B-Complex '100'

Name: B-Complex '100'
Brand: Solgar
SKU: 1lAYAViT
Rating: 4.7 (496 reviews)

Solgar

4.7

★ ★ ★ ★ ★

(496 ratings)

Thiamin 100 mg

Niacin 100 mg

Riboflavin 100 mg

Vitamin B5 100 mg

Vitamin B6 100 mg

Choline 41 mg

Score

A bulk-sized, high-potency B-100 complex for long-term daily energy and metabolic support.

How scoring works

Quantity:250 Tablet(s) • (250 servings)

Goals:

Energy

Metabolism Boost

Cognitive Support

Brain Health

Stress Relief

Score 93

A bulk-sized, high-potency B-100 complex for long-term daily energy and metabolic support.

How scoring works

Also available as

5 options

50mg • 250 Capsule(s) servings 50mg • 250 Capsule(s) • 250 servings $25.87 ($0.10 per serving) 50mg • 100 Capsule(s) servings 50mg • 100 Capsule(s) • 100 servings $11.96 ($0.11 per serving) 100 servings 1 Vegetable Capsule(s) • 100 Capsule(s) • 100 servings $14.02 ($0.14 per serving) 100 servings 1 Tablet(s) • 100 Tablet(s) • 100 servings $18.44 ($0.18 per serving) 50 servings 1 Vegetable Capsule(s) • 50 Capsule(s) • 50 servings $11.02 ($0.22 per serving)

$40.16($0.16 per serving)

Daily Vita	$ 42.74
iHerb	$ 40.16

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Analysis

If you are looking for a bulk supply of high-potency B vitamins, this is an excellent option. It delivers 100mg of most B vitamins to support your body's energy production and stress response over several months. It is a great choice for busy professionals or students who need consistent daily support.

The tablets include choline and inositol to support your brain health and metabolism. While it uses synthetic forms, the high potency and brand reputation make it a very dependable choice. It fits best for someone who wants to buy in bulk and ensure they have their nutritional foundations covered for a long time.

Pros

Huge 250-day supply in one bottle
Provides 100mg of major B vitamins
Includes a foundational herbal blend
Very cost-effective for a premium brand

Cons

Tablets can be large and dry to swallow
Synthetic B12 and folate forms
High B6 dose requires long-term monitoring

Warnings

Not ideal for those with MTHFR variations
May cause temporary skin flushing from niacin
Store in a cool place to avoid tablet degradation

Nutrient quality

Highest impact

Every B-vitamin is present in a high-potency dose, providing broad support for metabolic pathways. While standard synthetic forms are used, the inclusion of a minor herbal blend adds secondary antioxidant benefits.

Ingredient transparency

Highest impact

The label provides specific amounts for every active ingredient, ensuring clarity for the consumer. Technical names for all nutrient forms are clearly listed, reflecting excellent transparency and brand reliability.

Customer satisfaction

Highest impact

A high average rating over hundreds of reviews confirms consistent quality and consumer trust. Users frequently mention improved energy levels and the long-term reliability of the brand.

Value for money

Highest impact

At 16 cents per serving, this bulk-sized complex offers exceptional value for a high-potency B-100. The long-term supply and established brand reputation make it a very smart choice for consistent daily use.

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Goals

Selected only

Energy

Impact

Highest effect

Goal Fit

A-

Strength of Support

B+

Coverage

A+

Formula Quality

Very high doses of B-complex vitamins, including thiamin and pantothenic acid, drive the metabolic focus of this formulation. It includes secondary support from choline and inositol for cognitive and cellular health.

Robust levels of metabolic cofactors facilitate cellular ATP production and stamina. It appears well aligned for individuals seeking a high-potency, comprehensive B-vitamin protocol for daily vitality.

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Metabolism Boost

Impact

High effect

Goal Fit

A-

Strength of Support

D+

Coverage

Formula Quality

Metabolic energy cycles are supported by a high-potency blend of B-vitamins, which act as essential cofactors in cellular respiration. These nutrients facilitate the conversion of carbohydrates, fats, and proteins into usable energy.

