BioStacks
Dr. Berg

Natural Vitamin B12

1 Capsule · 60 servings · $0.32/serving

iHerbAmazon

Best for

Energy

Ingredients (9)

Vitamin B12

100%

Dose

1000 mcg

Target

250–5000 mcg

Form

Not listed

Vitamin B6

15%

Dose

0.2 mg

Target

1.3–25 mg

Form

—

Niacin

8%

Dose

2 mg

Target

25–500 mg

Form

—

Pantothenic acid

1%

Dose

0.5 mg

Target

50–500 mg

Form

—

Biotin

0%

Dose

3.3 mcg

Target

1000–5000 mcg

Form

—

Other Ingredients (1)

LeucineFlow Aid

Branched-chain amino acid used as a processing aid

How to Take It

Best taken in the morning

The Vitamin B12 in it is what pulls this toward the morning. Take it with food — the niacin in it is what makes this kind of product feel nauseating on an empty stomach.

With food

On the label

Take 1 capsule daily.

General guidance based on the ingredients, not a substitute for the label or your doctor.

Price Check

$19.19

$10$20$50

Near the median of 148 vitamin B7 supplements

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Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.

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