Inhaler Spacer
Skip itSoft demand (-9.0% this quarter) — this niche doesn't clear our bar today.
Returns
Incredible0.3%return rate — above 5% kills the launch gate
Avg price
Great$16.91avg listing price — sweet spot $15–$100
Market size
Good$749K$749K/yr · 801K searches
Price range
Good$9.23–$27.74cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Good5.5%search→purchase rate — share of searches ending in a sale
Review moat
Okay1,878.31avg incumbent reviews — the moat a new listing must climb
Brand share
Okay87%top-5 brand share — brands hold most of the demand
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Competition
Bad72%top-5 click share — a locked-up shelf
Growth
Bad-9.0%90-day search growth — must beat 0% to launch
Is inhaler spacer profitable on Amazon?
According to Flapen's Amazon United States niche tracking, inhaler spacer is a $749K/yr Amazon United States market (801K searches/yr). The top 5 brands hold 87% of demand. Verdict: Skip it — 49/100.
Data updated Jul 11, 2026 · scored weekly · How we score niches
inhaler spacer market size & sales
Units sold, revenue, conversion and listing quality across the tracked shelf.- Units sold / yr
- 50K–60K
- avg 2,000–2,500/product
- Revenue / yr
- $846K–$1.0M
- units × avg price
- Conversion rate
- 5.5%
- Avg BSR
- #476
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 94%
- Out of stock
- 14.8%
- Avg brand age
- 44 months
- Avg seller age
- 162 days
Competition: brands, sellers & click share
The top 5 products capture 72% of clicks — a locked-up shelf that new listings rarely crack.Brands
11 falling
Sellers
44
Top-5 brand share
87%
Top 20: 100%
Top-5 click share
72%
Top 20: 100%
Open market
10%
- Ramixi57%
- Yuioce8%
- MGZNMTY8%
- Clinivox7%
- SAWOZU7%
- Microspacer3%
- Open — no brand owns it (5 brands, 10%)
inhaler spacer demand & seasonality
Weekly Amazon search volume, last 104 weeks — -9.0% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.6×
Top inhaler spacer search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.- inhaler spacer for adults197K/yr
- spacer for inhaler133K/yr
- inhaler spacer131K/yr
- inhaler spacer for children102K/yr
- spacers for inhalers14K/yr
- aerochamber for inhaler30K/yr
- inhaler chamber24K/yr
- spacer for inhaler kids26K/yr
- inhaler spacer for kids23K/yr
- aerochamber16K/yr
Top inhaler spacer products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 16 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Ramixi Inhaler Spacer for Adult and Kids NESSI OTC SPACER (Blue/Adult)
Ramixi$17.214.6★1,593 rev
Ramixi Inhaler Spacer for Adult and Kids NESSI OTC SPACER (Blue/kids)
Ramixi$16.094.6★1,593 rev
Inhaler Spacer for Adults Spacer for Inhaler with Silicone Mask FSA/HSA
Yuioce$18.774.5★134 rev
MGZNMTY Travel Carrying Case Compatible with Asthma Inhaler Spacer for Adults and Children Masks Inhaler Holder with Asthma Alert Tag and Medical Card Carabiner (Only Case) (Galaxy)
MGZNMTY$16.904.7★483 rev
Inhaler Spacer for Adults Nessi OTC Spacer Spacer for Inhaler with Silicone Mask Anti-Static Chamber & Exhalation Valve Easy to Use & Clean
Clinivox$20.334.9★407 rev
Newest
by launch dateInhaler Spacer for Adults Spacer for Inhaler with Silicone Mask FSA/HSA
Yuioce$18.77134 rev
Inhaler Spacer - for Children and Adults Medical Grade mask Design Colorful Options Home School Travel Easy to Clean - Nessi OTC Spacer (Blue Child)
TEHLKE$13.9365 rev
Inhaler Spacer for Adults Nessi OTC Spacer Spacer for Inhaler with Silicone Mask Anti-Static Chamber & Exhalation Valve Easy to Use & Clean
Clinivox$20.33407 rev
Inhaler Spacer for Children Nessi OTC Spacer Spacer for Inhaler(Medium)
Clinivox$17.69407 rev
vuekypna Spacer for Inhaler - Available in Child and Adult Sizes Comes with Mask Medical-Grade Multi-Color Options Ideal for Home School and Travel Use Nessi OTC Spacer (Pink Adult)
vuekypna$16.20247 rev
Trending
90-day click momentumInhaler Spacer - for Children and Adults Medical Grade mask Design Colorful Options Home School Travel Easy to Clean - Nessi OTC Spacer (Blue Child)
TEHLKE$13.934.6★
Ramixi Inhaler Spacer for Adult and Kids NESSI OTC SPACER (Blue/Adult)
Ramixi$17.214.6★
Inhaler Spacer for Adults Spacer for Inhaler with Silicone Mask FSA/HSA
Yuioce$18.774.5★
Ramixi Inhaler Spacer for Adult and Kids NESSI OTC SPACER (Purple/Adult)
Ramixi$17.054.6★
SAWOZU Inhaler Spacer for Kids and Adults Soft Fit Mask Portable and Lightweight Suitable for Home and Travel Nessi OTC Spacer Pink
SAWOZU$14.604.5★
What reviews say buyers love and hate about inhaler spacer
What buyers praise and complain about, mined from review topics.What buyers love
“Excellent product”
“EASY TO USE”
“I am able to feel the difference in my breathing in a good way”
“Works perfectly”
“Great Value”
“Works as advertised”
“This works great for our son whom is prone to intermittent asthmatic episodes when he gets sick”
“The face mask fits great”
“It cleans easily”
“It has worked wonders for my lungs”
What buyers complain about
“Got wrong size sent”
“Doesn't last”
“Too expensive now”
“Poor quality”
“Doesn't work”
“not getting down to my lungs”
“Hard to use”
“not the best inhaler”
“However, the instructions are non-existent”
“It doesn't come apart and when you wash it per the instructions, the soap and water does not come out of the top part at all”
Top return reasons
Common inhaler spacer questions
- Is inhaler spacer profitable to sell on Amazon United States?
- The niche generates $749K/yr across 16 tracked products. 90-day search growth is -9.0%. Flapen's verdict: Skip it (49/100).
- How competitive is the inhaler spacer niche?
- 11 brands and 44 sellers compete. The top 5 products take 72% of clicks and top 5 brands hold 87% of demand.
- What do buyers complain about in inhaler spacer?
- Top complaints mined from reviews: Size-Overall, Durability, Value For Money. The return rate is 0.3%.
- When does demand for inhaler spacer peak?
- Demand is steady year-round — the busiest month runs 1.6× the quietest.
- What does it cost to enter the inhaler spacer niche?
- Listings span $9.23–$27.74; the average listing price is $16.91 (sweet spot $15–$100). The average incumbent carries 1,878 reviews — the moat a new listing must climb.