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B-100

NOW
4.8
★ ★ ★ ★ ★
(10169 ratings)
Riboflavin 100 mg
Biotin 100 mcg
Vitamin B5 100 mg
Vitamin B12 100 mcg
Vitamin B6 100 mg
Niacin 100 mg
Thiamin 100 mg
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Score 78

A high-potency B-complex providing 100mg/mcg of most B vitamins, plus choline, inositol, and PABA, at a great price per serving for long-term use.

Quantity: 250 Capsule(s) • (250 servings)
Goals:
flag Vision Support
flag Metabolism Boost
flag Energy
flag Detoxification
flag Skin Health

leaderboard Score 78

A high-potency B-complex providing 100mg/mcg of most B vitamins, plus choline, inositol, and PABA, at a great price per serving for long-term use.

Quantity: 100, Dose: 50mgDose: 50mg, Quantity: 250

insightsAnalysis

This B-100 complex from NOW provides a substantial dose of essential B vitamins, with most core B vitamins present at 100mg or 100mcg. This higher potency is ideal for individuals seeking more intensive support for energy production, stress response, and overall metabolic function. It features common, effective forms like Thiamine Hydrochloride and Pyridoxine Hydrochloride, and uses Niacinamide to avoid the typical niacin flush.

Beyond the core B vitamins, it includes helpful cofactors such as Choline Bitartrate, Inositol, and PABA, which contribute to various physiological processes including cell membrane health and neurotransmitter support. Offered in a large 250-count bottle, it provides excellent long-term value for consistent high-dose supplementation.

thumb_upPros
  • High potency (100mg/mcg) for comprehensive B vitamin support.
  • Includes Choline, Inositol, and PABA for added benefits.
  • Niacin is in the flush-free Niacinamide form.
  • Excellent price per serving for a large quantity bottle.
thumb_downCons
  • Uses conventional (non-active) forms for several B vitamins (e.g., Pyridoxine HCl, Cyanocobalamin).
  • Folate form is not specified as active (likely folic acid).
  • Choline and Inositol doses are relatively low for a B-100 complex.
warningWarnings
  • Higher doses of B vitamins may cause a bright yellow discoloration of urine, which is normal.
  • If you have a history of sensitivity to supplements, consider starting with a lower dose or consulting a health professional.
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$27.63($0.11 per serving)
Amazon
$ 27.63
Vitacost
$ 34.19
Daily Vita
$ 34.70
Nutrition Faktory
$ 34.99
iHerb
$ 36.74
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Ingredients

IngredientAmount per serving
Thiamine
100 mg
Riboflavin
100 mg
Niacin
100 mg
Vitamin B6
100 mg
Folate
680 mcg DFE
Vitamin B12
100 mcg
Biotin
100 mcg
Pantothenic Acid
100 mg
Choline
10 mg
Inositol
10 mg
PABA
10 mg
grain_off Gluten Free person Adults 18–50 eco Vegan Kosher free_breakfast Dairy Free eco Vegetarian
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Categories

Niacin 80
It contains 100mg of Niacinamide, a well-tolerated form of B3 that supports energy production and cellular health without causing a 'niacin flush'. This is a preferred form for many users.
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Thiamin 75
With 100mg of Thiamine Hydrochloride, this supplies a strong and effective form of B1. Thiamine is crucial for carbohydrate metabolism and supporting nerve function.
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Biotin 75
Providing 100mcg of Biotin, this dose offers good support for healthy hair, skin, and nails, as well as macronutrient metabolism. It's a standard and useful amount for daily intake.
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Goals

flag Energy 80
With 100mg/mcg doses of the full B-complex, this product offers robust support for the body's energy production. It ensures ample cofactors are available for converting food into cellular energy, contributing to sustained vitality.
flag Metabolism Boost 80
As essential cofactors, the high concentrations of B vitamins in this complex are crucial for facilitating the metabolism of carbohydrates, fats, and proteins. This supports efficient nutrient utilization across the body.
flag General Health 78
The comprehensive blend of high-potency B vitamins, along with choline, inositol, and PABA, provides extensive support for various bodily systems. It's a strong choice for maintaining overall wellness and addressing broad nutritional needs.
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