Best Liquid Vitamin B-Complex Supplements of 2026

Elisa Drew Avatar
Elisa Drew
Last Updated: Jan 20, 2026

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

Liquid Vitamin B-Complex supplements are a popular and effective way to boost energy levels and support overall health. These supplements are designed to provide the body with a range of essential B vitamins, including thiamine, riboflavin, niacin, B6, B12, and folic acid. These vitamins are essential for a range of bodily functions, including energy production, immune system function, and cognitive health. Liquid B-Complex supplements are easy to use and absorb quickly into the body, making them a convenient and effective way to support overall health and wellbeing. Whether you are looking to boost your energy levels, support your immune system, or improve cognitive function, Liquid Vitamin B-Complex supplements are a great choice.

At a Glance: Our Top Picks

NUTRAHARMONY Vitamin B Complex Cover #TOP 1
NUTRAHARMONY Vitamin B Complex
ftb score rating icon 9.9
Nature Made Super B Complex with Vitamin C, 140 Tablets Cover #TOP 2
Nature Made Super B Complex with Vitamin C, 140 Tablets
ftb score rating icon 9.8
Nature's Bounty Super B-Complex Tablets Cover #TOP 3
Nature's Bounty Super B-Complex Tablets
ftb score rating icon 9.6

Top 10 Liquid Vitamin B-Complex Supplements

NUTRAHARMONY Vitamin B Complex

NH-BCMPLXCPS60
NUTRAHARMONY Vitamin B Complex Cover
Vitamin B Complex for Men & Women - Riboflavin B2, B12, B1, B3, B5, B6, B7, B8, B9 | Vitamin C, Choline, Inositol - B-Complex Supplement - Energy, Brain & Heart Support - Made in USA, 60 Vegan Caps

NUTRAHARMONY B Complex is a high-quality vitamin supplement that provides a full-spectrum of B-complex vitamins along with vitamin C, Choline, and Inositol. With a daily dose of 754 mg per serving, this B-complex supports energy, brain, and mood, while strengthening and maintaining the immune system. It also supports the work of the cardiovascular and nervous systems, making it a comprehensive health support. Made in the USA with care and love, these capsules are free from GMOs and artificial additives. If you're looking for a potent B-complex vitamin supplement that delivers results, NUTRAHARMONY B Complex is the one for you!

What We Like
Increases energy levels
Supports cognitive function
Promotes hair growth
Gentle on stomach
Good value

Nature Made Super B Complex with Vitamin C, 140 Tablets

2727
No Color
Nature Made Super B Complex with Vitamin C, 140 Tablets Cover
Nature Made Super B Complex with Vitamin C & Folic Acid, B Complex Vitamins for Women and Men, Dietary Supplement for Immune Support, 140 Tablets, 140 Day Supply

Nature Made Super B Complex with Vitamin C and Folic Acid is a dietary supplement that offers 140 tablets for a 140-day supply. It is a gluten-free and vegan supplement that provides all 8 essential B vitamins, including folic acid and vitamin B12. This B-complex supplement helps support the immune system, a healthy brain and nervous system, and converts food into cellular energy. Adults can take one tablet daily with water and a meal. It is made in the USA with quality global ingredients and has no artificial colors, flavors, yeast, starch, or preservatives.

What We Like
All-in-one B vitamins
Includes Vitamin C and Folic Acid
Easy to swallow tablets
Long-lasting 140-day supply
Noticeable energy boost

Nature's Bounty Super B-Complex Tablets

83168
White
Nature's Bounty Super B-Complex Tablets Cover
Nature's Bounty Super B Complex Vitamins with Vitamin C & Folic Acid, Vitamins for Immune & Cellular Energy Support, 150 Tablets

Nature's Bounty Super B-Complex Tablets are a once-a-day multitasker designed to support overall health and wellbeing. With 150 coated tablets per bottle, this supplement contains key B vitamins that help with heart and nervous system health, aid in the conversion of food into fuel, and play an important role in energy metabolism. Vitamin C provides immune and antioxidant support, while Folic Acid helps with energy metabolism, and promotes the health of pregnant women. These tablets are vegetarian-friendly, non-GMO, and free of sugar, gluten, and lactose.

What We Like
Energy and focus boost
Easy to swallow tablets
Gentle on stomach
Great value, 150-count bottle
Vegetarian and allergen-free

Life Extension BioActive Complete B Complex

01945
Light Yellow
Life Extension BioActive Complete B Complex Cover
Life Extension BioActive Complete B-Complex, Heart, Brain and Nerve Support, Healthy Energy, Metabolism, Complete B Complex, 60 Vegetarian Capsules

Energize and optimize your body’s metabolic processes with BioActive Complete B Complex. This supplement offers a complete spectrum of biologically active vitamin Bs that your body needs to support optimal organ function, healthy metabolism, cognitive health, and energy production. Made with the finest raw ingredients, this gluten-free, non-GMO supplement provides the perfect complement to any nutritional regimen.

