21st Century Vitamins and Supplements - For Adults, Women

Vitamin B-12 2500 mcg

Vitamin B-12 2500 mcg - Main image
$5.84 $8.99 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 (4.0 / 5 · 5 reviews)

James ★★★★★

I've been taking one tablet daily with breakfast and notice a subtle but real improvement in my afternoon focus. The small size makes it easy to swallow compared to other B12 pills I've tried.

Michael M. ★★★★★

My energy levels have noticeably evened out since I started taking one of these with breakfast, and the 2500 mcg dose is strong enough that I don't have to worry about missing a day. The tablet itself is small and easy to swallow, which is a plus for someone who hates big pills.

Alexander X. ★★★★☆

I’ve been taking these for a month now and my energy levels are noticeably more stable throughout the afternoon. The 2500 mcg dose is potent enough that I only need one tablet a day.