr
- black girl vitamins meno chill204K/yr
- meno chill black girl vitamins for menopause169K/yr
- black girl vitamins pcos relief119K/yr
- menochill black girl vitamins75K/yr
- pcos gummies45K/yr
- meno chill black girl vitamins44K/yr
- black girl pcos vitamins15K/yr
- black girl vitamins menopause26K/yr
Top pcos 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 19 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Black Girl Vitamins Inositol Supplement 2000mg Myo + 50mg D-Chiro Vegan Capsules to Support Hormone Balance Healthy Ovarian & Menstrual Wellness 60 Count
Black Girl Vitamins$26.204.5★442 rev

Black Girl Vitamins Once a Day - Womens Multivitamin Gummy - Vitamin A B C E and Zinc. Multivitamin for Women Immune Support. Vegan Gluten-Free. Made in The USA (30 Day Supply Strawberry)
Black Girl Vitamins$24.404.7★3,055 rev

Black Girl Vitamins Calm Girl Ashwagandha + Zinc Gummies Stress Support Promotes Relaxation & Mental Clarity Supports Sleep & Immune Health Doctor-Formulated Daily Vegan Supplement
Black Girl Vitamins$21.804.6★445 rev

Black Girl Vitamins Complete Wellness Essentials - 30-Day Bundle with D3 Gummies Probiotics Hair-Skin-Nails + Sea Moss - 8 Key Nutrients for Immune Skin & Energy Support
Black Girl Vitamins$73.164.6★619 rev

Black Girl Vitamins Liquid Chlorophyll Drops Mulberry Leaf + Chlorophyllin with Peppermint Vegan Liquid Concentrate Supports Digestive Comfort & Healthy-Looking Skin (4-Month Supply)
Black Girl Vitamins$23.614.4★130 rev
Newest
by launch date
Black Girl Vitamins Her Balance Vaginal Probiotic Gummies pH Balance & Odor Support Feminine Health + Urinary Tract Support 2B CFU Lactobacillus Vegan Gluten-Free Halal (30-Day Supply)
Black Girl Vitamins$24.0480 rev

Black Girl Vitamins Liquid Chlorophyll Drops Mulberry Leaf + Chlorophyllin with Peppermint Vegan Liquid Concentrate Supports Digestive Comfort & Healthy-Looking Skin (4-Month Supply)
Black Girl Vitamins$23.61130 rev

LaiPCOScu Inositol Vitamins Gummies for Women Hormonal Balance & Fertility Natural Fertility Gummies with Folate & Zinc 60 Count Support Daily Wellness Women Conception Gummies with Vitamin B6 & B12
Laicuherb$15.0716 rev

Black Girl Vitamins - Fiber Gummies - Prebiotic for Gut Health & Bloat Relief - Supports Digestion Regularity & Microbiome Balance - Vegan Gluten-Free Halal (Orange & Mixed Berry 30 Day Supply)
Black Girl Vitamins$24.86259 rev

Black Girl Vitamins - Vitamin B12 Gummies for Energy Metabolism & Nervous System Support 1000 mcg Cyancobalamin B12 per Serving Halal & Gluten-Free - 60ct
Black Girl Vitamins$17.26594 rev
Trending
90-day click momentum
Black Girl Vitamins Her Balance Vaginal Probiotic Gummies pH Balance & Odor Support Feminine Health + Urinary Tract Support 2B CFU Lactobacillus Vegan Gluten-Free Halal (30-Day Supply)
Black Girl Vitamins$24.044.9★

Black Girl Vitamins Liquid Chlorophyll Drops Mulberry Leaf + Chlorophyllin with Peppermint Vegan Liquid Concentrate Supports Digestive Comfort & Healthy-Looking Skin (4-Month Supply)
Black Girl Vitamins$23.614.4★

LaiPCOScu Inositol Vitamins Gummies for Women Hormonal Balance & Fertility Natural Fertility Gummies with Folate & Zinc 60 Count Support Daily Wellness Women Conception Gummies with Vitamin B6 & B12
Laicuherb$15.073.9★

Black Girl Vitamins - Fiber Gummies - Prebiotic for Gut Health & Bloat Relief - Supports Digestion Regularity & Microbiome Balance - Vegan Gluten-Free Halal (Orange & Mixed Berry 30 Day Supply)
Black Girl Vitamins$24.864.7★

Black Girl Vitamins - Vitamin B12 Gummies for Energy Metabolism & Nervous System Support 1000 mcg Cyancobalamin B12 per Serving Halal & Gluten-Free - 60ct
Black Girl Vitamins$17.264.7★
What buyers say about pcos
What buyers praise and complain about, mined from review topics.What buyers love
“no unpleasant taste”
“Awesome Vitamin”
“Excellent Product”
“Energy boost”
“it help with my hair i love it”
“Good price”
“my skin looks great”
“helps with joint pain”
“Everything said about the flavors is true”
“I will say it is effective when used properly”
What buyers complain about
“Tastes terrible”
“Not worth it”
“Not really doing anything”
“Allergic Reaction to these Vitamins”
“Too Much Sugar”
“Beware of Nasty Side Effects”
“So unfortunately I wasn't able to continue taking it”
“it does not dissolve well”
“False advertisement”
“The smell is awful”
Top return reasons
Common questions
- Is pcos profitable to sell on Amazon United States?
- The niche generates $576K/yr across 19 tracked products. 4 of 5 products launched in the last 360 days are still selling. 90-day search growth is +10.4%. Flapen's verdict: Skip it (49/100).
- How competitive is the pcos niche?
- 6 brands and 26 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 98% of demand.
- What do buyers complain about in pcos?
- Top complaints mined from reviews: Taste-Overall, Value For Money, Functionality-Overall. The return rate is 0.0%.
- When does demand for pcos peak?
- Demand is steady year-round — the busiest month runs 1.9× the quietest.
- What does it cost to enter the pcos niche?
- Listings span $10.90–$73.16; the average listing price is $27.80 (sweet spot $15–$100). The average incumbent carries 1,232 reviews — the moat a new listing must climb.