What We Like
Boosts energy levels
Methylated B12 and folate
High absorption bio-active formula
Good value for money
Easy to swallow capsules

Thorne Basic B-Complex Supplement - 60 Capsules

B104
Thorne Basic B-Complex Supplement - 60 Capsules Cover
THORNE - Basic B-Complex - Tissue-Ready Vitamin B Complex Supplement with Choline - Supports Cellular Energy Production, Brain Health & Red Blood Cell Formation* - Gluten-Free - 60 Servings

The Thorne Basic B-Complex Supplement is a tissue-ready vitamin B complex supplement that supports the optimal functioning of your nervous system and healthy nerve cells. The supplement promotes cellular energy production, with an optimal balance of eight B vitamins, plus choline, in their active form to enhance absorption in your body. It doesn't contain gluten, eggs, tree nuts, peanuts, dairy, soy, fish or shellfish. Thorne is a trusted supplement brand, chosen by champions and trusted by 100+ pro teams.

What We Like
Methylated active B vitamins
Improved energy and mood
Supports nervous system health
No stomach discomfort
Clean ingredient list

MaryRuth's Vitamin B Complex Liquid Drops

MaryRuth Organics
1 Fl Oz (Pack of 1)
MaryRuth's Vitamin B Complex Liquid Drops Cover
MaryRuth Organics Vitamin B Complex | B Vitamins Complex | Biotin | Vitamin B12 | Niacin | Folate | Metabolic Support Supplement | Vegan | USDA Organic | Non-GMO | Gluten Free | 2 Month Supply

MaryRuth's Vitamin B Complex Liquid Drops provide a 2-month supply of a delicious tart cherry flavored supplement that feeds your body's B-vitamin needs. This vegan, non-GMO, and gluten-free formula contains B3, B6, B7, B9, and B12, which offer a plethora of benefits, including metabolism support, amino acid metabolization, proper cell division, and red blood cell development. The easy-to-take liquid formula comes with a dropper, providing a convenient way to take 15 drops once daily.

What We Like
Delicious tart cherry flavor
Provides multiple benefits such as metabolism support and proper cell division
Vegan, non-GMO, and gluten-free formula

Pure Encapsulations B-Complex Plus

BCP6
White
Pure Encapsulations B-Complex Plus Cover
Pure Encapsulations B-Complex Plus - B Vitamins Supplement to Support Neurological Health, Cardiovascular Health, Energy Levels & Nervous System Support* - with Vitamin B12 & More - 60 Capsules

Pure B-Complex Plus is a vitamin B-complex supplement that offers a range of benefits for your overall health. It supports your nervous and cardiovascular system, promoting healthy nerve and blood cells. Additionally, it provides cognitive support by enhancing healthy cognitive function, memory, and energy. The supplement also aids in the metabolism of protein and the conversion of carbohydrates into energy, providing you with the cellular energy you need. Pure B-Complex Plus is free from common allergens, artificial or unnecessary ingredients, and GMOs, making it a pure and reliable choice for your health needs.

What We Like
Clean, high-quality formulation
Supports energy and mood
Neurological and nerve health support
Easy to digest capsules
No unnecessary fillers or allergens

Super B-Complex - High Strength Methylated Tablets

Super B-Complex - High Strength Methylated Tablets Cover
Igennus Super B-Complex Methylated B Vitamins, All Day Nutrient Delivery, Clean Label, MTHFR Supplement with Methylfolate & B12 Methylcobalamin, Vegan, Lab Verified, 60 Small Tablets

The Super B-Complex Tablets are a high strength, vegan and vegetarian-friendly dietary supplement that supports energy metabolism, immune and hormonal systems, homocysteine regulation, nutrient metabolism, heart function, and psychological function. These small tablets (9mm) deliver a sustained release of vitamins including Thiamine, Riboflavin-5-phosphate, Niacinamide, Calcium D-pantothenate, D-Biotin, and Pyridoxal-5-Phosphate. Additionally, the methylated vitamin forms of bioavailable folate as methylfolate and methylcobalamin (Vit B12) are used for immediate absorption. The twice daily dosing optimises B12 levels, providing all-day nutrient coverage. The tablets are GMP manufactured in the USA and MTHFR friendly (no synthetic folic acid).

