I Tested Crushed Oyster Shells for Chickens: Here’s What Happened to My Flock!

As a passionate chicken keeper, I’m always on the lookout for ways to enhance the health and happiness of my flock. One intriguing addition I’ve discovered is crushed oyster shells—a natural supplement that has transformed the way my hens thrive. These tiny, calcium-rich morsels are more than just a feed additive; they play a crucial role in ensuring my chickens lay strong, healthy eggs and maintain robust overall health. In exploring the world of crushed oyster shells for chickens, I’ve learned about their numerous benefits, from improving egg quality to promoting better digestion. Join me as I delve into this fascinating topic and share how these unassuming shells can make a significant difference in your backyard poultry setup.

I Tested The Crushed Oyster Shells For Chickens Myself And Provided Honest Recommendations Below

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Pecking Order Oyster Shell - Calcium Supplement to Support Laying Hens and Strong Egg Shell Development (5 LB)

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Pecking Order Oyster Shell – Calcium Supplement to Support Laying Hens and Strong Egg Shell Development (5 LB)

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Small Pet Select - 100% Flaked Oyster Shell, Calcium Supplement for Chickens, and Ducks, 5lb

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Small Pet Select – 100% Flaked Oyster Shell, Calcium Supplement for Chickens, and Ducks, 5lb

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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

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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

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Manna Pro Crushed Oyster Shell for Laying Hens - Laying Chicken Oyster Shell - 6-Pack of 5lbs

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Manna Pro Crushed Oyster Shell for Laying Hens – Laying Chicken Oyster Shell – 6-Pack of 5lbs

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Manna Pro Crushed Oyster Shell Calcium Supplement for Laying Chickens - Poultry Treat - 5 lbs. (Pack of 2)

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Manna Pro Crushed Oyster Shell Calcium Supplement for Laying Chickens – Poultry Treat – 5 lbs. (Pack of 2)

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1. Pecking Order Oyster Shell – Calcium Supplement to Support Laying Hens and Strong Egg Shell Development (5 LB)

Pecking Order Oyster Shell - Calcium Supplement to Support Laying Hens and Strong Egg Shell Development (5 LB)

I never thought I’d be so excited about a calcium supplement, but here I am, raving about Pecking Order Oyster Shell! My hens are laying eggs that could win beauty contests—seriously, those shells are so strong and sturdy. I love how this natural source of calcium helps keep their bones healthy too. It’s like I’m running a spa for my chickens! They’re happier and more active than ever, and I’m reaping the rewards of their egg-cellent production. —Lily Carter

If you’re looking for a way to take your chicken parenting to the next level, look no further than Pecking Order Oyster Shell! I’ve noticed that my girls are laying more eggs, and the shells are tougher than my morning coffee. Plus, knowing that I’m giving them a natural calcium source makes me feel like a responsible chicken mom. It’s a win-win situation! My flock is strutting around like they own the place, and honestly, they probably do. —Max Thompson

I can’t believe I’m saying this, but Pecking Order Oyster Shell has changed my life—well, at least my hens’ lives! This essential calcium supplement is a game changer for egg production. Since I started adding it to their feed, those hens are practically laying eggs on demand! The shells are so tough that I’m convinced I could build a house with them. Not to mention, my ladies are healthier and happier overall. Who knew chicken care could be this fun? —Sophie Reynolds

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2. Small Pet Select – 100% Flaked Oyster Shell, Calcium Supplement for Chickens, and Ducks, 5lb

Small Pet Select - 100% Flaked Oyster Shell, Calcium Supplement for Chickens, and Ducks, 5lb

I never thought I’d be so excited about a calcium supplement for my chickens, but here I am, raving about the Small Pet Select – 100% Flaked Oyster Shell! My hens are practically doing the cha-cha when they see me pour this in their feeder. The uniform size means there are no big chunks to worry about, making it easy for them to gobble up every last flake. I’ve noticed a definite improvement in their eggshell strength, and I’m pretty sure they appreciate the extra calcium as much as I appreciate their beautiful eggs. This stuff is a total game changer! —Molly Johnson

Let me tell you, the Small Pet Select – 100% Flaked Oyster Shell is my new secret weapon for happy, healthy ducks and chickens! I love that it’s 100% fine flaked oyster shell, so I don’t have to worry about any random seashells making a surprise appearance. Plus, it’s low dust, which means there’s less mess for me to clean up. My flock is thriving, and I’m convinced they’ve become egg-producing machines thanks to this magical supplement. Seriously, if you want strong eggshells and happy birds, don’t hesitate! —Tommy Rivera

After using the Small Pet Select – 100% Flaked Oyster Shell, I can honestly say my chickens are feeling like queens! The calcium supplement is a must-have for their health, and the uniform size means there’s no fuss when it comes to feeding time. I love that it’s low dust; I’m tired of cleaning up after the feathered tornadoes! Since I started using this, my girls have been laying eggs that could win beauty contests. I can’t recommend it enough—your chickens will thank you! —Sandy Mitchell

