Nutrition Forum - Amino Acids

Hi.
My son has been taking this amino acid dietery supplement gotten from the internet and I am worried about its safety. The contents of the two supplements are listed below:

first type(takes once a day in the morning with the next type):
vitamins:
vitamin a (50% palmitate; 50% beta-carotene 15,000 iu
vitamin c (as ascorbic acid) 300 mg
vitamin d (as cholecalciferol) 400 iu
vitamin e (as d-alpha tocopheryl succinate) 150 iu
thiamin (as thiamin mononitrate) 75 mg
riboflavin 75 mg
niacin 75 mg
vitamin b6 (as pyridoxine hcl) 75 mg
folic acid 400 mcg
vitamin b12 (as cobalamin) 75 mcg
biotin 75 mcg
pantothenic acid (75 mg) 75 mcg

herbs (standardized extract):
korean ginseng 50 mg
american ginseng 50 mg
siberian ginseng 50 mg
ginkgo biloba 50 mg
gotu kola 30 mg

second type: (taken with the first type in the morning, 1 tablet, then 2 tablets in the evening)
minerals:

calcium (as calcium carbonate & gluconate-chelate)1000 mg
iron 1.5 mg
iodine 150 mg
magnesium 500 mg
zinc 10 mg
selenium (as l-selenomethionine) 50 mg
copper (as chelate, & copper oxide) 1 mg
manganese (as glycinate amino-acid chelate) 1 mg
chromium (as niacin amino-acid chelate) 30 mcg
molybdenum (glycine amino-acid chelate) 25 mcg
potassium (as potassium amino acid complex) 1.8 mg
inositol 100 mg
choline (as choline bitartrate) 50 mg
betaine hcl 25 mg
biotin 25 mg
bioflavonoids (citrus) 25 mg
hesperidin 10 mg
boron (as amino acid chelate) 3 mg
carotenoids 100 mcg

amino acids:
5-htp (hydroxytryptophan) 50 mg
lysin 50 mg
branched chain amino-acids (bcaa) 150 mg
(1:1:1 parts of leucine, isoleucine, and valine)
taurine 250 mg
l-arginine 250 mg
l-ornithine 125 mg
gaba (gamma amino butyric acid) 100 mg
gamma-oryzanol 125 mg

i do not know if these substances are safe, so could any professional assure me please.
Appreciate it thanks!