How many mealworms should I feed my leopard gecko?

For adult leopard geckos, 5-10 appropriately sized mealworms per feeding, 2-3 times a week, is generally suitable as part of a varied diet. Juveniles may require more frequent feedings (daily or every other day) but with smaller quantities. Always monitor your gecko's body condition and adjust feeding amounts accordingly.

Can mealworms cause impaction in leopard geckos?

Yes, mealworms can contribute to impaction, particularly if fed in large quantities, if the gecko is dehydrated, or if the mealworms are too large for the gecko to digest properly. Ensuring proper hydration, offering appropriately sized insects, and providing a varied diet with softer-bodied insects can mitigate this risk.

Are mealworms nutritious enough for a leopard gecko's main diet?

While mealworms offer protein and some fat, they should not be the sole staple of a leopard gecko's diet. Their calcium-to-phosphorus ratio is suboptimal without dusting, and their chitin content can be high. A diverse diet including crickets, dubia roaches, and black soldier fly larvae provides a broader spectrum of nutrients essential for long-term health. For more on dietary needs, see our guide on leopard-gecko-diet.

Do mealworms bite leopard geckos?

Mealworms possess small mandibles that can deliver a pinch, though it's generally not harmful to a leopard gecko. However, if left uneaten in the enclosure, they can potentially annoy or stress your gecko. It's best to remove any uneaten mealworms after a feeding session to prevent this and maintain hygiene, which is part of overall leopard-gecko-care.

What's the best way to store mealworms?

Mealworms are best stored in a cool, dark place, ideally in the refrigerator (around 45-50°F or 7-10°C), in a container with good ventilation and a substrate like oat bran or cornmeal. This slows their metabolism, extending their lifespan for several weeks. Remember to remove them from the fridge and gut-load them at room temperature for 24-48 hours before feeding. This ensures they are nutritious, unlike some leopard-gecko-fruits which have different storage needs.

Can leopard-gecko Eat mealworms? Safety, Prep & Frequency

Safe — OccasionallyFeeding frequency: weekly

Leopard geckos can safely consume mealworms as a regular component of a diverse insectivorous diet, provided they are properly gut-loaded and dusted. While nutritious, mealworms should not be the sole food source due to their chitin content and moderate calcium-to-phosphorus ratio, necessitating variety for optimal health.

How to Prepare

Gut-load Thoroughly: For 24-48 hours before feeding, provide mealworms with a high-quality gut-load diet consisting of fresh, washed vegetables like carrots, sweet potato, dark leafy greens (collard greens, mustard greens), and a commercial gut-loading product. This ensures the nutrients are passed directly to your gecko.
Dust with Supplements: Immediately before feeding, place the appropriate number of mealworms into a plastic bag or container with a small amount of calcium powder (with D3 for occasional feeds, without D3 for more frequent feeds) and a reptile multivitamin supplement. Gently shake to coat the insects evenly.
Offer Appropriately: Present 5-10 dusted, live mealworms to your leopard gecko using tongs or by placing them in a shallow, escape-proof dish. Ensure the mealworms are no larger than the space between your gecko's eyes to prevent choking.

Warnings

Impaction Risk: The hard chitinous exoskeleton of mealworms can pose an impaction risk, especially for juvenile geckos, dehydrated individuals, or if fed in excessive quantities without proper hydration. Always ensure your gecko has access to fresh water.
Nutritional Imbalance: While beneficial, mealworms alone do not provide a complete nutritional profile. Exclusive feeding can lead to deficiencies, particularly in calcium, contributing to Metabolic Bone Disease (MBD). A varied diet is crucial for optimal health.
Pesticide Exposure: Always source mealworms from reputable suppliers to avoid exposure to pesticides or other harmful chemicals that could be detrimental to your gecko's health.

Nutrition Facts

Calcium:Phosphorus

1.2:1

FAQ

How many mealworms should I feed my leopard gecko?: For adult leopard geckos, 5-10 appropriately sized mealworms per feeding, 2-3 times a week, is generally suitable as part of a varied diet. Juveniles may require more frequent feedings (daily or every other day) but with smaller quantities. Always monitor your gecko's body condition and adjust feeding amounts accordingly.
Can mealworms cause impaction in leopard geckos?: Yes, mealworms can contribute to impaction, particularly if fed in large quantities, if the gecko is dehydrated, or if the mealworms are too large for the gecko to digest properly. Ensuring proper hydration, offering appropriately sized insects, and providing a varied diet with softer-bodied insects can mitigate this risk.
Are mealworms nutritious enough for a leopard gecko's main diet?: While mealworms offer protein and some fat, they should not be the sole staple of a leopard gecko's diet. Their calcium-to-phosphorus ratio is suboptimal without dusting, and their chitin content can be high. A diverse diet including crickets, dubia roaches, and black soldier fly larvae provides a broader spectrum of nutrients essential for long-term health. For more on dietary needs, see our guide on leopard-gecko-diet.
Do mealworms bite leopard geckos?: Mealworms possess small mandibles that can deliver a pinch, though it's generally not harmful to a leopard gecko. However, if left uneaten in the enclosure, they can potentially annoy or stress your gecko. It's best to remove any uneaten mealworms after a feeding session to prevent this and maintain hygiene, which is part of overall leopard-gecko-care.
What's the best way to store mealworms?: Mealworms are best stored in a cool, dark place, ideally in the refrigerator (around 45-50°F or 7-10°C), in a container with good ventilation and a substrate like oat bran or cornmeal. This slows their metabolism, extending their lifespan for several weeks. Remember to remove them from the fridge and gut-load them at room temperature for 24-48 hours before feeding. This ensures they are nutritious, unlike some leopard-gecko-fruits which have different storage needs.

More Leopard Geckos Foods

Sources

Association of Reptilian and Amphibian Veterinarians (ARAV) Husbandry Guidelines