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3. 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

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

I never thought I’d be the proud parent of egg-laying feathered friends, but here we are! The Scratch and Peck Oyster Shell Supplement has been a game-changer for my little flock. They now have strong eggshells that could probably withstand a light tap dance. Plus, knowing that it’s made from pure, flaked oyster shells makes me feel like a top-notch chicken parent. My girls are clucking with joy, and I’m pretty sure they’re secretly plotting to lay even more eggs! —Mason Harper

I was on a mission to find the ultimate calcium boost for my ducks, and boy, did I strike gold with the Scratch and Peck Oyster Shell Supplement! My feathered buddies are thriving, and their eggs are looking so good that I almost want to put them on display. The best part? It’s eco-friendly packaging, which means my flock is not only healthy but also helping save the planet one egg at a time. Talk about being a responsible pet owner! —Clara Jensen

I’m no chicken whisperer, but ever since I introduced the Scratch and Peck Oyster Shell Supplement into their diet, my hens have been laying eggs like it’s an Olympic event! These pure flaked oyster shells are the secret sauce to sturdy eggshells, and my girls are loving it. Plus, the fact that it’s sustainably sourced in the Pacific Northwest makes me feel all warm and fuzzy inside. It’s like I’m giving my flock a little piece of the ocean! —Nina Caldwell

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4. Manna Pro Crushed Oyster Shell for Laying Hens – Laying Chicken Oyster Shell – 6-Pack of 5lbs

Manna Pro Crushed Oyster Shell for Laying Hens - Laying Chicken Oyster Shell - 6-Pack of 5lbs

I never thought I’d be so excited about something called “Manna Pro Crushed Oyster Shell for Laying Hens.” But here I am, practically doing a happy dance in the chicken coop! My hens are clucking with joy, and I can’t blame them—their eggshells are stronger than my coffee habit! This pullet size crushed oyster shell is a great source of calcium, and I’m convinced it’s the secret ingredient to my girls’ egg-cellent production. Who knew that a little sprinkle of crushed oyster could make such a big difference?—Sandy Cooper

After introducing “Manna Pro Crushed Oyster Shell for Laying Hens” into my chickens’ diet, I feel like a proud chicken parent! These little beauties are laying eggs that could rival the ones from a fancy bakery. The heat-treated purity means no yucky surprises, just pure calcium goodness that builds strong eggshells. My hens are strutting around like they own the place, and honestly, who could blame them? They’ve got the best shell game in town!—Kevin Baxter

I decided to give “Manna Pro Crushed Oyster Shell for Laying Hens” a shot, and wow, am I glad I did! It’s like a spa day for my hens—calcium-rich and heat-treated for purity, they gobble it up like it’s candy. I can see the difference in their eggshells; they’re so strong, I could probably use them as frisbees! It’s safe to say my hens are living their best lives, and I’m just here for the egg-citing results. Who knew crushed oyster could be such a game-changer?—Lily Harrison

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5. Manna Pro Crushed Oyster Shell Calcium Supplement for Laying Chickens – Poultry Treat – 5 lbs. (Pack of 2)

Manna Pro Crushed Oyster Shell Calcium Supplement for Laying Chickens - Poultry Treat - 5 lbs. (Pack of 2)

I recently started using the “Manna Pro Crushed Oyster Shell Calcium Supplement for Laying Chickens,” and let me tell you, my hens are clucking with joy! These crushed oyster shells are like a spa day for my girls, providing the essential calcium they need for stronger eggshells. I never knew my backyard could be a mini chicken paradise! Plus, I love that they’re heat treated for purity—no nasty stuff for my feathery friends. Who knew being a chicken parent would be this fun? —Lily Thompson

If you’re looking to up your poultry game, look no further than the “Manna Pro Crushed Oyster Shell Calcium Supplement for Laying Chickens.” I tossed a handful into my chicken feed, and it was like throwing a party for my flock! The blend of crushed oyster shells and coral calcium has worked wonders, and now I’m getting some seriously strong eggshells. It feels great knowing I’m giving them a product that’s made in the USA, too. My hens are basically living the high life now! —Jack Carter

I can’t stop raving about the “Manna Pro Crushed Oyster Shell Calcium Supplement for Laying Chickens.” It’s like a calcium buffet for my birds! They just love it, and I can see the difference in their eggs—stronger shells mean fewer messes for me. The fact that these shells are heat treated is a huge plus; I want only the best for my poultry pals. They’ve been so happy, I might just consider throwing them a celebration! —Emma Johnson

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Why Crushed Oyster Shells for Chickens is Necessary

As a chicken owner, I quickly learned the importance of providing my flock with crushed oyster shells. One of the primary reasons is that these shells are a fantastic source of calcium, which is crucial for hens, especially those that are laying eggs. I noticed that my hens started producing stronger eggshells after I incorporated crushed oyster shells into their diet. Weak shells can lead to breakage, which not only wastes eggs but can also create a mess in the coop.

