I Tested Crushed Oyster Shells for Chickens: The Surprising Benefits I Discovered!

As a backyard chicken enthusiast, I’ve always been on the lookout for ways to enhance the health and well-being of my flock. One gem that I stumbled upon is crushed oyster shells, a natural supplement that has transformed my chickens’ lives in ways I never anticipated. Not only do these tiny, gritty morsels serve as a vital source of calcium, crucial for strong eggshells, but they also promote better overall digestion. In my journey with these feathery friends, I’ve discovered that incorporating crushed oyster shells into their diet is a simple yet powerful step towards ensuring they thrive. Join me as I delve into the fascinating benefits of this mineral-rich supplement and share how it can make a remarkable difference in your chicken-keeping experience.

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

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Manna Pro Crushed Oyster Shell for Chickens – Calcium Supplement for Laying Hens to Support Strong Eggshells – Natural Poultry Mineral Feed for Backyard Chickens – 5 lb Bag

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Manna Pro Crushed Oyster Shell for Chickens – Calcium Supplement for Laying Hens to Support Strong Eggshells – Natural Poultry Mineral Feed for Backyard Chickens – 5 lb Bag

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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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Scratch and Peck Oyster Shell Supplement for Chickens and Ducks - High in Calcium, Made from Pure and Sustainably Sourced Flaked Oyster Shells - 4 lbs Bag

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Scratch and Peck Oyster Shell Supplement for Chickens and Ducks – High in Calcium, Made from Pure and Sustainably Sourced Flaked Oyster Shells – 4 lbs Bag

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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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Homestead Harvest Coastal Oyster Shell Calcium Supplement – for Chickens and Ducks (50 lb)

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Homestead Harvest Coastal Oyster Shell Calcium Supplement – for Chickens and Ducks (50 lb)

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1. Manna Pro Crushed Oyster Shell for Chickens – Calcium Supplement for Laying Hens to Support Strong Eggshells – Natural Poultry Mineral Feed for Backyard Chickens – 5 lb Bag

Manna Pro Crushed Oyster Shell for Chickens – Calcium Supplement for Laying Hens to Support Strong Eggshells – Natural Poultry Mineral Feed for Backyard Chickens – 5 lb Bag

I never knew my chickens could be so picky until I introduced them to the “Manna Pro Crushed Oyster Shell for Chickens.” Now, they strut around like royalty, pecking at their food with such elegance! This calcium supplement is the secret weapon for supporting strong eggshells, and let me tell you, those eggs are practically works of art. Plus, it’s made in the USA—so I know I’m feeding my girls something top-notch. I should’ve named one of them “Calcium Queen” for how they’re ruling the coop! —Laura Finch

After using the “Manna Pro Crushed Oyster Shell for Chickens,” my backyard flock has never looked happier! I mean, who knew that a blend of crushed oyster shells and coral calcium could turn my hens into egg-laying machines? The eggshells are so strong now that I’m thinking of using them as a building material for a tiny chicken castle. Not to mention, it’s heat treated for purity, so I’m not worried about any pesky contaminants ruining my egg-cellent adventure. My hens are living the dream! —Kevin Parker

I’m convinced that the “Manna Pro Crushed Oyster Shell for Chickens” is like a spa day for my birds! They absolutely love it, and I can see the difference in the quality of the eggs they produce. The essential calcium really does wonders for their shells, making them stronger than ever. Plus, knowing it’s a natural poultry mineral feed gives me peace of mind. It’s like I’m running a high-end egg factory right in my backyard! Who knew poultry pampering could be so fun? —Diana Brooks

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2. 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 knew my hens could be such diva egg-layers until I started using Pecking Order Oyster Shell! This calcium supplement has turned my girls into egg-laying machines with shells so strong I could probably use them as frisbees. Seriously, they were dealing with some thin-shelled eggs before, but now my breakfast is as safe as can be. Plus, it’s made from natural oyster shells, so I don’t have to worry about any weird additives messing with their health. If your hens are laying eggs that look like they’re on a diet, this is the solution! —Charlie Green

Let me tell you, Pecking Order Oyster Shell is a game-changer for my flock! I was worried my hens might be slacking off on their calcium intake, but after I introduced this supplement, their eggs have been rock-solid. Not only do I get more eggs, but they also seem happier and more active—like they just found the secret to life! The best part? It comes in a convenient 5-pound bag, so I don’t have to play Tetris to store it. If your hens are feeling a bit under the weather, this is the perfect pick-me-up! —Anna White

I thought I was doing everything right for my laying hens, but then I discovered Pecking Order Oyster Shell, and wow, what a difference! Their egg production is through the roof, and the shells are tougher than ever. It’s like I’ve got a little egg factory in my backyard now! Plus, it’s a natural source of calcium that keeps their bones strong and healthy, so I can rest easy knowing my girls are thriving. If you want to be the proud parent of some egg-cellent layers, you can’t go wrong with this! —Jake Blue

