Top 10 B12 Injections for Humans – Vitamin B12 Supplements

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1. Why Not Natural


Extra Strength 60 x 5000mcg Drops Methylcobalamin, Gluten & GMO-Free, w/ Natural Cherry Flavor | Designed to Maximize Absorption & Energy | Vegan, Organic Vitamin B12 Liquid

Why Not Natural #ad - No more guessing or counting drops! Save time in the morning, and always get an accurate serving size! Achieve your fitness goals, naturally: our organic vitamin b12 formulation is a natural energy, perform better at work/school, and memory booster - and supports healthy metabolism, mood, and improve your overall health and feeling of well-being.

Contains no toxic cyanide like other, inferior vitamin supplements! Graduated dropper for easy dosing: the graduated/printed dropper allows you to quickly & easily measure 2500mcg, 5000mcg or another amount of B12 that’s right for you. Highest quality guarantee: compare your current b12's supplement facts label to ours, and see why Why Not Natural B12 is #1! We have made it our mission to create the best B12 drops, and we back it up with an unconditional 60-day money back guarantee! Easy for your body to use: features methylcobalamin, the bioactive form of B12 that’s more readily absorbed by the body.

Highest potency: while most b12 supplements contain 1000mcg to 3000mcg per serving, we give you the same number of servings per bottle at 5000mcg, or you can double your servings by taking just 2500mcg - so you get more for your money. Feel better, immunity and nervous system functioning.
BrandWhy Not Natural #ad
ManufacturerWhy Not Natural #ad
Height1.5 Inches
Length1.5 Inches
Weight0.3 Pounds
Width3 Inches
Part NumberVitamin B12 Liquid Drops 5000mcg

2. Protocol For Life Balance


Protocol For Life Balance, 12 : 15 mL Vials, Mixed Berry Flavor, Nutri-Dose B-12 10,000 mcg, Convenient Vial Delivery System with Complete Liquid B-Complex, Supports Nervous/Digestive System

Protocol For Life Balance #ad - Complementary ingredients: natural formula including thiamin, niacin, riboflavin, egg, fish, gluten, folate, milk, and more. Energy boost by utilizing fats and proteins: if youÕve been dragging a lot lately, it could be that youÕre not getting enough vitamin b12. Along with the other b vitamins, b12 is known for itÕs ability to convert carbohydrates into glucose which leads to energy production.

Digestive system support: vitamin b12 assists the digestive system to function properly, and you will notice that if you don't get enough of it you are more prone to constipation and a sluggish digestive system. Supports healthy cells and nervous system: vitamin b-12 is an essential element for the production of healthy nerve and blood cells. The protocol for life balance mission: at protocol for life balance our mission is to provide high-quality, affordable solutions that empower people to lead healthy and happy lives.

The boost in energy levels will help keep you alert and feeling energized throughout the day. Healthy blood cells help to remove carbon dioxide and other toxins from your body. Produced in a gMP facility that processes other ingredients containing these allergens. Packed in a super convenient vial for best delivery method of a complete liquid b-complex supplement. Our extensive line of premium natural health products use well researched ingredients that meet the highest quality standards. Not manufactured with wheat, biotin, shellfish or tree nut ingredients.
BrandProtocol For Life Balance #ad
ManufacturerProtocol For Life Balance #ad
Height3.3 Inches
Length3.3 Inches
Weight0.5 Pounds
Width3.3 Inches
Part NumberP0453

3. Veru Wellness


Veru Wellness Vitamin B12 Patch for Energy Boost – 60 Day Supply Vitamin B12 Patches – Transdermal B12 Self Adhesive B12 Patches – B12 Patches with 10 Hours Use Per Patch

Veru Wellness #ad - Easy to apply and remove – our vitamin b12 patches are super easy to apply. Press down to seal and the B12 patch will release the vitamins for up to 10 hours. Simply peel the backing off one new patch every day and apply to a smooth, arm, abdomen, hair-free area on your chest, hip or back area.