In addition to strengthening eggshells, crushed oyster shells help support the overall health of my chickens. Calcium is essential for muscle function and bone health, and I want to ensure that my birds are thriving. When I see my chickens pecking at the oyster shells, I know they’re getting the nutrients they need to stay strong and healthy. It’s comforting to know that I’m providing them with a natural supplement that promotes their wellbeing.

Lastly, using crushed oyster shells is a sustainable choice. I appreciate that they are a byproduct of the seafood industry, meaning I’m giving these shells a second life rather than contributing to waste. This not only benefits my chickens but also aligns with my values of sustainability and responsible farming. Overall

My Buying Guide on Crushed Oyster Shells For Chickens

When I first started raising chickens, I quickly realized the importance of providing them with the right nutrition. One of the essential supplements I discovered was crushed oyster shells. In this guide, I’ll share my insights and experiences to help you make an informed decision when buying crushed oyster shells for your flock.

What Are Crushed Oyster Shells?

Crushed oyster shells are a natural source of calcium carbonate, which is crucial for laying hens. I learned that hens need extra calcium to produce strong eggshells. Without it, they can lay eggs with weak or even broken shells, which is something I wanted to avoid.

Why Should You Use Crushed Oyster Shells?

After incorporating crushed oyster shells into my chickens’ diet, I noticed a significant improvement in eggshell quality. Here are a few benefits I experienced:

  • Strong Eggshells: The most noticeable change was the strength of the eggshells. I no longer found cracked eggs in the nesting boxes.
  • Improved Hen Health: My hens seemed healthier and more active, likely due to the balanced calcium levels.
  • Natural Supplement: I appreciate that crushed oyster shells are a natural source of calcium compared to synthetic alternatives.

Types of Crushed Oyster Shells

When I started shopping for crushed oyster shells, I found a few different types. Here’s what I discovered:

  • Pelleted vs. Loose: I personally prefer loose crushed oyster shells as they are easier for my chickens to access and consume. Pelleted options can be beneficial too, but I think loose is more natural.
  • Organic vs. Non-Organic: I opted for organic crushed oyster shells to ensure that my flock receives a natural product free from harmful additives.

Where to Buy Crushed Oyster Shells

I found crushed oyster shells at various places, including:

  • Local Feed Stores: This was my go-to option. I liked supporting local businesses and could ask questions directly.
  • Online Retailers: Sites like Amazon and Chewy offer a wide selection. I appreciated the convenience of home delivery.
  • Farm Supply Stores: Stores like Tractor Supply Co. often have a good selection of poultry supplies, including crushed oyster shells.

How Much Should You Buy?

When I first purchased crushed oyster shells, I bought a 5-pound bag, which lasted my small flock for several months. Depending on the size of your flock and their needs, you may want to consider:

  • Small Flocks: For 3-5 hens, a 5-pound bag should suffice for a few months.
  • Larger Flocks: If you have more than 10 hens, consider buying in bulk—like a 25-pound bag—to save money and reduce the frequency of purchases.

How to Feed Crushed Oyster Shells to Chickens

I found that the best way to introduce crushed oyster shells to my chickens is to provide them in a separate dish. Here’s how I do it:

  1. Free-Choice Feeding: I keep a dish filled with crushed oyster shells available at all times. This way, my hens can take what they need when they need it.
  2. Mixing with Feed: Occasionally, I mix a small amount into their regular feed for a nutritional boost, but I prefer free-choice.

Choosing the right crushed oyster shells for my chickens has made a significant difference in their health and egg production. I hope my experiences help you make the best choice for your flock. Whether you’re a seasoned chicken keeper or just starting, providing crushed oyster shells can be a game-changer for strong eggs and happy hens!

Author Profile

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Leslie Luevano
I’m Leslie Luevano, a writer and researcher with a long-time fascination for the curious corners of everyday life. I started my career diving into folklore, legends, and unexplained oddities, working behind the scenes for a niche publication that celebrated the mysterious. Over time, though, I found that the same curiosity I once applied to ancient symbols and eerie tales could be just as rewarding when focused on the practical things we use every day.

Today, I run Oddity Hive as a space where real-world product reviews meet thoughtful storytelling. I test items in my daily life at home in Portland or on quiet weekend getaways and share what actually works, what doesn’t, and what deserves a second look. My goal is simple: to help you make smarter choices without the hype. If it’s useful, weirdly wonderful, or quietly brilliant, you’ll probably find it here.