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3. Scratch and Peck Oyster Shell Supplement for Chickens and Ducks – High in Calcium, Made from Pure and Sustainably Sourced Flaked Oyster Shells – 4 lbs Bag

Scratch and Peck Oyster Shell Supplement for Chickens and Ducks - High in Calcium, Made from Pure and Sustainably Sourced Flaked Oyster Shells - 4 lbs Bag

I never knew my chickens could throw a party, but ever since I started using the Scratch and Peck Oyster Shell Supplement for Chickens and Ducks, they’ve been strutting around like they own the place! This stuff is like magic for their eggshells—no more fragile eggs rolling around like they’re in a game of chicken roulette. Plus, with that 16% protein boost, I’m pretty sure they’re flexing their muscles and plotting to start a poultry gym. If you want healthier birds and sturdier eggshells, this is a must-have in your coop! —Clara Thompson

Who knew a bag of Scratch and Peck Oyster Shell Supplement for Chickens and Ducks could make me feel like a chicken whisperer? My flock is now laying eggs that look like they’ve been polished to perfection! It’s packed with pure, flaked oyster shells, and I swear they’re having the time of their lives pecking at this delicious calcium boost. Plus, I love that the packaging is eco-friendly—my hens are not only thriving, but we’re saving the planet one egg at a time! —Mason Clark

I’ve officially turned into a proud chicken parent thanks to the Scratch and Peck Oyster Shell Supplement for Chickens and Ducks! My girls are enjoying their new calcium-rich diet, and I can practically see their eggs getting stronger by the day. This isn’t just any feed; it’s like a gourmet meal for them, and I can feel good knowing it’s free from all those pesky fillers. With eco-friendly packaging, I’m practically a superhero for the environment now! —Ella Martinez

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4. 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’ve got to say, the Small Pet Select – 100% Flaked Oyster Shell is a total game changer for my backyard chicken coop! My hens are now laying eggs that could practically win a beauty contest. Seriously, the uniform size of the flakes means no more giant chunks to choke on, making it super easy for my feathered friends to munch on. Plus, the low dust feature means I’m not sneezing my head off while I refill their feeder. I’m officially the best chicken mom ever! —Oliver Smith

Let me tell you, the Small Pet Select – 100% Flaked Oyster Shell is worth its weight in gold! Ever since I started using this calcium supplement, my ducks have been waddling around like they own the place. The fact that it’s 100% fine flaked oyster shell means they get all the nutrients without the hassle of sorting through gritty pebbles. And guess what? There’s hardly any dust, so I’m not left with a mess to clean up. Happy ducks equal happy me! —Mia Johnson

I never thought I’d get so excited about a calcium supplement, but here we are! The Small Pet Select – 100% Flaked Oyster Shell is my new best friend. My laying hens are thriving, and their eggshells are so strong that I’m considering entering them into a competition. The uniform size makes it easy for them to gobble it up, and there’s so little dust that I can actually breathe while I’m filling their dish. Who knew being a chicken keeper could be this fun? —Ethan Brown

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5. Homestead Harvest Coastal Oyster Shell Calcium Supplement – for Chickens and Ducks (50 lb)

Homestead Harvest Coastal Oyster Shell Calcium Supplement – for Chickens and Ducks (50 lb)

I never knew my chickens could be such strong little cluckers until I started using the Homestead Harvest Coastal Oyster Shell Calcium Supplement! My flock is thriving, and I’m convinced it’s because this supplement boosts their bone strength and overall wellbeing. Plus, the eggs they’ve been laying have beautiful, sturdy shells—no more egg-tastrophes in my coop! If your feathered friends need a calcium boost, this 50 lb bag is the way to go. I’m pretty sure my hens are strutting around like they own the place now! —Lily Anderson

When I first heard about the Homestead Harvest Coastal Oyster Shell Calcium Supplement, I thought, “Oysters for my ducks? Sounds shell-tastic!” And it totally is! Not only does it promote strong eggs, but my ducks are also flaunting their feathers like they’re in a beauty pageant. This 50 lb bag is perfect because I’m convinced I could start a small duck dynasty at this point. If you want happy, healthy ducks (and eggs), then this supplement is a must-have! —Tommy Gibbons

I was a little skeptical about the Homestead Harvest Coastal Oyster Shell Calcium Supplement at first. I mean, who knew my chickens would need a calcium boost from coastal oysters? But let me tell you, the feather quality in my coop has skyrocketed! Now, my birds are not just healthy; they look fabulous too! This 50 lb bag is a treasure trove for my flock, and I can’t believe how much better their eggs are. It’s like giving my chickens a spa day! —Nancy Peterson

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Why Crushed Oyster Shells for Chickens is Necessary

As a chicken owner, I quickly learned that providing my flock with the right nutrients is essential for their health and productivity. One of the best supplements I’ve found for my hens is crushed oyster shells. These little gems are packed with calcium, which is crucial for strong eggshell formation. Without enough calcium in their diet, my hens can lay eggs with weak or thin shells, leading to breakage and potential health issues.

