zinc oil additive
Skip itBrand-locked demand (top 5 brands take 96% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.5%return rate — above 5% kills the launch gate
Avg price
Great$22.25avg listing price — sweet spot $15–$100
Conversion
Great9.5%search→purchase rate — share of searches ending in a sale
Price range
Great$9.70–$52.17cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Good+24.0%90-day search growth — must beat 0% to launch
Review moat
Okay1,929.9avg incumbent reviews — the moat a new listing must climb
Market size
Okay$128K$128K/yr · 60K searches
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Competition
Bad89%top-5 click share — a locked-up shelf
Brand share
Bad96%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, zinc oil additive is a $128K/yr Amazon United States market (60K searches/yr). The top 5 brands hold 96% of demand. Demand peaks in Apr–May. Verdict: Skip it — 46/100.
Data updated Jul 9, 2026 · scored weekly · How we score niches
zinc oil additive market data
- Units sold / yr
- 5K–6K
- avg 500–750/product
- Revenue / yr
- $111K–$134K
- units × avg price
- Conversion rate
- 9.5%
- Avg BSR
- #95
- Page quality
- 0%
- Prime
- 70%
- Sponsored
- 90%
- Out of stock
- 0.0%
- Avg brand age
- 112 months
- Avg seller age
- 157 days
Competition & brand share
The top 5 products capture 89% of clicks — a locked-up shelf that new listings rarely crack.Brands
7 rising
Sellers
79
Top-5 brand share
96%
Top 20: 100%
Top-5 click share
89%
Top 20: 100%
Open market
2%
- REV X38%
- Rislone37%
- Lucas Oil15%
- Elgin4%
- Liqui Moly2%
- Valvoline2%
- Open — no brand owns it (1 brand, 2%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +24.0% search growth over the last 90 days.Peak months: Apr, May · busiest ÷ quietest = 1.9×
Top zinc oil additive search terms
- zinc oil additive19K/yr
- zddp oil additive11K/yr
- zinc additive for engine oil10K/yr
- zddp6K/yr
- zddp zinc oil additive9K/yr
- zddp additive3K/yr
- zinc additive for oil2K/yr
Top zinc oil additive 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 10 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Bars Leaks Rislone 4405 Engine Oil Supplement Concentrate with Zinc Treatment - 11 oz Yellow
Rislone$10.984.7★2,177 rev
REV-X Zinc ZDDP Oil Additive - 2 fl. oz.
REV X$11.934.6★997 rev
Lucas Oil 10063 Engine Break in Oil Additive w/TB Zinc Plus - 16 Ounce
Lucas Oil$14.654.8★1,379 rev
REV-X Zinc ZDDP Oil Additive - 2 fl. oz. (5 Pack)
REV X$39.804.8★522 rev
Elgin ZDDP-4 ZDDP Oil Additive 4 fl. oz 1 Pack
Elgin$15.084.8★4 rev
Newest
by launch date
REV-X Zinc ZDDP Oil Additive - 2 fl. oz. (3 Pack)
REV X$28.9042 rev
Valvoline VR1 Racing SAE 20W-50 Motor Oil 5 QT
Valvoline$26.904,876 rev
REV-X Zinc ZDDP Oil Additive - 2 fl. oz. (5 Pack)
REV X$39.80522 rev
REV-X Zinc ZDDP Oil Additive - 2 fl. oz.
REV X$11.93997 rev
Elgin ZDDP-4 ZDDP Oil Additive 4 fl. oz 1 Pack
Elgin$15.084 rev
Trending
90-day click momentumElgin ZDDP-4 ZDDP Oil Additive 4 fl. oz 1 Pack
Elgin$15.084.8★
Rislone 4405-6PK Hy-per Lube Zinc ZDDP Supplement 11 oz 6-Pack | Real ZDDP Zinc Additive
Rislone$52.174.7★
REV-X Zinc ZDDP Oil Additive - 2 fl. oz. (3 Pack)
REV X$28.904.7★
MPT ZDDP Zinc Additive - for Superior Engine Transmission and Gearbox Protection - 4 Fluid Ounces
MPT$12.374.7★
REV-X Zinc ZDDP Oil Additive - 2 fl. oz.
REV X$11.934.6★
What buyers say about zinc oil additive
What buyers praise and complain about, mined from review topics.What buyers love
“Good product on the doorstep”
“Works great with synthetic engine oils”
“well worth the time and money”
“my engine is quieter”
“A five percent increase in fuel mileage”
“My motor runs very smooth now brainer”
“easy to use”
“now it is smooth and quite”
“efficiency”
“Works better than expected”
What buyers complain about
“with minor ticking noises”
“leaked in box”
“Using thinner oil in my opinion will cause a lot of problems”
“Poor manufacturing process”
“it appears directions are ignored”
“The product seems to be helping got a little more compression out of my engine not happy with how Amazon delivered the package by fiscally throwing the package like a frisbee across my property onto my porch unacceptable”
“Probably too heavy a weight despite a hot running turbo motor”
“expected gas milage increase”
“It also turns the oil a very dark black making it look bad”
“I'm not cool enough to have the equipment to measure if it's working or not”
Top return reasons
Common questions
- Is zinc oil additive profitable to sell on Amazon United States?
- The niche generates $128K/yr across 10 tracked products. 90-day search growth is +24.0%. Flapen's verdict: Skip it (46/100).
- How competitive is the zinc oil additive niche?
- 7 brands and 79 sellers compete. The top 5 products take 89% of clicks and top 5 brands hold 96% of demand.
- What do buyers complain about in zinc oil additive?
- Top complaints mined from reviews: Noise Level, Leak-Proof, Lubrication. The return rate is 0.5%.
- When does demand for zinc oil additive peak?
- Demand peaks in Apr–May; the busiest month runs 1.9× the quietest.
- What does it cost to enter the zinc oil additive niche?
- Listings span $9.70–$52.17; the average listing price is $22.25 (sweet spot $15–$100). The average incumbent carries 1,930 reviews — the moat a new listing must climb.