Innovative way to optimize daily nutrient intake – these specially formulated vitamin b12 patches are a 100% natural, convenient way to ensure your Vitamin B12 levels are always balanced. Self adhesive vitamin b12 patches – veru wellness vitamin b-12 patches are comfortable to wear and easy to use. 60 day vitamin b12 supply – containing guarana, vitamin b3, vitamin B6, vitamin c and Folic Acid, vitamin b12, Garcinia Cambogia, this wholesome blend of vitamins is sure to give you an energy boost and help you feel in great shape everyday.

Vitamin b12 is released from the patch and absorbed into your body, helping to boost energy levels, metabolism. This blend is also Lactose, Gluten and Sugar Free.
BrandVeru Wellness #ad
ManufacturerVeru Welness #ad
Height0.5 Inches
Length6 Inches
Width4 Inches
Part NumberVeru Wellness

4. Wellabs


Vegan Vitamin B12 Drops, Vitamin B12 Sublingual, Methylcobalamin B12 Liquid Supplement, Energy, Organic B12 Vitamin 5000 MCG, Mood & Metabolism Increase, Made in The USA

Wellabs #ad - Our liquid vitamin b12 is not only easy-to-take but provides the best bioavailability and absorption possible. Our b-12 vitamin aids in the conversion of food into cellular energy and supports the healthy formation of blood cells. We are sure that our dietary supplement is the most beneficial option for you, but if we fall short of your expectations - simply contact us, owing to its top-grade quality and natural ingredients, and we will improve your experience asap.

Pure methylcobalamin - wellabs provides the best natural methylcobalamin liquid b12 vitamin. Our vitamin b12 drops are formulated by American scientists in collaboration with healthcare experts. Our vitamin b12 5000 mcg supplement is vegan-friendly and free of soy, gluten, corn syrup, and GMOs. Loved brand - we highly appreciate your trust and love for our brand. Body balance increase - wellabs b12 vitamin sublingual drops boost most of the body's systems.

We proudly make every bottle of our dietary supplements in the USA with advanced technology to ensure the best quality and purity. Only 2 droppers per day are enough to boost your brain health, mood, and energy. It is made from only organic and carefully-selected ingredients without any artificial additives and fillers. Made in the usa - wellabs stands for the highest quality of every product we sell. B12 sublingual drops - wellabs sublingual vitamin b12 supplement contains b12 methylcobalamin 5000 MCG per serving.
BrandWellabs #ad
ManufacturerWellabs #ad
Weight0.13 Pounds
Part NumberWELLABS

5. SAFRAN Living


Dogs, Swine 100 mL with 10 3 mL/cc Luer Lock Syringes 22g x 1.0" Needle & Caps, Supplemental Source of Vitamin B Safran Value Pack, Vet One Vitamin B Complex High Potency for Goats

SAFRAN Living #ad - Includes 10 3 ml/cc luer lock syringes with 22g x 1. 0" needle & Caps. Needle features: ultra-sharp, anti-coring, tri-beveled, anti-friction tips. Paper-to-plastic packaging is tamper evident and ensures sterility.

Made in usa. Serrated thumb press for positive grip. Syringe features: clear polypropylene barrel for easy viewing of fluid levels. Positive plunger stop allows for maximum filling and eliminates costly spills. High potency sterile solution: for use as a supplemental source of B complex vitamins in cattle, swine, sheep and other animals. Value box from SAFRAN Living. Large, easy-to-read graduations. Translucent iso color coded hubs for quick gauge identification in or out of the packaging. Medical grade lubricant inside barrel for smooth, accurate delivery.
BrandSAFRAN Living #ad
ManufacturerGridiron Country Club #ad



30 Day Supply, Boost Energy & Focus, Utilize Fat for Energy with Ketosis, BHB Ketogenic Supplements for Women and Men, Premium Keto Diet Pills

PURELY OPTIMAL #ad - Your regular diet doesn't always work, and that's because your body is burning carbs for fuel, leaving the fat to build up in unwanted areas! The best and quickest way to hit your goals with Keto Bhb is to combine it with a keto low-carb diet and an active lifestyle. Helping families, they have the chance to dream; to live with the potential to chase every opportunity because they’re physically and mentally fit.

