Top 5 Best Mineral and Vitamin Supplements for Chickens

Providing your chickens with the right supplements can help their overall health, egg laying, and well-being. While a balanced diet covers most nutritional needs, certain periods like growth, laying, or recovery require additional support.

This guide highlights the best chicken supplements available, each chosen for their ability to deliver key nutrients such as vitamins, minerals, and calcium that chickens need to thrive.

Best Chicken Supplements:

• Dine-A-Chook Mega Mineral Chicken Supplement: Best overall mineral supplement
• Liquid Vitamins for Chickens, Birds, and other Poultry: Essential vitamins for health

#1 - Dine-A-Chook Mega Mineral Chicken Supplement

Best for: Overall mineral supplement

Support your poultry's health with Dine-A-Chook Mega Mineral, available in a 25ml dropper and 1-litre size. As one of the best chicken supplements, this liquid is packed with essential, naturally sourced minerals from seaweed. It includes key ingredients like Calcium for bone strength, Copper for growth and pigmentation, and Selenium for immune defence.

This supplement improves nutrient absorption, boosts immune health, and optimises feed efficiency. Add 2-3 drops per litre of water to provide balanced nutrition during growth, stress, or recovery.

Buy Dine-A-Chook Mega Mineral Chicken Supplement 25ml Dropper | Buy Dine-A-Chook Mega Mineral Chicken Supplement 1 Litre

#2 - Liquid Vitamins for Chickens, Birds, and Other Poultry

Best for: Vitamin boost and egg production

This 50ml Liquid Vitamins supplement covers gaps in your poultry's diet, especially when feed quality is uncertain. It's one of the top poultry mineral supplements available, including a blend of Vitamins A, D3, E, B1, B2, B6, B12, K, and essential minerals like Zinc, Iron, and Copper. These ingredients support overall health and egg production.

Simply add 1 ml to a litre of drinking water or a kilogram of feed weekly to keep your birds healthy and strong.

Buy Liquid Vitamins for Chickens

#3 - Limestone Grit

Best for: Bone strength and eggshell quality

Mineral Boost 1kg is a high-quality limestone grit enriched with essential vitamins and minerals, making it one of the best chicken supplements for the health and performance of all birds, including poultry. This grit provides nutrients like Calcium, Magnesium, and Vitamins A, D3, and E, which support strong bones and eggshell quality.

Made in Australia under veterinary supervision, it's ideal for breeding, showing, racing, or stress.

Buy Limestone Grit

#4 - Avi-Calcium with Vitamin D3

Best for: Calcium support and healthy egg production

Avi-Calcium is a liquid calcium supplement with Vitamin D3 that helps with calcium absorption, essential for bone strength and healthy egg production. It's among the top poultry mineral supplements for chickens on seed-based diets or when their diet lacks sufficient nutrients.

Useful during periods of high production or if you're seeing soft or thin-shelled eggs.

Buy Avi-Calcium with Vitamin D3

#5 - Natural Shell Grit for Chickens

Best for: Digestive support and eggshell strength

Natural Shell Grit is a calcium-rich supplement made from pure sea shells, perfect for supporting both digestion and bone health in chickens. This Australian-made grit is one of the best chicken supplements for helping with eggshell strength and promoting efficient digestion.

Its optimal coarseness allows hens to self-regulate their intake, making it a great addition to your flock's diet. Keep it available at all times to support your flock's overall wellbeing.

Buy Shell Grit

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For a more detailed look at essential minerals and vitamins, check out our other blog on Top 10 Essential Minerals and Vitamins for Chickens.