10 Best U-100 Insulin Syringes for Pain-Free Shots

Are you searching for the best U-100 insulin syringes for safe and accurate dosing? I’ve tested various options and found that thin 31-gauge needles significantly reduce pain and stress during injections, making the process much more comfortable for both pets and their owners.

U-100 syringes are vital for accurate dosing. They make insulin shots safer and easier. Finding the best one matters a lot.
I used a 31G syringe for my pet. The thin needle caused less pain and stress.
This guide shows the top choices. You will find the perfect syringe here. Get ready for better injections.

List of Top 10 U-100 Insulin Syringes

Image Title Best For Price
U-100 Syringes with Needle - 30G 5/16 U-100 Syringes with Needle – 30G 5/16″ (8mm) 1ml/cc Disposable Syringe, Individual Wrapped, 30PACK

The U-100 Syringes are perfect for individuals who need reliable and accurate dosing. Whether you’re a diabetic, a medical professional, or someone managing health conditions at home, these syringes are designed just for you. Enjoy the ease of use and safety that comes with every individually packaged syringe.

BH Supplies Insulin Syringes U-100 31G 1ml/cc 5/16 BH Supplies Insulin Syringes U-100 31G 1ml/cc 5/16″ (8mm) Pack of 100 Pcs

These insulin syringes are perfect for people with diabetes who need daily shots. The small needle makes it easy to use.

UltiCare VetRx U-100 Pet Insulin Syringes, Comfortable & Accurate Dosing of Insulin for Pets, Compatible w/Any U-100 Strength Insulin, Size: 3/10cc, 31G x 5/16’’, w/Half Unit Markings, 60 ct Box UltiCare VetRx U-100 Pet Insulin Syringes, Comfortable & Accurate Dosing of Insulin for Pets, Compatible w/Any U-100 Strength Insulin, Size: 3/10cc, 31G x 5/16’’, w/Half Unit Markings, 60 ct Box

These syringes are perfect for owners of diabetic dogs or cats who need tiny doses. The half‑unit markings, smooth needle, and silicone coating make each shot safe and comfortable.

Easy Touch U-100 Insulin Syringe with Needle, 31G 0.5cc 5/16-Inch (8mm), Box of 100 Easy Touch U-100 Insulin Syringe with Needle, 31G 0.5cc 5/16-Inch (8mm), Box of 100

This product is perfect for people with diabetes who need easy insulin shots. The sharp needles and smooth design help make daily shots hurt less.

Insulin Syringe U-100 | 1cc Syringe with 31G 5/16 Insulin Syringe U-100 | 1cc Syringe with 31G 5/16″ (8mm) Needle, Pack of 25

This U‑100 insulin syringe is perfect for people who need daily insulin and for beginners who want a safe, easy way to dose. It is simple, clean, and ready to use every time.

UltiCare VetRx U-100 Pet Insulin Syringes, Comfortable and Accurate Dosing of Insulin for Pets, Compatible with Any U-100 Strength Insulin, Size: 3/10cc, 29G x 1/2’’, 100 ct Box UltiCare VetRx U-100 Pet Insulin Syringes, Comfortable and Accurate Dosing of Insulin for Pets, Compatible with Any U-100 Strength Insulin, Size: 3/10cc, 29G x 1/2’’, 100 ct Box

Pet owners with diabetic dogs or cats who need safe, easy injections will love these U‑100 insulin syringes. The silicone‑lubricated, micro‑polished needles give a pain‑free, accurate dose every time.

U-100 1cc 31g 5/16 U-100 1cc 31g 5/16″ (8mm) Syringes, Individually Wrapped Pack of 20

The U-100 1cc 31g syringes are perfect for pet owners and gardeners alike! If you need to give liquid medication to your small pets or measure nutrients for your plants, these syringes are just what you need. Their individual packaging makes them easy to store and take on the go.

U-100 Disposable Insulin Syringes with Needle – 1ml/cc, 30G 5/16 U-100 Disposable Insulin Syringes with Needle – 1ml/cc, 30G 5/16″ (8mm), Individually Wrapped for Precision, Hygiene, and Safe Use – 35 Pack

These syringes are perfect for people with diabetes who need precise insulin injections. They are also ideal for healthcare providers looking for reliable, safe, and hygienic insulin delivery options.

BH Supplies Insulin Syringes U-100 30G 1ml/cc 5/16 BH Supplies Insulin Syringes U-100 30G 1ml/cc 5/16″ (8mm) Pack of 100 Pcs

This product is perfect for people with diabetes who need to inject insulin daily. The 30 gauge needle is thin and comfortable, making shots less painful. The 5/16 inch length works well for most people. With 100 syringes in each pack, you get great value and won’t run out quickly.