Each product is made in the united states in a certified facility and is 3rd party lab tested. Max effectiveness: let the power of exogenous ketones work for you! Keto Bhb salts beta hydroxybutyrate allow your body to utilize fat instead of carbs for major energy, focus, and stamina. Every purchase of a purely optimal product contributes to life-saving vitamins and minerals for children and mothers in need through our partnership with Vitamin Angels. We stand behind our product’s safety and quality and if you’re not satisfied with the product for any reason, Optimal Results: At Purely Optimal, happier, our mission is to help people live longer, let us know and we’ll make it right.

It also helps to manage cravings, making it even easier to avoid unhealthy junk food. Break through that plateau and start seeing real results! You can do it, and you've got the support to keep you on track to reach your goals! Pure quality, and healthier lives. Live healthy, look Great, and Feel Great! You'll shed off some pounds while keeping a long-lasting energy! How can keto bhb work for me?: achieving your dream body doesn't have to be grueling and painful. By choosing purely optimal, changing Lives: When children are given the chance to grow up healthy, you’re choosing to make a difference!
ManufacturerPurely Optimal Nutrition Inc. #ad
Height3.8 Inches
Length2.2 Inches
Width2.2 Inches
Part NumberPO-#



VitBoost Vegan Liquid B-12 Drops – 60 x 5000 mcg Extra Strength Raspberry Flavored Vitamin B12 Liquid Methylcobalamin sublingual Supplement | Designed to Maximize Absorption & Energy | Gluten Free

VITBOOST #ad - Boost energy level with vitboost vegan liquid b-12: vitamin b12 promotes energy production by supporting the adrenal glands, and converting carbohydrates to glucose. Vitamin b12 liquid supplement and vegan b12 supplement is the fuel your body uses for energy. Accredited third party tested & high quality product - our fast-absorbing vitamin b12 liquid supplement has Non-GMO ingredients – Allergen Free & Formulated by Professionals - Manufactured in a cGMP facility – NSF NSF International has tested and certified dietary supplement product to meet specific safety and quality requirements.

Other uses: indicated for b12 deficiency, helps metabolize proteins around the body. No fillers or binders. B12 supplements also speed up metabolism & great immunity booster for better HEALTH & HAPPINESS. Safe & gluten free – free of soy, wheat, gmos, gluten, peanuts, egg, shellfish, milk, and sugar. Raspberry flavored vitamin b12 and vitamin b12 methylcobalamin helps your mind and body get extra energy, improves concentration, and cognitive function.

Vitboost vegan liquid b-12 methylcobalamin sublingual liquid is absorbed by the blood vessels in the mouth; which is often better for anyone who may have trouble absorbing this vitamin from the stomach. Made in usa. If you are constantly tired, red blood cell formation, this may be in result of not getting enough Vitamin B12. More positive attributes with methylcobalamin b12 sublingual liquid drops: methyl cobalamin or methylated b-12 is the most pure, mental clarity, bioavailable coenzyme form of B-12.
ManufacturerFresh Leaf Nutrition #ad

8. NOW


NOW Foods B-12 10,000mcg Shots 0.5 ounce 12 Count Box Mixed Berry

NOW #ad - Packaged in the usa by a family owned and operated company since 1968. Refreshing blend of mixed berry flavors raspberry/strawberry/cherry: Created with absolutely no artificial colors and flavors! These vegan B-12 shots are sugar free and sweetened with xylitol.

