Calcium for Chickens
MaybeAn estimated 0.0% of orders come back. But the top 5 products take 100% of clicks, so Calcium for Chickens is a Maybe.
- Flapen Score
- 54 / 100Top 34% of 3,978 Pet Supplies niches · +3 vs the category median of 5154
- Market size
- $1.3M/yr310K searches / yr
- 90-day growth
- +41.8%search demand this quarter
- Competition
- 100%top-5 click share · 4 brands · 9 sellers
Flapen Score
Calcium for Chickens against its category
The dotted line is the Pet Supplies average. Past it, Calcium for Chickens is stronger. Inside it, weaker.
Market
The Calcium for Chickens market on Amazon at a glance
Shoppers on Amazon United States searched for Calcium for Chickens 310K times last year and spent an estimated $1.3M. All 4 brands take every click. Demand peaks in Apr–May–Jun. Flapen scores it 54 out of 100, a Maybe.
01 · Demand
An estimated 19.0% of those searches ended in a purchase.
Shoppers searched for this 310K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 19.0% of those searches ended in a purchase. Searches in the last 90 days moved +41.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated $1.3M a year.
- Searches, last 12 months
- 310K
- Growth, 90 days vs prior 90
- +41.8%
- Conversion, latest week
- 19.0%
- Market size, estimated
- $1.3Ma year
- Peak month
- May2.8× the quietest month
- Top search term
- oyster shell for chickens153K searches a year
02 · Price
A sale here is worth $21.79.
Listings sell for $21.79 on average, from $7.00 to $45.90. Amazon reports units sold in ranges. This niche sold 50K to 60K a year. The average listing sells 8,000 to 10,000 of them. At $21.79 that is $174K to $218K a year per listing.
- Average price
- $21.79inside the $15 to $100 sweet spot
- Price range
- $7.00–$45.90
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 50K–60K
- Units per listing a year
- 8,000–10,000
- Revenue per listing a year
- $174K–$218K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
50% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #73 within Birds. It carries 4,965 reviews at 4.65 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 50%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #73in Birds
- Average rating
- 4.65 starsAmazon United States average 4.42 stars
- Average reviews
- 4,965per listing
- Listings tracked
- 4
04 · Newcomers
Brands here are settling in.
The brands on the shelf have sold for 42 months on average, so the names here are settling in.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 42 months
Products
Top Calcium for Chickens products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 9, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Pecking Order Oyster Shell - Calcium Supplement to Support Laying Hens and Strong Egg Shell Development (5 LB) 8 (Packaging May Vary)
- Price
- $7.00
- Rating
- 4.7/5
- Reviews
- 2,741
- Age
- 3y ago

Scratch and Peck Oyster Shell Supplement - 4 lb Bag - Natural Calcium Boost for Healthy Eggshells in Chickens and Ducks Sustainably Sourced Pure Flaked Oyster Shell
- Price
- $19.86
- Rating
- 4.8/5
- Reviews
- 765
- Age
- 11y ago

Manna Pro Crushed Oyster Shell for Laying Hens High-Calcium Supplement to Support Strong Eggshells and Healthy Laying Chickens Poultry Oyster Shell 6-Pack of 5 lb Bags
- Price
- $45.90
- Rating
- 4.7/5
- Reviews
- 15,886
- Age
- 3y ago

Small Pet Select - 5lb 100% Flaked Oyster Shell Calcium Supplement for Chickens and Ducks
- Price
- $14.39
- Rating
- 4.4/5
- Reviews
- 466
- Age
- 3y ago
Trending
estimated 90-day click momentum
Manna Pro Crushed Oyster Shell for Laying Hens High-Calcium Supplement to Support Strong Eggshells and Healthy Laying Chickens Poultry Oyster Shell 6-Pack of 5 lb Bags
- Price
- $45.90
- Rating
- 4.7/5
- Reviews
- 15,886
- Age
- 3y ago

Scratch and Peck Oyster Shell Supplement - 4 lb Bag - Natural Calcium Boost for Healthy Eggshells in Chickens and Ducks Sustainably Sourced Pure Flaked Oyster Shell
- Price
- $19.86
- Rating
- 4.8/5
- Reviews
- 765
- Age
- 11y ago

Pecking Order Oyster Shell - Calcium Supplement to Support Laying Hens and Strong Egg Shell Development (5 LB) 8 (Packaging May Vary)
- Price
- $7.00
- Rating
- 4.7/5
- Reviews
- 2,741
- Age
- 3y ago

Small Pet Select - 5lb 100% Flaked Oyster Shell Calcium Supplement for Chickens and Ducks
- Price
- $14.39
- Rating
- 4.4/5
- Reviews
- 466
- Age
- 3y ago
Newest
by launch date
Pecking Order Oyster Shell - Calcium Supplement to Support Laying Hens and Strong Egg Shell Development (5 LB) 8 (Packaging May Vary)
- Price
- $7.00
- Rating
- 4.7/5
- Reviews
- 2,741
- Age
- 3y ago

Small Pet Select - 5lb 100% Flaked Oyster Shell Calcium Supplement for Chickens and Ducks
- Price
- $14.39
- Rating
- 4.4/5
- Reviews
- 466
- Age
- 3y ago

Manna Pro Crushed Oyster Shell for Laying Hens High-Calcium Supplement to Support Strong Eggshells and Healthy Laying Chickens Poultry Oyster Shell 6-Pack of 5 lb Bags
- Price
- $45.90
- Rating
- 4.7/5
- Reviews
- 15,886
- Age
- 3y ago

Scratch and Peck Oyster Shell Supplement - 4 lb Bag - Natural Calcium Boost for Healthy Eggshells in Chickens and Ducks Sustainably Sourced Pure Flaked Oyster Shell
- Price
- $19.86
- Rating
- 4.8/5
- Reviews
- 765
- Age
- 11y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 100% of clicks. A locked shelf that new listings rarely crack.
Brands
4 falling
Sellers
9
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
100%
Top 20: 100%
Open market
0%
- Pecking Order81%
- Scratch and Peck Feeds7%
- Manna Pro7%
- Small Pet Select5%
- Open — no brand owns it (0%)
Demand
Calcium for Chickens search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Apr, May, Jun · busiest ÷ quietest = 2.8×
Search terms
Top Calcium for Chickens search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- oyster shell for chickens153K/yr
- oyster shells for chickens34K/yr
- calcium for chickens25K/yr
- chicken oyster shells17K/yr
- crushed oyster shells for chickens15K/yr
- chicken calcium12K/yr
- crushed oyster shells9K/yr
- chicken calcium for laying hens8K/yr
- calcio para gallinas ponedoras6K/yr
- calcium for chickens laying hens6K/yr
Reviews and returns
What reviews say buyers love and hate about Calcium for Chickens
We read the reviews and the return reasons for every product selling here.
“pieces too big”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
18 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Calcium for Chickens questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