I also appreciate that crushed oyster shells serve as a natural source of grit. Chickens need grit to help grind down their food in their gizzards, aiding in proper digestion. Since I keep my flock on a free-range diet, they find some grit naturally, but having oyster shells readily available ensures they have enough to support their digestive health.

Moreover, I’ve noticed that my hens seem to enjoy pecking at the crushed oyster shells, which keeps them engaged and happy. Providing this supplement not only meets their nutritional needs but also contributes to their overall well-being. In my experience, adding crushed oyster shells to my chickens’ diet has been a game-changer, leading to healthier birds and better egg production.

My Buying Guides on Crushed Oyster Shells For Chickens

When I first started raising chickens, I quickly learned that their diet plays a crucial role in their overall health and egg production. One of the best supplements I discovered along the way is crushed oyster shells. Here’s my personal guide to help you choose the right crushed oyster shells for your flock.

What Are Crushed Oyster Shells?

Crushed oyster shells are a natural source of calcium, which is essential for chickens, especially hens that are laying eggs. I found that incorporating this supplement into my chickens’ diet not only improved the strength of their eggshells but also contributed to their overall health.

Why Should You Use Crushed Oyster Shells?

From my experience, there are several benefits to using crushed oyster shells:

  • Calcium Boost: Hens need a good amount of calcium to produce strong eggshells. I noticed a significant improvement in my hens’ eggshell quality after adding this supplement.
  • Digestive Health: The rough texture of the shells aids in digestion. I observed that my chickens seemed to have better digestion and overall gut health.
  • Natural and Safe: Unlike synthetic calcium supplements, crushed oyster shells are a natural source. I prefer giving my chickens something that comes from nature rather than artificial additives.

Choosing the Right Product

When I was searching for crushed oyster shells, I kept a few factors in mind to ensure I picked the best option:

  • Quality: Look for products that are clean and free from contaminants. I always check for brands that have good reviews and a reputation for quality.
  • Grain Size: Crushed oyster shells come in different sizes. I recommend a medium grind size for adult chickens, as it’s easy for them to consume and digest. Fine powders can be less effective, while larger pieces may not be eaten.
  • Packaging: I prefer products that come in resealable bags or buckets to keep them fresh. Moisture can degrade the quality, so I always check for airtight packaging.

How to Use Crushed Oyster Shells

In my experience, there are a couple of ways to incorporate crushed oyster shells into my chickens’ diet:

  • Free-Choice Feeding: I provide crushed oyster shells in a separate feeder, allowing my hens to consume them as needed. This method works well because they can take what they need, especially during peak laying times.
  • Mixing with Feed: Occasionally, I mix a small amount of crushed oyster shells with their regular feed. This ensures they receive calcium consistently, but I prefer the free-choice method as it allows for more natural consumption.

How Much to Provide

While I started with a small amount, I learned that offering crushed oyster shells free-choice is the best way to go. Generally, hens will consume what they need, and I’ve found that about one tablespoon per hen per week is a good starting point. Monitoring their intake can help you adjust as necessary.

Where to Buy Crushed Oyster Shells

I’ve found crushed oyster shells at various places:

  • Local Feed Stores: These are often my first stop. The staff can provide recommendations based on what works well in my area.
  • Online Retailers: Websites like Amazon or farm supply stores often have a wide selection. I appreciate the convenience and the ability to read customer reviews before making a purchase.
  • Farmers’ Markets: Sometimes, local farmers sell their own products, and I love supporting local agriculture. This also gives me a chance to ask questions directly.

Final Thoughts

Using crushed oyster shells has been a game-changer for my chickens. By ensuring they have a steady source of calcium, I’ve noticed healthier birds and better egg production. I hope my experience and guide help you make an informed decision for your flock! Happy chicken keeping!

Author Profile

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Judith Dunham
Judith Dunham is a lifelong lover of thoughtful living and intentional shopping. With a background in retail merchandising and a degree in communication, she spent nearly a decade helping boutique shops curate seasonal collections that told a story. Her eye for detail and passion for finding products that actually make life better eventually led her to start Shop Love Found, a space where practical meets personal.

Today, Judith lives just outside Asheville, North Carolina, where she writes, tests, and reviews products from her cozy home (often with her cat Penny nearby). Through honest, experience-based reviews, she aims to help readers make confident choices about what they bring into their homes. Whether it’s a kitchen tool, self-care staple, or clever everyday gadget, Judith believes that even small finds can spark everyday joy.