21st Century Vitamins and Supplements - For Adults, Women

Vitamin B-12 5000 mcg

Vitamin B-12 5000 mcg - Main image
$9.37 $12.49 In stock

Category: 維生素B

維生素B-12(氰鈷胺)存在於魚類、肉類、家禽、雞蛋和乳製品等食物來源中。

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Customer Reviews (4.6 / 5 · 5 reviews)

Nicholas T. ★★★★★

I’ve been taking one tablet each morning with breakfast, and the 5000 mcg dosage feels like it gives me steady energy without any jitters. The tablets are small and easy to swallow, which I appreciate since I struggle with larger pills.

Jason ★★★★★

I was getting sluggish by mid-afternoon every day, but since I started taking this 5000 mcg tablet with breakfast, that fog has pretty much disappeared. It dissolves fast and the 5000 mcg dose feels like it actually does something.

Claire G. ★★★★★

I take mine with lunch and it's really helped with that mid-afternoon slump I used to get—5000 mcg seems to be just the right dose for me to feel steady energy without any jitters.