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美国目录 · USD。切换语言不会改变产品，也不代表已确认当地有售。

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结果: 140

请选择两到三种产品进行比较。

NIH DSLD · historical label · 2025-02-23

Garden of Life Vitamin Code

Raw B-12

维生素B12 · 胶囊

30 Vegan Capsule(s)

1000 mcg / 1 Capsule(s)标签每份的成分含量 · Vitamin B12 (Methylcobalamin)

NIH DSLD · historical label · 2024-12-21

Seeking Health

Active B12 1000

维生素B12 · 片剂

60 Lozenge(s)

1000 mcg / 1 Lozenge(s)标签每份的成分含量 · Vitamin B12 (Adenosylcobalamin; Mecobalactive)

NIH DSLD · historical label · 2025-03-25

Seeking Health

Active B12 5000

维生素B12 · 片剂

60 Lozenge(s)

5000 mcg / 1 Lozenge(s)标签每份的成分含量 · Vitamin B12 (Adenosylcobalamin; Mecobalactive)

NIH DSLD · historical label · 2024-12-21

Seeking Health

Hydroxo B12 2,000 mcg

维生素B12 · 片剂

60 Lozenge(s)

2000 mcg / 1 Lozenge(s)标签每份的成分含量 · Vitamin B12 (Hydroxocobalamin)

NIH DSLD · historical label · 2025-01-23

Seeking Health

Hydroxo B12 with Folinic Acid

维生素B12 · 片剂

60 Lozenge(s)

1360 mcg DFE / 1 Lozenge(s)标签每份的成分含量 · Folate (Calcium Salt; Folinic Acid)

NIH DSLD · historical label · 2025-03-25

Life Extension

Vitamin B12 Methylcobalamin 500 mcg

维生素B12 · 片剂

100 Vegetarian Lozenge(s)

500 mcg / 1 Vegetarian Lozenge(s)标签每份的成分含量 · Vitamin B12 (Methylcobalamin)

NIH DSLD · historical label · 2025-05-21

Life Extension

Vitamin B12 Methylcobalamin 500 mcg

维生素B12 · 片剂

100 Vegetarian Lozenge(s)

500 mcg / 1 Vegetarian Lozenge(s)标签每份的成分含量 · Vitamin B12 (Methylcobalamin)

NIH DSLD · historical label · 2025-04-24

Life Extension

B12 Elite

维生素B12 · 片剂

60 Vegetarian Lozenge(s)

1000 mcg / 1 Vegetarian Lozenge(s)标签每份的成分含量 · Vitamin B12 (Adenosylcobalamin; Methylcobalamin)

NIH DSLD · historical label · 2025-03-25

Life Extension

Vitamin B12 Methylcobalamin 1 mg

维生素B12 · 片剂

60 Vegetarian Lozenge(s)

1 mg / 1 Vegetarian Lozenge(s)标签每份的成分含量 · Vitamin B12 (Methylcobalamin)

NIH DSLD · historical label · 2025-06-25

Life Extension

Vitamin B12 Methylcobalamin 5 mg

维生素B12 · 片剂

60 Vegetarian Lozenge(s)

5 mg / 1 Vegetarian Lozenge(s)标签每份的成分含量 · Vitamin B12 (Methylcobalamin)

NIH DSLD · historical label · 2025-04-24

Global Healing

Vitamin B12 5,000 mcg

维生素B12 · 液体

1 Fluid Ounce(s) / 29.6 Milliliter(s)

5000 mcg / 1 mL标签每份的成分含量 · Vitamin B12 (Adenosylcobalamin; Hydroxocobalamin; Methylcobalamin)

NIH DSLD · historical label · 2025-06-25

Natrol

Vitamin B-12 5,000 mcg Fast Dissolve Strawberry

维生素B12 · 片剂

100 Tablet(s)

5000 mcg / 1 Tablet(s)标签每份的成分含量 · Vitamin B12 (Cyanocobalamin)

NIH DSLD · historical label · 2025-09-25

Country Life

Vitamin B12 1,000 mcg

维生素B12 · 片剂

60 Tablet(s)

1000 mcg / 1 Tablet(s)标签每份的成分含量 · Vitamin B12 (Cyanocobalamin)

NIH DSLD · historical label · 2025-09-25

Windmill

B12 Energy

维生素B12 · 片剂

100 Tablet(s)

25 mcg / 1 Tablet(s)标签每份的成分含量 · Vitamin D3 (Cholecalciferol)

NIH DSLD · historical label · 2025-09-25

NOW

Methyl B-12 5,000 mcg

维生素B12 · 片剂

60 Lozenge(s)

680 mcg DFE / 1 Lozenge(s)标签每份的成分含量 · Folate

NIH DSLD · historical label · 2025-07-24

Thorne

Vitamin B12 as Methylcobalamin

维生素B12 · 胶囊

60 Capsule(s)

1 mg / 1 Capsule(s)标签每份的成分含量 · Vitamin B12 (Methylcobalamin)

NIH DSLD · historical label · 2025-08-22

Dr. Berg

Natural Vitamin B12

维生素B12 · 胶囊

60 Capsule(s)

0.1 mg / 1 Capsule(s)标签每份的成分含量 · Thiamine

NIH DSLD · historical label · 2025-09-25

DNA Dynamic Nutritional Associates

B-12 Folic Acid

维生素B12 · 液体

1 Fluid Ounce(s)

400 mcg / 1 Drop(s)标签每份的成分含量 · Folic Acid