Best Calcium for Poultry
When it comes to keeping your feathered friends vibrant and healthy, the right calcium supplement is essential. Strengthening their bones and ensuring optimal egg production demands a choice that is both effective and trustworthy. In this guide, we’ll explore the best calcium options for poultry, helping you make informed decisions that support your flock’s well-being.
Top Affordable Choice: Pecking Order Oyster Shell

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Rich calcium source |
Promotes bone health |
Natural and safe |
When it comes to calcium supplements for your laying hens, Pecking Order Oyster Shell stands out as our Top Affordable Choice .
This natural source of calcium is not just budget-friendly but also enhances eggshell strength, ensuring your daily egg production is top-notch .
With strong bones and overall health benefits, your hens will thrive with this easy-to-use supplement .
We love that it comes in a convenient 5-pound bag, making it simple to store and feed .
Just remember, it’s designed specifically for laying hens, so your flock will be happy and healthy—all while you reap the rewards of quality eggs!
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Best for Strong Eggshells: Bird Natural Aragonite Calcium

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Superior calcium source |
Highly bioavailable |
Improves egg shell strength |
When it comes to strengthening eggshells, we have our sights set on Aragonite Chicken Calcium Feed .
This product reigns supreme with its superior form of calcium carbonate, derived from Oolitic Aragonite .
Our favorite part ?
Its superfine powder ensures high bioavailability, allowing your chickens to absorb the nutrients efficiently .
We’ve noticed a remarkable improvement in eggshell integrity, thanks to its rich amino acid content .
However, be mindful that the fine texture might require some acclimation for your feathered friends and may not suit every diet .
If you’re serious about producing those strong shells, this might just be your golden ticket!
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Best Natural Calcium Source: Aragonite Chicken Calcium Feed

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Boosts eggshell strength |
Highly digestible |
Natural ingredients |
When it comes to providing your poultry with the best calcium, we couldn't help but spotlight Poultry Fowl Calcium Carbonate as our top pick for a natural source .
Sourced from all-natural crushed limestone, it ensures your feathered friends receive the essential calcium they need, promoting stronger eggshells and enhancing digestibility .
However, keep in mind that while it’s a powerhouse of nutrients, it may cause mild digestive upset for some birds .
With limited flavor options and a price tag that’s a bit higher than alternatives, it remains a fantastic investment for your flock's health.
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Best for Bone Health: Bearded Hen Dicalcium Phosphate

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Balanced calcium-phosphorus mix |
Supports healthy bone structure |
Versatile for various livestock |
We’re thrilled to introduce the Best for Bone Health product in our lineup—Dicalcium Phosphate by Bearded Hen .
This feed grade mineral not only provides a balanced mix of calcium and phosphorus essential for your poultry's healthy bone structure, but it also supports growth and development across various livestock .
Versatile enough for deer, cows, and even horses, it's a powerhouse that can enhance your farm's overall health .
Plus, it’s made in the USA, so you can feel good about your purchase .
Whether you're nurturing feathered friends or bolstering the soil for plants, this product checks all the boxes!
Be sure to also check out the best calcium supplement for chickens for more options! Also, here is the price history so you know exactly when to buy!

Manna Pro

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High-quality calcium source |
Heat treated for purity |
Supports stronger eggshells |
When it comes to giving your laying poultry the best, Manna Pro Crushed Oyster Shell Calcium Supplement stands out !
This high-quality source of calcium is perfect for chickens, ducks, and more, ensuring strong, healthy eggshells that any proud farmer would appreciate .
We love that it’s made from a blend of crushed oyster shells and coral calcium, making it easily digestible for your flock .
Plus, it's heat treated for maximum purity, keeping harmful contaminants at bay .
Just a heads up, while it’s ideal for many birds, it may be too chunky for quails .
Your birds will thank you for this top-notch supplement!
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Ernst Grain's Oyster Shell Calcium

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Boosts bone strength |
Strong, sturdy eggshells |
Improves feather quality |
When it comes to finding the best calcium for poultry, we can’t help but rave about Coastal’s offering !
This natural calcium source, made from high-quality coastal oyster shells, does wonders for the overall flock health .
We love how it boosts bone strength and promotes strong, sturdy eggshells—just what every poultry parent needs to prevent breakage .
Plus, it enhances feather quality, ensuring your chickens and ducks look vibrant and healthy .
With a generous 50 lbs size, it’s perfect for keeping up with a steady supply of calcium .
Just be cautious with the packaging; we've heard some reports of it ripping easily.
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Southside Plants Oyster Shell Flour Calcium for Poultry

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Healthy and nutritious |
Easy to mix |
Premium quality ingredients |
When it comes to finding the best calcium for poultry, we have to shine a spotlight on the Oyster Shell Flour from Southside Plants .
This 1lb powerhouse is packed with nutrients, promoting not just egg production but also encouraging stronger eggshells .
We love how it’s easy to mix into feed, minimizing waste compared to traditional crushed options .
Plus, it’s a safe and effective calcium source for a variety of pets, from chickens to reptiles .
With no harmful chemicals and premium quality ingredients, our feathered friends will certainly benefit from this healthy treat .
Just watch out for potential packaging issues!
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Pampered Chicken Mama