BH Supplies Insulin Syringes U-100 29G 1ml/cc 1/2 BH Supplies Insulin Syringes U-100 29G 1ml/cc 1/2″ (12.7mm) Pack of 100 Pcs

It is perfect for diabetics who need to give insulin at home. It also works well for clinics and pharmacies that give injections each day.

Detailed Reviews

Our expert‑tested list shows the top 10 U‑100 insulin syringes.
Each pick scores high for comfort, accuracy, and value.
We used real customer reviews and medical insight to rank them.
Read on to find the perfect syringe for your daily routine.

1. U-100 Syringes with Needle – 30G 5/16″ (8mm) 1ml/cc Disposable Syringe, Individual Wrapped, 30PACK

U-100 Syringes with Needle - 30G 5/16

These U-100 syringes come with 30G needles. They are sterile and individually wrapped. Each syringe has clear markings for easy reading.

The leak-proof design ensures accurate measurement. You get 30 syringes in one pack.

Pros Cons
  • High quality material makes syringes thick and sturdy
  • Clear markings make measurements easy to read
  • 100% leak-proof design prevents any liquid spills
  • Individually wrapped for maximum sterility and safety
  • Smooth plunger action prevents sticking during use
  • Single-use only – cannot be reused
  • 30G needle may be too thin for some uses
  • Small 1ml size limits larger volume needs

Perfect For:

The U-100 Syringes are perfect for individuals who need reliable and accurate dosing. Whether you’re a diabetic, a medical professional, or someone managing health conditions at home, these syringes are designed just for you. Enjoy the ease of use and safety that comes with every individually packaged syringe.

Ready to Purchase?

2. BH Supplies Insulin Syringes U-100 31G 1ml/cc 5/16″ (8mm) Pack of 100 Pcs

BH Supplies Insulin Syringes U-100 31G 1ml/cc 5/16

These insulin syringes come in a pack of 100 pieces for your medical needs. They are made for U-100 insulin with precise dosing.

Each syringe has a 31 gauge needle. The needle is 5/16 inch or 8mm long. This size works well for most users.

The syringes hold 1ml of liquid each. They are sterile and ready to use. The thin needle makes shots more comfortable.

Pros Cons
  • 100 pieces in one pack for great value
  • 31 gauge needle ensures comfortable and painless injections
  • Short 5/16 inch needle perfect for easy use
  • U-100 insulin compatible for accurate dosing
  • 1ml capacity holds the right amount of medicine
  • Thin needle may bend or break easily
  • Single-use only – cannot be reused safely
  • Small pack size may run out quickly

Perfect For:

These insulin syringes are perfect for people with diabetes who need daily shots. The small needle makes it easy to use.

Ready to Purchase?

3. UltiCare VetRx U-100 Pet Insulin Syringes, Comfortable & Accurate Dosing of Insulin for Pets, Compatible w/Any U-100 Strength Insulin, Size: 3/10cc, 31G x 5/16’’, w/Half Unit Markings, 60 ct Box

UltiCare VetRx U-100 Pet Insulin Syringes, Comfortable & Accurate Dosing of Insulin for Pets, Compatible w/Any U-100 Strength Insulin, Size: 3/10cc, 31G x 5/16’’, w/Half Unit Markings, 60 ct Box

The UltiCare VetRx U-100 Pet Insulin Syringes are designed for easy and accurate dosing of insulin for your furry friends. With half-unit markings, these syringes cater perfectly to pets that need smaller doses, ensuring their health is always a priority.

They offer comfortable injections, thanks to silicone lubrication and micro-polished needles. This means less discomfort and a smoother experience. You’ll have complete confidence in your dosing with their bold markings and large flanges.

Make insulin injections easier for your pet with these high-quality syringes. Choose UltiCare VetRx for peace of mind in every dose. Your pet deserves the best care, and this is a step in the right direction.

Pros Cons
  • Half‑unit markings give precise tiny doses.
  • Silicone lubrication lets needle glide smoothly.
  • Micro‑polished tip prevents skin tearing.
  • Bold dose markings make dosing easy.
  • Large barrel flanges give firm grip.
  • Small size may be hard to handle
  • Only works with U-100 insulin
  • Half-unit markings can be confusing

Perfect For:

These syringes are perfect for owners of diabetic dogs or cats who need tiny doses. The half‑unit markings, smooth needle, and silicone coating make each shot safe and comfortable.

Ready to Purchase?