This B-complex focuses exclusively on enzymatic cofactors and does not include thyroid minerals or thermogenic agents. It provides a high-dosage nutrient base for individuals seeking foundational support for energy metabolism.

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Cognitive Support

Impact

High effect

B-

Goal Fit

B+

Strength of Support

Coverage

Formula Quality

High-potency doses of thiamine, riboflavin, and pyridoxine provide foundational support for neural energy metabolism and neurotransmitter production. These metabolic precursors appear well aligned with maintaining basic cognitive function and nerve health.

Inclusion of choline and inositol supports cellular signaling and structural integrity within the nervous system. The straightforward B-complex approach provides a reliable basis for individuals seeking metabolic brain support.

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Brain Health

Impact

High effect

Goal Fit

Strength of Support

C-

Coverage

B+

Formula Quality

This high-dose B-complex provides foundational support for brain energy metabolism and neurotransmitter synthesis. Thiamine, niacin, and pyridoxine are included at 100mg per serving.

B-vitamins are essential cofactors for neurological health, though high doses of pyridoxine require monitoring for long-term safety. Choline and inositol provide minor structural and signaling support for brain cells.

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Stress Relief

Impact

High effect

B-

Goal Fit

C+

Strength of Support

Coverage

Formula Quality

This high-strength B-complex provides potent doses of nutrients essential for the nervous system and adrenal function. Active ingredients such as Vitamin B5 and B6 are vital for synthesizing stress hormones and calming neurotransmitters.

While the B-vitamin profile is very strong, the formula lacks magnesium and adaptogens, which are prioritized for direct stress modulation. It serves as an excellent metabolic support tool but offers narrow coverage for the body's total physiological stress response.

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Skin Health

Impact

Moderate effect

D+

Goal Fit

B-

Strength of Support

Coverage

D+

Formula Quality

Niacin and Vitamin B5 are included in robust doses to support the skin's lipid barrier and cellular energy metabolic processes. These nutrients may contribute to improved hydration and situational sebum management.

The formula lacks direct antioxidant support from Vitamin C or E and excludes essential structural building blocks like collagen or minerals. It remains a high-potency general supplement with limited direct application for comprehensive skin health goals.

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Ingredients

Display goals

Ingredient	Amount per serving
Thiamine (Thiamine Mononitrate, Vitamin B1)	100 mg
Riboflavin (Vitamin B2)	100 mg
Niacin (Vitamin B3, Niacinamide)	100 mg
Vitamin B6 (Pyridoxine Hydrochloride)	100 mg
Folate	666 mcg DFE
Vitamin B12 (Cyanocobalamin)	100 mcg
Biotin (D-Biotin)	100 mcg
Pantothenic Acid (D-Calcium Pantothenate, Vitamin B5)	100 mg
Choline (Choline Bitartrate)	41 mg
Inositol	100 mg
Herbal Powdered Blend	2.5 mg

Report overview

Thiamin (Thiamine Mononitrate, Vitamin B1) · 100 mg OverallScore

B-

Active Ingredient Quality & Bioavailability

A+

Dose, Safety & Label Transparency

A+

Value

This bulk B-complex tablet delivers high-potency thiamin in its standard mononitrate form. It is a highly reputable, long-term supply option for comprehensive metabolic support at a very competitive price.

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Niacin (Vitamin B3, Niacinamide) · 100 mg OverallScore

B+

Active Ingredient Quality & Bioavailability

A+

Dose, Safety & Label Transparency

Value

This high-count B-complex from Solgar offers a reliable, no-flush niacinamide dose for long-term daily energy support. Its clean label and professional manufacturing make it a great baseline B-vitamin choice.

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Riboflavin (Vitamin B2) · 100 mg OverallScore

Active Ingredient Quality & Bioavailability

A+

Dose, Safety & Label Transparency

A+

Value

This supplement delivers a high-potency dose of standard riboflavin in a cost-effective tablet format. It is a straightforward choice for increasing B2 intake, though the tablet form is less bioavailable than capsules.

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