Effect of centrum energy

I have consumed centrum energy multivitamin for past 1 month. This is a general multivitamin with ginseng extract 50 mg and ginkgo biloba 60 mg.

Positive effects:

1. No depressed and anxiety feelings

2. Slightly increased focus and concentration to engage in works

Negative effects:

1. Decreased libido

2. No deep focus and concentration enough to understand new concepts

3. Slightly increased hand pain

Composition of Centrum multivitamin tablets

Centrum® Tablets

	Supplement Facts
	Serving Size 1 Tablet
	Each Tablet Contains	% Daily Value
	Vitamin A 3500 IU (29% as Beta-Carotene)	70%
	Vitamin C 60 mg	100%
	Vitamin D 400 IU	100%
	Vitamin E 30 IU	100%
	Vitamin K 25 mcg	31%
	Thiamin 1.5 mg	100%
	Riboflavin 1.7 mg	100%
	Niacin 20 mg	100%
	Vitamin B6 2 mg	100%
	Folic Acid 400 mcg	100%
	Vitamin B12 6 mcg	100%
	Biotin 30 mcg	10%
	Pantothenic Acid 10 mg	100%
	Calcium 200 mg	20%
	Iron 18 mg	100%
	Phosphorus 20 mg	2%
	Iodine 150 mcg	100%
	Magnesium 50 mg	13%
	Zinc 11 mg	73%
	Selenium 55 mcg	79%
	Copper 0.5 mg	25%
	Manganese 2.3 mg	115%
	Chromium 35 mcg	29%
	Molybdenum 45 mcg	60%
	Chloride 72 mg	2%
	Potassium 80 mg	2%
	Boron 75 mcg	*
	Nickel 5 mcg	*
	Silicon 2 mg	*
	Tin 10 mcg	*
	Vanadium 10 mcg	*
	* Daily Value not established.

Source: http://www.centrum.com/productdetail.aspx?BrandProductId=40