Energy boost*/provides a full spectrum of b-vitamins: now b-12 is a powerful blend of vitamin B-12 and indispensable nutrients for cellular energy utilization. With a complete b vitamin profile and an energizing 10, 000 mcg blast of Vitamin B-12, this advanced energy formula will keep you at the top of your game!*. Gmp quality assured: npa a-rated gmp certification means that every aspect of the NOW manufacturing process has been examined, potency, including our laboratory/testing methods for stability, and product formulation.

During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided. Certifications/classifications: vegan/Vegetarian, Dairy Free, Made without Gluten, Halal, Kosher, Soy Free, Egg Free.
BrandNOW #ad
ManufacturerNOW Foods #ad
Height4 Inches
Length6 Inches
Weight0.55 Pounds
Width5 Inches
Part Number0453



B12 Liquid, ​Vegan​ B12 5000 mcg, Natural Cherry Flavor, for Boost Energy, Vitamin B12 Sublingual Drops, B12 Methylcobalamin 2oz by BASIC GREENS​

BASIC GREENS #ad - Get the effects inside and out - you can literally see the benefits of B12, and nails. Having a healthy blood flow will also give you a glowing, as its role in cell production means that it promotes healthy hair, skin, vital complexion. At the same time, allowing you to squeeze every drop of energy from the food you eat.

Uplifted mood and mental power- people who take regular B12 supplements report feeling better concentration, heightened senses, improve memory, and fewer mood swings. These sublingual b12 vitamin drops as cyanocobalamin and methylcobalamin hold 5, 000mcg per serving. B12 is effective at preventing megaloblastic anemia, B12 also activates the metabolic process, raising your energy levels, and reducing fatigue. Formulated in the usa |non-gmo | gmp-certified - basic greens take quality seriously! All our supplements are formulated right here in the USA and produced in a GMP-certified facility according to the strictest regulations.

Wake up energized and refreshed - your body needs vitamin b12 to make red blood cells and keep them healthy. Vitamin b12 in methylcobalamin form also boosts your energy and improves your memory. Vegan b12 vitamin: the vitamin you need the most - b12 has many roles in your body and is one of the most important vitamins you need! It’s crucial for healthy red blood cells, the normal function of your nerves, and healthy DNA synthesis.
ManufacturerBASIC GREENS #ad
Height3.5 Inches
Length3.5 Inches
Weight0.13 Pounds
Width1.1 Inches

10. Smart N Slim


B12 LipoTropic Complex Fat Buster + Energy Booster Can Lasts up to 15-Day Supply. This is a Liquid Supplement to Mix with Your Favorite Healthy Beverages.

Smart N Slim #ad - Made in the USA. The mfg 6/2020 printed on the bottom of the bottle is the manufacturing date, therefore the expiration is 2years from the date it was manufactured which is 6/22. Our ingredients is similar to a B12 Lipotropic MIC that you get from a Wellness clinic.

Alpha gpc-choline maintains liver health, helps detoxify the liver, and is an excellent antioxidants. Our formula is only available in the methylcobalamin form and therefore better absorbed and retained than other forms. Other benefits can help with fatigue, which promotes better sleep, anemia of b12 deficiency. Methionine- an amino acid that may help the liver process by eliminating fat, natural flavors, malic acid, helps speed to burn calories. Important source of vitamin b 12.

This formula can improve weight loss with a combination of diet & exercise! ZERO SUGAR, ZERO CAFFEINE. Delicious tasty pomegranate flavor, a liquid supplement. Research have shown that Vitamin B12 helps maintain brain health, mental focus and clarity. Return policy: Consumable products are Non refundable. Other benefits: improves brain function by improving memory retention, Xanthan Gum, Stevia Rebaudiana Extract, sharpen your clarity. Energy booster + fat buster.
BrandSmart N Slim #ad
ManufacturerAmerican Nutritional Products #ad
Weight1.21 Pounds
Part Number0393175