• High-protein, healthier & more affordable alternative to mealworms - black soldier fly larvae promotes stronger eggshells.
  • Nutrient-dense natural poultry supplement speeds up molting for healthier feathers and happier chickens.
  • BSF larvae have more essential nutrients than mealworms - 36-42% protein, 25-30% healthy fat, 2-5% calcium & phosphorus, fiber, lysine & dietary fat. Experienced farmers know the benefits.
  • Encourages natural feeding behaviour when scattered on the ground by the handful.
  • Premium all natural feed supplement. No preservatives or additives. Organic. FDA APPROVED.
  • 10 LB - Lasts about 6-8 weeks for a flock of 5

Please remember to be patient when giving your girls a new treat. It may take some time before they start to love them.

  • 100% Black Soldier Fly Larvae
  • Standard shipping, 2 business days
  • Delivery takes 3-5 business days

BSFL is primarily a protein source. It should be used as a supplement to the chickens' regular diet, not as a replacement. A good guideline is to use about 5-10% of their diet as BSFL.Introduce gradually over a week to allow your poultry to adjust to the new diet.

FLYGRUBS 10LB

$51.99 $67.99
Flygrubs® are dried black soldier fly grubs, a natural feed supplement for chickens, wild birds & ducks, reptiles & hedgehogs.
Also available in: FLYGRUBS 1LB FLYGRUBS 5LB
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1 review

BugBites: 50/50 Mix of Dried Meal Worms and BSFL for Chickens - 30 oz

$30.99 $40.99
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  • High-protein, healthier & more affordable alternative to mealworms - black soldier fly larvae promotes stronger eggshells.
  • Nutrient-dense natural poultry supplement speeds up molting for healthier feathers and happier chickens.
  • BSF larvae have more essential nutrients than mealworms - 36-42% protein, 25-30% healthy fat, 2-5% calcium & phosphorus, fiber, lysine & dietary fat. Experienced farmers know the benefits.
  • Encourages natural feeding behaviour when scattered on the ground by the handful.
  • Premium all natural feed supplement. No preservatives or additives. Organic. FDA APPROVED.
  • 10 LB - Lasts about 6-8 weeks for a flock of 5

Please remember to be patient when giving your girls a new treat. It may take some time before they start to love them.

  • 100% Black Soldier Fly Larvae
  • Standard shipping, 2 business days
  • Delivery takes 3-5 business days

BSFL is primarily a protein source. It should be used as a supplement to the chickens' regular diet, not as a replacement. A good guideline is to use about 5-10% of their diet as BSFL.Introduce gradually over a week to allow your poultry to adjust to the new diet.

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Switch to FLYGRUBS for Healthier Hens and Stronger Eggshells

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FLYGRUBS - Chicken & Duck Supplement

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Customer Reviews

Based on 2202 reviews
88%
(1928)
2%
(52)
4%
(89)
2%
(41)
4%
(92)
M
Marianne Newsted
My girls are soooo happy

Your company is awesome. My shipment comes on time and your worms are nice and big and thick. My girls and boys love them as do my ducks and geese. I truly have a happy family now. Thank you for a great product.

P
Paula Chick

FLYGRUBS 10LB

K
Kevin Bolin
are they working

Not sure how well these things are working some of the chickens like them but some do not seem to even want to eat them

B
Brent Galleske
My girls are spoiled

The hens and all love the treats

A
A Murray
CHICKENS GO CRAZY OVER THESE!

Our girls love these! We will never be without them! Can't go wrong with this product! I would absolutely recommend to everyone that cares about their chickens to at least try these.

About Flygrubs
Flygrubs Other Brands
2% - 5% Calcium 4% 1%
36% - 42% Crude Protein 37 % 20%
25% - 30% Healthy Fats 25 % 15%
Phosphorus, Fiber & Lysine
Sturdy Box & Resealable Bag
Recommended Serving Size
Chicken Breed Age Range Daily Serving Size (grams)
Chicks 0-8 weeks 1-2
Pullets 8-20 weeks 5-7
Laying Hens 20+ weeks 10-20
Bantam Breeds All ages 5-10
Meat Breeds All ages 10-20
Best Practices for Feeding

Mixing with Regular Feed:

  • Combine with regular feed (5-10% of total volume).
  • Introduce gradually over a week.

Feeding Frequency:

  • Daily, during regular feeding times (morning and evening).
High Protein
All-Natural
Non- GMO
No Additives
No Preservatives

A Healthier Choice

Flygrubs BSFL are 20-40x higher in calcium than mealworms and have more healthy fats, including Lauric Acid, making them a more nutrient-dense and healthier option.

Sensible Premium Treats

FLYGRUBS are a natural, cost-effective chicken feed supplement for layer hens, providing protein and calcium during molting. Use alongside balanced layer feed for best results.

The Earth Thanks You

We’re upcycling food waste into renewable chicken treats. Landfill food waste produces harmful methane, 20x worse than CO2, with only 3% of global food waste being recycled.

Farmers That Care

We’re Americans who care about our families, chickens, and the environment. FLYGRUBS are raised sustainably and economically. They make a great snack for ducks, songbirds, turtles, and reptiles.

Why are Backyard Chicken Farmers choosing FLYGRUBS over mealworms?

You may already be aware that Black Soldier Fly larvae are HIGH-PROTEIN hen treats with 85x MORE CALCIUM than dried mealworms. Did you also know dried BSFL is a sustainable, organic grain free feed that supports your hen's immune system ?


A daily handful helps to promote STRONGER EGGSHELLS which means HEALTHIER HENS. But it’s not all about your chickens! Your family will notice the difference too! If your family loves fresh eggs as much ours does, FLYGRUBS are your choice.


FLYGRUBS come in a resealable bag made from recycled plastic, that’s CAREFULLY PACKED into a box to ensure you don't receive broken and small pieces!


Please remember to be patient when giving your girls a NEW TREAT. It may take some time before they start to LOVE them.

FAQs

Why should I feed Black Soldier Fly Larvae to my chickens?

How much should I feed my chickens?

Can I mix Black Soldier Fly Larvae with other feeds?

How Do Black Soldier Fly Larvae Support Chicken Health?

Are There Any Additives or Preservatives in Fly Grubs?

How Do Fly Grubs Improve Egg Quality?

Are Fly Grubs Safe for All Poultry?