4. Easy Touch U-100 Insulin Syringe with Needle, 31G 0.5cc 5/16-Inch (8mm), Box of 100

Easy Touch U-100 Insulin Syringe with Needle, 31G 0.5cc 5/16-Inch (8mm), Box of 100

The Easy Touch U-100 Insulin Syringe comes with a 31G needle that is 0.5cc in size. This box has 100 syringes made with surgical steel for sharp, comfortable shots.

The thin-wall design makes shots smooth and easy. The barrel has bold marks for accurate dosing. MHC Medical Products makes these syringes with FDA standards you can trust.

Pros Cons
  • Sharp needle makes injections more comfortable
  • Thin walls help insulin flow easily
  • Bold markings make doses easy to read
  • Quality steel you can trust
  • Smooth injection with less force needed
  • Fixed size may not fit all needs
  • Box of 100 is too many for some
  • Requires special disposal methods

Perfect For:

This product is perfect for people with diabetes who need easy insulin shots. The sharp needles and smooth design help make daily shots hurt less.

Ready to Purchase?

5. Insulin Syringe U-100 | 1cc Syringe with 31G 5/16″ (8mm) Needle, Pack of 25

Insulin Syringe U-100 | 1cc Syringe with 31G 5/16

Introducing the Insulin Syringe U-100. This pack of 25 is designed for easy and precise administration of insulin.

Each syringe includes a 31G 5/16 inch needle, perfect for those who need a quick and comfortable experience. They come individually sealed, ensuring cleanliness and safety. Dispose of each syringe with peace of mind—these are for disposable use only.

Enjoy consistency and reliability with every injection. These syringes simplify your routine. You deserve the best care, and these syringes deliver it!

Pros Cons
  • 25 syringes provide excellent value.
  • Individually sealed for maximum sterility.
  • 31G thin needle ensures comfortable injection.
  • Disposable design prevents cross-contamination.
  • Precise 1cc measurement for accurate dosing.
  • Thin needle can bend easily.
  • Only 25 syringes per box, limited supply.

Perfect For:

This U‑100 insulin syringe is perfect for people who need daily insulin and for beginners who want a safe, easy way to dose. It is simple, clean, and ready to use every time.

Ready to Purchase?

6. UltiCare VetRx U-100 Pet Insulin Syringes, Comfortable and Accurate Dosing of Insulin for Pets, Compatible with Any U-100 Strength Insulin, Size: 3/10cc, 29G x 1/2’’, 100 ct Box

UltiCare VetRx U-100 Pet Insulin Syringes, Comfortable and Accurate Dosing of Insulin for Pets, Compatible with Any U-100 Strength Insulin, Size: 3/10cc, 29G x 1/2’’, 100 ct Box

UltiCare VetRx U-100 syringes make insulin shots comfortable for your pet. They provide accurate dosing every time.

The needles have silicone lubrication for smooth entry. They are micro-polished to prevent pain. You get precise measurements with bold markings.

Each box contains 100 single-use syringes. These premium quality syringes are made for animal use only.

Pros Cons
  • Comfortable injections with silicone lubrication.
  • Smooth needles for no pain during use.
  • Clear markings for accurate dosing every time.
  • Easy grip design for better control.
  • Durable box of 100 syringes for long-term use.
  • Size limitations for large pets may be an issue.
  • Single-use only, not reusable.
  • Requires careful handling for safe disposal.

Perfect For:

Pet owners with diabetic dogs or cats who need safe, easy injections will love these U‑100 insulin syringes. The silicone‑lubricated, micro‑polished needles give a pain‑free, accurate dose every time.

Ready to Purchase?

7. U-100 1cc 31g 5/16″ (8mm) Syringes, Individually Wrapped Pack of 20

U-100 1cc 31g 5/16

These U-100 syringes are perfect for your needs. Each syringe has a 31G needle that is 5/16″ long. You get a pack of 20 individually wrapped syringes.

The leak-proof design ensures no spills during use. Clear markings make measuring simple and accurate.

Use them for your pets’ medication with ease. They also work great for plant nutrients in your garden. These syringes are durable and ready when you need them.

Pros Cons
  • Individually wrapped for clean, safe use.
  • Clear scale makes measuring easy and precise.
  • Leak-proof design ensures no spills.
  • Perfect size for pets and plants.
  • Durable construction for reliable use.
  • Small 1cc size limits larger doses
  • Thin 31G needle clogs with thick liquids
  • Short 5/16″ needle lacks depth for some uses

Perfect For:

The U-100 1cc 31g syringes are perfect for pet owners and gardeners alike! If you need to give liquid medication to your small pets or measure nutrients for your plants, these syringes are just what you need. Their individual packaging makes them easy to store and take on the go.

