Vitacost Ratings and Reviews

5-HTP(565)
Algae(893)
Amino Acids(2,142)
Bee Pollen(330)
Caffeine(39)
Celadrin(82)
Charcoal(102)
Chitosan(43)
Chlorella(192)
Choline(144)
CoQ10(2,650)
Coconut Oil(4,119)
Collagen(353)
Colostrum(185)
D-Mannose(53)
DHEA(440)
DMAE(67)
EFAs(3,748)
EpiCor(38)
FOS(2)
Fish Oil(1,663)
GABA(196)
GLA(9)
Gelatin(19)
Glycine(14)
HGH(46)
Iodine(60)
Krill Oil(765)
Lecithin(282)
Letter Vitamins(12,712)
Lithium(6)
Lutein(404)
Lycopene(107)
MSM(445)
Melatonin(1,222)
Minerals(9,080)
Multivitamins(13,037)
NADH(53)
Omega-3(5,286)
Pectin(22)
Probiotics(6,335)
Propolis(84)
Pycnogenol(152)
Quercetin(136)
RNA/DNA(1)
Red Wine(12)
Relora(2)
SAMe(621)
Silica(21)
Soy(80)
Spirulina(112)
Yeast(65)
Shop Now At Vitacost
Shop L-Tryptophan or
Choose a Category

Product Reviews

Source Naturals L-Tryptophan -- 500 mg - 8 Tablets

Trial Size. MOOD RELAXATION SLEEP. The essential amino acid L-tryptophan helps support relaxation restful sleep and feeling better. It plays a part in the synthesis of both melatonin and serotonin hormones involved with mood and stress response. L-Tryptophan also supports immune functions because it is the body’s precursor to the kynurenines that regulate immunity. If needed L-tryptophan converts to niacin in the body which supports circulation a healthy nervous system the metabolism of food and the production of hydrochloric acid for the digestive system. Source Naturals L-TRYPTOPHAN is extremely pure and is regularly tested to ensure the highest standards of quality.
Overall rating:
3 / 5
3
 / 
5
(2 reviews) 2
Open Ratings Snapshot
Rating breakdown 2 reviews
5 Stars
1
4 Stars
0
3 Stars
0
2 Stars
0
1 Star
1
1 out of 2(50%)customers recommend this product.
Customer reviews for Source Naturals L-Tryptophan -- 500 mg - 8 Tablets
Review 1 for Source Naturals L-Tryptophan -- 500 mg - 8 Tablets
Overall rating:
1 / 5
1 / 5
fromBoise, Idaho
Age:45-54
Gender:Female
Duration of use:Less than 30 days
 June 4, 2013
" Didn't assist in sleeping at all, I will go back to melatonin. "
0points
0of 0voted this as helpful.
Review 2 for Source Naturals L-Tryptophan -- 500 mg - 8 Tablets
Overall rating:
5 / 5
5 / 5
fromCamarillo, California
Age:65-74
Gender:Female
Daily supplement usage:1-2 supplements daily
Referral source:Friend
Reason for usage:Promote overall health
Duration of use:Over 180 days
FANTASTIC RELAXATION
 November 10, 2012
" FOLLOWED THE DIRECTIONS AND HAD THE BEST SLEEP IN MY LIFE. NO OTHER PRODUCT HAS WORKED SO WELL FOR ME. "
0points
0of 0voted this as helpful.