fortify
Skip itBrand-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$18.44avg listing price — sweet spot $15–$100
Price range
Great$8.70–$46.80cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Good5.3%search→purchase rate — share of searches ending in a sale
Review moat
Good1,106.47avg incumbent reviews — the moat a new listing must climb
Growth
Good+29.1%90-day search growth — must beat 0% to launch
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Competition
Bad73%top-5 click share — a locked-up shelf
Market size
Bad$43K$43K/yr · 45K searches
Brand share
Bad100%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, fortify is a $43K/yr Amazon United States market (45K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Dec. Verdict: Skip it — 45/100.
Data updated Jul 25, 2026 · scored weekly · How we score niches
fortify market data
- Units sold / yr
- 3K–4K
- avg 250–500/product
- Revenue / yr
- $55K–$74K
- units × avg price
- Conversion rate
- 5.3%
- Avg BSR
- #1,583
- Page quality
- 0%
- Prime
- 93%
- Sponsored
- 87%
- Out of stock
- 13.6%
- Avg brand age
- 60 months
- Avg seller age
- 156 days
Competition & brand share
The top 5 products capture 73% of clicks — a locked-up shelf that new listings rarely crack.Brands
3 flat
Sellers
306
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
73%
Top 20: 100%
Open market
0%
- Nature's Way76%
- Fortify Skincare22%
- LEGION2%
Demand & seasonality
Weekly Amazon search volume, last 98 weeks — +29.1% search growth over the last 90 days.Peak months: Dec · busiest ÷ quietest = 1.7×
Top fortify search terms
- fortify20K/yr
- fortify probiotic21K/yr
- fortify 30 billion probiotic4K/yr
Top fortify 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 15 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Natures Way Fortify Womens Probiotic 30 Billion CFU Daily Multi-Strain Probiotic for Digestive Vaginal and Immune Support* Once-Daily Capsule No Refrigeration Required 30 Capsules
Nature's Way$16.454.7★4,608 rev
Natures Way Fortify Daily Pre+Probiotic Adults 50+ for Men & Women 30 Billion Live Cultures Colon Digestive and Immune Health Support* Supplement 30 Capsules
Nature's Way$15.604.7★2,029 rev
Natures Way Fortify Extra Strength Womens Probiotic 50 Billion CFU Potent Multi-Strain Probiotic for Digestive Vaginal and Immune Support* Once-Daily Capsule 30 Capsules
Nature's Way$18.534.7★2,985 rev
Natures Way Extra Strength(1) Fortify Probiotic Probiotics for Digestive Health Prebiotics 50 Billion Live Cultures Digestive & Immune Health Support* 30 Capsules
Nature's Way$20.294.7★1,149 rev
Natures Way Fortify Daily Pre+Probiotic Adult 30 Billion Probiotics for Immune and Digestive Health Support* 30 Billion Live Cultures 30 Capsules (Packaging May Vary)
Nature's Way$16.094.7★883 rev
Newest
by launch date
Fortify Skincare Niacinamide & Hyaluronic Acid Face Mist 3-in-1: Detox Treat Boost Hydrating Soothing Anti-Aging Facial Spray Dermatologist Tested Korean Skin Care Clean Beauty 2.87 Oz
Fortify Skincare$8.88923 rev
Fortify Skincare Face Mask with Retinol and Collagen - Dermatologist Tested Anti Aging - Firming & Barrier Protecting - 3-in-1: Detox - Treat- Boost - Clean Beauty Korean Skin Care 10 Sheet Masks
Fortify Skincare$12.8475 rev
Fortify Skincare Facial Cleanser with Hyaluronic & Salicylic Acid 3-in-1: Detox Treat Boost Foaming Face Wash For Oily & Acne-Prone Skin Dermatologist Tested Clean Beauty 5.07 Fl Oz
Fortify Skincare$12.39617 rev
Fortify Skincare Foaming Facial Cleanser with Hyaluronic Acid + Salicylic Acid - 3-in-1: Detox Treat Boost - Deep Purifying & Hydrating Face Wash - Dermatologist Tested All Skin Types - 2 Pack
Fortify Skincare$19.41617 rev
Fortify Skincare Under Eye Cream With Caffeine & Peptides 3-In-1: Detox Treat Boost Reduces Puffiness Dark Circles & Wrinkles Dermatologist Tested Korean Skin Care 95% Natural 1 FL OZ
Fortify Skincare$8.70466 rev
Trending
90-day click momentumFortify Skincare Face Mask with Retinol and Collagen - Dermatologist Tested Anti Aging - Firming & Barrier Protecting - 3-in-1: Detox - Treat- Boost - Clean Beauty Korean Skin Care 10 Sheet Masks
Fortify Skincare$12.844.3★
Natures Way Fortify Optima Probiotic for Adults 50+ 50 Billion Live Cultures Supports Digestive Balance Colon & Immune Health* No Refrigeration Needed 30 Capsules (Packaging May Vary)
Nature's Way$29.954.5★
Fortify Skincare Under Eye Cream - Puffy Eyes and Dark Circles Treatment - Peptides Hyaluronic Acid & Squalane - 3-in-1: Detox Treat Boost - Dermatologist Tested - Anti-Aging Korean Skincare - 2 Pk
Fortify Skincare$16.854.2★
Fortify Skincare Under Eye Cream With Caffeine & Peptides 3-In-1: Detox Treat Boost Reduces Puffiness Dark Circles & Wrinkles Dermatologist Tested Korean Skin Care 95% Natural 1 FL OZ
Fortify Skincare$8.704.2★
Natures Way Extra Strength(1) Fortify Probiotic Probiotics for Digestive Health Prebiotics 50 Billion Live Cultures Digestive & Immune Health Support* 30 Capsules
Nature's Way$20.294.7★
What buyers say about fortify
What buyers praise and complain about, mined from review topics.What buyers love
“Great probiotic”
“Hydrating serum”
“I genuinely feel like it supports my digestive balance when I stay consistent with it”
“Impressed with the quality”
“fair price”
“feels creamy”
“Love the smell spa like”
“Ingredients seem to be pretty good”
“Cleans skin great”
“Love the way it makes my face feel super clean and fresh”
What buyers complain about
“it smelled weird”
“This capsule formulation is not as effective for me as Nature's Way Probiotic Pearls”
“It is expensive”
“Im not sure if this was giving me stomach cramps or something else”
“not as well as I had hoped so I have decided to change direction”
“It decreases the appearance of wrinkles”
“The ingredients have changed”
“I have sensitive skin”
“Don't pay full price. 50 per bottle”
“I have oily/ dry skin”
Top return reasons
Common questions
- Is fortify profitable to sell on Amazon United States?
- The niche generates $43K/yr across 15 tracked products. 90-day search growth is +29.1%. Flapen's verdict: Skip it (45/100).
- How competitive is the fortify niche?
- 3 brands and 306 sellers compete. The top 5 products take 73% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in fortify?
- Top complaints mined from reviews: Smell, Nutritional Content, Value For Money. The return rate is 0.1%.
- When does demand for fortify peak?
- Demand peaks in Dec; the busiest month runs 1.7× the quietest.
- What does it cost to enter the fortify niche?
- Listings span $8.70–$46.80; the average listing price is $18.44 (sweet spot $15–$100). The average incumbent carries 1,106 reviews — the moat a new listing must climb.