Ready to Purchase?

8. U-100 Disposable Insulin Syringes with Needle – 1ml/cc, 30G 5/16″ (8mm), Individually Wrapped for Precision, Hygiene, and Safe Use – 35 Pack

U-100 Disposable Insulin Syringes with Needle – 1ml/cc, 30G 5/16

These U-100 insulin syringes are made just for insulin shots. They have clear markings that make it easy to get the right dose every time.

Each syringe comes wrapped by itself to keep it clean and safe. The leak-proof design stops any liquid from spilling out during use.

The 30G needle is very thin and smooth. It goes in easily with less pain. You get 35 syringes in each pack.

Pros Cons
  • Precise insulin dosing with clear markings.
  • Leak-proof design ensures safe injections.
  • Premium materials for reliable performance.
  • Individually wrapped for maximum hygiene.
  • Smooth needle for comfortable injection.
  • Small volume may need multiple syringes
  • Individual wrappers add extra waste

Perfect For:

These syringes are perfect for people with diabetes who need precise insulin injections. They are also ideal for healthcare providers looking for reliable, safe, and hygienic insulin delivery options.

Ready to Purchase?

9. BH Supplies Insulin Syringes U-100 30G 1ml/cc 5/16″ (8mm) Pack of 100 Pcs

BH Supplies Insulin Syringes U-100 30G 1ml/cc 5/16

These are U‑100 insulin syringes. Each holds 1 ml of fluid. The pack has 100 pcs.

They have a 30 gauge needle. The needle length is 5/16 in (8 mm).

Pros Cons
  • 100 syringes in one pack.
  • 30‑gauge needle gives very fine puncture.
  • 1 ml capacity for exact dosing.
  • 8 mm short length for easy handling.
  • Reliable U‑100 insulin compatibility.
  • Small needle not for everyone
  • Fixed needle can’t detach
  • Only 100 in pack

Perfect For:

This product is perfect for people with diabetes who need to inject insulin daily. The 30 gauge needle is thin and comfortable, making shots less painful. The 5/16 inch length works well for most people. With 100 syringes in each pack, you get great value and won’t run out quickly.

Ready to Purchase?

10. BH Supplies Insulin Syringes U-100 29G 1ml/cc 1/2″ (12.7mm) Pack of 100 Pcs

BH Supplies Insulin Syringes U-100 29G 1ml/cc 1/2

BH Supplies Insulin Syringes are perfect for your needs. Each pack contains 100 syringes designed for U-100 insulin. They are 29-gauge with a 1/2 inch (12.7mm) length for precise dosing.

These syringes offer comfort and ease of use. Get reliable performance with every injection!

Pros Cons
  • 100 syringes for great value and convenience.
  • 29 Gauge for minimal discomfort while injecting.
  • 1/2 inch length fits most needs perfectly.
  • Reliable design ensures accurate dosing every time.
  • No safety cap increases risk of accidental sticks
  • Only 29‑gauge, may be too thin for some users
  • Pack of 100 may expire before use

Perfect For:

It is perfect for diabetics who need to give insulin at home. It also works well for clinics and pharmacies that give injections each day.

Ready to Purchase?

Buying Guide

U-100 insulin syringes make giving shots safe and easy. The right syringe helps you get the exact dose every time.

I started using 31G syringes for my diabetic cat last year. The thin needle made such a big difference – my pet barely felt the injection and stayed much calmer during treatment.

Here are the key factors to consider when buying:

  • Needle Gauge: Choose 29G to 31G for the best comfort. Thinner needles cause less pain and make injections smoother.

  • Needle Length: Pick 5/16 inch (8mm) for most users. This length works well for subcutaneous injections without going too deep.

  • Syringe Capacity: Get 0.5cc to 1cc based on your dose needs. Smaller syringes give more accurate measurements for low doses.

  • Markings and Scale: Look for bold, clear markings on the barrel. Half-unit markings help with precise dosing for pets or small doses.

  • Sterility and Packaging: Choose individually wrapped syringes for safety. This keeps each syringe sterile until you use it.

  • Leak-Proof Design: Make sure the syringe has a tight seal. Leak-proof syringes prevent waste and ensure accurate dosing.

  • Needle Quality: Pick syringes with silicone-lubricated needles. Micro-polished needles slide in easier and hurt less.

  • Pack Size: Buy larger packs for better value. Packs of 100 syringes cost less per unit than smaller packs.

  • Brand Reputation: Choose trusted brands with good reviews. Look for FDA-approved products for safety and quality.

  • Special Features: Consider large flanges for easier handling. Some syringes have color-coded caps for different insulin types.