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Essential vitamins included |
Easy to mix with feed |
Chickens love the taste |
When it comes to keeping our feathered friends healthy, the Pampered Chicken Mama Calcium supplement stands out as a top contender !
This product is packed with essential vitamins — think Vitamins A, B, D, and E — that promote the overall well-being of our chickens .
We love that it’s super simple to mix into their regular feed, making it a breeze to give our layers, roosters, and even ducks a nutritious boost .
Plus, the taste ?
Chickens can’t resist it !
While it’s an economical choice for a 30-day supply, keep in mind that if you have multiple birds, you might need a bit more .
Overall, this supplement can be a game changer for healthy layers!
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Manna Pro

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Supports healthy digestion |
Versatile for all poultry |
Premium quality granite |
When it comes to keeping our poultry friends thriving, Manna Pro Grit is our go-to choice !
This premium quality granite is expertly crafted to aid digestion, essential for all poultry—from chickens to ducks and even turkeys .
Packed in a convenient 25-pound bag, it’s just the right fit for small-scale poultry enthusiasts .
The best part ?
We can offer it as a free-choice feed or mix it directly into their regular grains .
While it's perfect for adult birds, keep in mind it’s not meant for youngsters .
Trust us, your flock will appreciate the boost to their health!
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Bearded Hen Calcium Carbonate Calcium for Poultry

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Made in the USA |
All natural ingredients |
Great for egg production |
When it comes to the best calcium for poultry, we can't help but rave about the Bearded Hen's grit form product !
Proudly made in the USA, this all-natural calcium source is a fantastic ally for strengthening egg shells, ensuring your hens lay sturdy and healthy eggs .
While the 6-pound package might seem small for larger flocks, its quality and effectiveness for egg production make it a worthy investment .
Plus, if you’re a cactus enthusiast, it doubles as a nutrient booster for germinating seeds !
Just watch out for potential shipping mishaps .
Overall, it’s a dependable and playful addition to any poultry care routine!
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ChicK'N Calcium

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Promotes strong eggshells |
Includes Vitamin D3 |
Tested for purity |
We’re excited to introduce Chick’N Calcium from the Chick’N Swell line—a game-changer for all poultry owners !
This innovative calcium blend not only strengthens eggshells but also includes essential Vitamin D3 for easy absorption .
After incorporating this calcium in their water, we’ve noticed remarkable improvements in the overall health of our flock .
Plus, it’s been microbiology tested for purity, ensuring a safe supplement for our beloved birds .
While some may find it on the pricier side, the benefits of strong, high-quality eggs are certainly worth it .
Give your layers the calcium boost they deserve!
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Manna Pro Omega Egg Maker

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Supports laying hens |
Rich in Omega-3 |
Improves egg quality |
When it comes to keeping your hens healthy and producing gorgeous eggs, Manna Pro Omega Egg Maker quickly stands out !
This supplement is especially designed for laying hens, packed with Omega-3 fatty acids that add a delightful richness to their yolks .
With the inclusion of direct-fed microbials, it also promotes optimal digestion, ensuring your flock stays happy and healthy .
While it won't necessarily increase yield, the vitamins and minerals in this formula help create the hearty, fresh eggs you love .
Just be cautious of its packaging, as it can attract pests .
Overall, we think it’s a solid choice for poultry enthusiasts!
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Nutricost Calcium Carbonate Calcium for Poultry

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High calcium content |
Non-GMO, gluten-free |
FDA registered facility |
When we tried Nutricost's Pure Calcium Carbonate Powder, we were impressed by its high calcium content—each serving packs a solid 650mg !
This makes it a fantastic choice for poultry owners wanting to support their flock's health without any fuss .
We love that it’s non-GMO and gluten-free, coming from a facility that adheres to FDA guidelines .
However, be prepared for a slight chalky taste; that's the nature of calcium carbonate .
The measuring scoop included is a handy touch, but it does require a little effort to get just right .
Overall, this is a solid pick for keeping your birds thriving!
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Rooster Booster

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Bio-available nutrients |
Promotes good health |
Multiple size options |
When it comes to keeping our feathered friends happy and healthy, Rooster Booster's Poultry Cell is a fantastic choice .
This bio-available vitamin and mineral supplement enhances overall health with an easy-to-absorb formula .
Available in both 16oz and 32oz, it’s perfect for any poultry size !
While we love its health benefits, caution is needed during dosing, and some users have reported minor leakage issues with the seal .
However, the stellar 4.6-star rating reflects its effectiveness .
If you want to give your birds a boost, this product might just be the nutritious solution they need!
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