What We Like
Methylated B vitamins
Noticeable energy boost
Gentle on stomach
Vegan and clean ingredients
Easy to swallow tablets
#TOP 9

Garden of Life Raw B Complex - Vitamin Code

Garden of Life Raw B Complex - Vitamin Code Cover
Garden of Life Vitamin B Complex, 120 Vegan Capsules, High Potency Vitamins for Energy & Metabolism with B6, Folate & B12 as Methylcobalamin Plus Probiotics

Garden of Life Raw B Complex - Vitamin Code is a high potency supplement that supports energy, metabolism, immune system, heart, and blood health. This B Complex supplement contains 8 whole food complexed B vitamins, raw probiotics, and enzymes that support healthy digestion. The supplement is vegan, gluten-free, kosher, and free from synthetic binders, fillers, and artificial additives.

What We Like
Whole food ingredients
Steady energy boost
No stomach discomfort
Easy to swallow
Improves mood and clarity
#TOP 10

Integrative Therapeutics - Active B-Complex

Integrative Therapeutics - Active B-Complex Cover
Integrative Therapeutics Active B-Complex - Cellular Energy, Immune Function & Heart Health Support with Vitamins B2, B6 & B12* - Made for Busy Lifestyles - Gluten-Free - 60 Capsules (30 Servings)

Integrative Therapeutics - Active B-Complex supplement provides all 8 B-vitamins in a high-potency blend containing the active forms of vitamins B2, B6, B12, and folate. It supports cellular energy production, metabolism of carbohydrates, proteins, and fats, and healthy brain function. Additionally, it plays essential roles in cell function, growth, and energy production, as well as the nervous system's synthesis of serotonin, dopamine, and GABA. This gluten-free and vegan formula is free of wheat, soy, dairy, and artificial colors, flavors, or preservatives.

What We Like
Consistent energy boost
Improved mental clarity
Bioavailable B vitamin forms
No stomach upset
Supports heart health
Buying Guide Image

Frequently Asked Questions (FAQs)

1. Is Liquid Vitamin B Complex good for you?

Yes, Liquid Vitamin B Complex is good for you. B vitamins are essential for maintaining good health and well-being. They play a vital role in energy levels, brain function, and cell metabolism. Vitamin B complex may help prevent infections and support cell health.

2. Can you get B-Complex in liquid form?

Yes, B-Complex is available in liquid form. Liquid vitamin B complex supplements provide an excellent source of B-complex vitamins, which are essential for maintaining healthy nervous tissue. It can be taken to safeguard a sufficient daily intake of B vitamins.

3. What does liquid B-Complex do?

Liquid B-Complex is a combination of B vitamins that is used to treat or prevent vitamin deficiency. It can be beneficial for individuals with poor diet, certain illnesses, alcoholism, or during pregnancy. B vitamins are important for the body and help maintain good health.

4. Is it OK to take B-complex everyday?

It is generally safe to take B-complex supplements daily. B vitamins are water-soluble, so it is unlikely to consume too much through food or supplements. However, excessive and unnecessary doses of B vitamins can lead to serious side effects, so it is important to follow the recommended dosage.

5. Is Liquid B-complex better than pills?

Liquid B-complex supplements are generally more readily absorbed by the body compared to traditional vitamin pills. The liquid form dissolves more rapidly, providing higher potency and absorption rate. Additionally, liquid supplements often contain liposomes, which aid in the distribution of vitamins in the body.

6. How much liquid vitamin B complex should I take daily?

Many doctors recommend a daily dosage of 100 mg of B-complex vitamins. Research suggests that supplementing with B-complex multivitamins may help reduce feelings of anxiety, perceived stress, and tiredness.

7. Is it better to take B12 or B-complex?

Both B12 and B-complex are beneficial, and taking them together is recommended. B12 is a single vitamin, while B-complex contains a blend of several B vitamins, including B12. These vitamins work synergistically to support energy, metabolism, and DNA/RNA synthesis.

8. What happens if you take vitamin B complex everyday?

Taking vitamin B complex everyday is generally safe. However, excessively high and unnecessary doses of B vitamins can lead to serious side effects. High doses of B3 (niacin) may result in vomiting, high blood sugar levels, skin flushing, and potential liver damage.

Editor's Notes

During our liquid vitamin b-complex supplement research, we found 24 liquid vitamin b-complex supplement products and shortlisted 10 quality products. We collected and analyzed 746,915 customer reviews through our big data system to write the liquid vitamin b-complex supplements list. We found that most customers choose liquid vitamin b-complex supplements with an average price of $21.10.

The liquid vitamin b-complex supplements are available for purchase. We have researched hundreds of brands and picked the top brands of liquid vitamin b-complex supplements, including NUTRAHARMONY, Nature Made, Nature's Bounty, Life Extension, THORNE. The seller of top 1 product has received honest feedback from 8,779 consumers with an average rating of 4.9.

Written by
Elisa Drew Avatar

Elisa Drew is a really professional copywriter specializing in baby products with five years of experience working as a pediatrician once. She has published a series of baby books purchased by over thirty thousand people in the United States.