NSI Ratings and Reviews
Children's Health(152)
Digestive Health(2,529)
Energy(379)
General Health(1,734)
Homeopathic Remedies(3,311)
Men's Health(153)
Minerals(5,506)
Mood Health(467)
Nail Skin & Hair(283)
Respiratory Health(238)
Shop By Supplement(27,918)
5-HTP(374)
7-Keto(63)
AHCC (Mushrooms)(32)
Algae(550)
Amino Acids(915)
Antioxidants(295)
Apple Cider Vinegar(375)
Astaxanthin(159)
Bee Pollen(120)
Benfotiamine(44)
Beta Sitosterol(31)
Beta-Glucan(8)
Bioflavonoids(104)
Brewer's Yeast(134)
Caffeine(77)
Celadrin(68)
Charcoal(42)
Chitosan(24)
Chlorella(64)
Chlorophyll(4)
Choline(97)
Cod Liver Oil(501)
Coenzyme Q10 - CoQ10(1,744)
Collagen(85)
Colostrum(130)
D-Mannose(28)
D-Ribose(125)
DHEA(207)
DL-Phenylalanine(32)
DMAE(61)
EFAs (Essential Fatty Acids)(7,021)
EpiCor(25)
Flax(497)
GABA(104)
GLA(10)
Gelatin(7)
Glucosamine and Chondroitin(1,043)
Glutathione(57)
Glycine(4)
Guar Gum(1)
HGH(8)
Hyaluronic Acid(298)
Inosine(5)
Iodine(22)
L-Arginine(46)
L-Aspartic(2)
L-Carnitine(58)
L-Carnosine(5)
L-Cysteine(7)
L-Glutamine(35)
L-Histidine(5)
L-Leucine(2)
L-Lysine(121)
L-Methionine(7)
L-Ornithine(9)
L-Theanine(136)
L-Tryptophan(46)
L-Tyrosine(50)
LPP(28)
Laktoferrin(15)
Lecithin(238)
Lithium(26)
Longevatrol(79)
Lumbrokinase(1)
Lutein(188)
Lycopene(61)
MSM(275)
Malic Acid(2)
Mastic Gum(3)
Melatonin(556)
NADH(33)
Nattokinase(93)
Octacosanol(16)
Pancreatin(25)
Pectin(32)
Policosanol(29)
Prebiotics(2)
Pregnenolone(31)
Probiotics(2,969)
Propolis(13)
Pycnogenol(92)
Quercetin(89)
R-Lipoic Acid(43)
RNA/DNA(6)
Red Wine(8)
Red Yeast Rice(248)
Resveratrol(438)
Royal Jelly(111)
SAMe(386)
Seed & Nut Oils(1,687)
Shark Cartilage(24)
Silica(3)
Soy(64)
Spirulina(26)
Stevia(1,552)
Sytrinol(1)
Taurine(58)
Tonalin & CLA(358)
Vinpocetine(30)
Whole Foods(604)
Xanthan Gum(1)
Yeast(63)
Specialty Formulas(4,577)
Women's Health(854)
Shop Now At NSI
Top-Rated Products
L-Carnitine Reviews
Overall Rating:
"I got this by accident instead of l carnitine and noticed my mood was better. I believe it's a good brain food. I've tried 3 brands and they are all good."... (read full reviews)
Overall Rating:
"I noticed a difference right away. Recalling people's names, which would be a struggle, now is amazingly easy. I notice more mental clarity now, even though I've been taking Gingko and omega oil,"... (read full reviews)
Overall Rating:
"Taken in conjunction with Taurine boosts energy level up a notch."... (read full reviews)
Life Extension Optimized Carnitine with GlycoCarn -- 60 Vegetarian Capsules
(2 reviews)product details
Overall Rating:
"As far as Carnitine formulations go this product is the "best of the very best" IMO. I have used this product for well over a year. Works as advertised!"... (read full reviews)
Overall Rating:
"I have tried them all. MRM has given me the best results. There quality is outstanding."... (read full reviews)
Overall Rating:
"I've purchased other brands and none is better than Twin-lab L Carnitine. I take it in the morning and before my workouts and the energy and calorie burning is incredible. When I don't take it I feel"... (read full reviews)
Overall Rating:
"This is a good weight loss tool. It is good to utilize fat better. It doesn't work right away. You have to use for a couple months, maybe 3 or 4 to see results."... (read full reviews)
Overall Rating:
"I have taken this for over two months now. It was recommended to me to try this product for a specific health condition in addition to taking medication.
It's very easy to mix into juices and other"... (read full reviews)
Overall Rating:
"This product helped me put on more muscle. I take it everyday before my workouts."... (read full reviews)
Overall Rating:
"The only reason I gave a 3 to quality is that so far in the bottle purchased there are 2 empty capsules and this is poor quality control. Otherwise, its a very good product"... (read full reviews)
Overall Rating:
"best L Carnitine I have found!"... (read full reviews)
Overall Rating:
"Some might be intimidated by the size of this tab, but it's long/narrow and I don't have any trouble with it. Very effective in my CoQ10-Carnitine-Ribose regimen; blood pressure behaves very nicely."... (read full reviews)
Vitacost Acetyl L-Carnitine HCl & Acetyl L-Carnitine Arginate -- 200 Capsules
(8 reviews)product details
Overall Rating:
"This product did not have effect. after a box was no change of mine finds to feel, neither positively nor negatively"... (read full reviews)
Overall Rating:
Source Naturals Acetyl L-Carnitine and Alpha-Lipoic Acid -- 650 mg - 120 Tablets
(1 ratings)product details
Overall Rating:
Dynamic Health Liquid L-Carnitine with CoQ-10 plus L-Arginine Lemon Lime -- 16 fl oz
(5 reviews)product details
Overall Rating:
"Excellent taste. Excellent results."... (read full reviews)
Overall Rating:
"NEVER MADE A DIME'S WORTH OF DIFFERENCE...WASTE OF $$"... (read full reviews)