Aminos & Performance
75 products • sorted: organic → natural → fermentation → natural + synthetic → synthetic
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Ranked by organic → natural → fermentation → natural + synthetic → synthetic, then a numeric per-$1 ahead of an honest gap, then seed oil at the end of that group, then fewest additional ingredients, then highest amount per $1.
NOW Sports L-Glutamine powder
NOW Foods
No additional ingredients
$19.99
22,761 mg L-glutamine per $1 spent
HMB (Calcium HMB) Powder
BulkSupplements.com
No additional ingredients
$22.97
8,979 mg HMB per $1 spent
L-Lysine
Amazing Formulas
No additional ingredients
$14.99
8,339 mg L-lysine per $1 spent
NOW L-Citrulline Pure powder
NOW Foods
No additional ingredients
$16.49
6,822 mg L-citrulline per $1 spent
Branched Chain Amino Acids, Free Form, 90 Capsules
Life Extension
$15.00
3,520 mg BCAAs per $1 spent
NOW Sports HMB powder
NOW Foods
No additional ingredients
$21.59
3,210 mg HMB per $1 spent
NOW Taurine powder
NOW Foods
$8.99
24,527 mg taurine per $1 spent
L-Arginine 700 mg
Life Extension
$20.25
6,914 mg L-arginine per $1 spent
BulkSupplements.com Green Coffee Bean Extract Powder
BulkSupplements.com
$22.97
4,354 mg green coffee per $1 spent
Nutricost Natural Caffeine 200mg, 250 Vegetarian Capsules
Nutricost
$17.95
2,786 mg caffeine per $1 spent
L-Lysine
Superior Labs
$21.95
2,733 mg L-lysine per $1 spent
Zhou Nutrition Green Tea Extract Supplement, 120 Vegan Friendly Capsules
Zhou Nutrition
$23.09
2,599 mg green tea extract per $1 spent
5-HTP 100 mg, Hydroxytryptophan
Nutricost *
$19.95
1,203 mg 5-HTP per $1 spent
NOW 5-HTP 100 mg veg capsules
NOW Foods
$16.79
714.71 mg 5-HTP per $1 spent
5-HTP 100 mg (Griffonia Simplicifolia), 60 Capsules
NOW Supplements *
$8.99
667.41 mg 5-HTP per $1 spent
Swanson Full Spectrum Green Coffee Bean 400 mg, 60 Capsules
Swanson
$7.99
3,004 mg green coffee per $1 spent
HMB, 1,000 mg capsules
Optimum Nutrition
$39.99
2,251 mg HMB per $1 spent
NOW Glycine 1,000 mg capsules
NOW Foods
$8.49
11,661 mg glycine per $1 spent
L-Glutamine 1000 mg, 100 Easy-Solv Tablets
Jarrow Formulas
$18.68
5,353 mg L-glutamine per $1 spent
l-Lysine
Pure Encapsulations
$15.50
2,903 mg L-lysine per $1 spent
NOW L-Theanine 100 mg capsules
NOW Foods
$10.99
818.93 mg L-theanine per $1 spent
L-Theanine 200 mg (Suntheanine)
Pure Encapsulations
$65.50
183.21 mg L-theanine per $1 spent
NOW Acetyl-L-Carnitine 500 mg veg capsules
NOW Foods
$14.99
3,336 mg acetyl-L-carnitine per $1 spent
L-Citrulline
Source Naturals
$22.05
2,721 mg L-citrulline per $1 spent
Serene Science 5-HTP 200 mg, 60 Capsules
Source Naturals
$16.07
746.73 mg 5-HTP per $1 spent
Wellness Code Muscle Strength & Restore Formula
Life Extension
$24.24
3,713 mg HMB per $1 spent
L-Carnitine 500 mg
Jarrow Formulas
$37.94
1,318 mg L-carnitine per $1 spent
L-Glutamine, Green Apple, 17.9 oz
Nutricost
$24.95
16,633 mg L-glutamine per $1 spent
Performance BCAA (e.g. Pineapple)
Nutricost
$27.95
12,880 mg BCAAs per $1 spent
HMB, 240 capsules
Nutricost
$19.95
6,015 mg HMB per $1 spent
Horbäach Caffeine Pills 220mg with Green Tea, 200 Tablets
Horbäach
$9.99
4,004 mg caffeine per $1 spent
Nature's Truth Caffeine Pills 220mg, 120 Count, with Green Tea Extract
Nature's Truth
$7.99
3,304 mg caffeine per $1 spent
Source Naturals Green Coffee Extract, 500 mg, 120 Tablets
Source Naturals
$24.15
2,484 mg green coffee per $1 spent
Clear Muscle Liquid HMB
MuscleTech
$48.59
1,729 mg HMB per $1 spent
Sports Research L-Theanine + Caffeine Nootropic, 60 Softgels
Sports Research
$22.95
522.88 mg L-theanine per $1 spent
XTEND Original 7G BCAA Powder, 30 Servings
XTEND
$21.32
9,850 mg BCAAs per $1 spent
Ghost Legend Pre-Workout (Orange Cream)
Ghost
$44.99
200.04 mg caffeine per $1 spent
HMB 1000
MET-Rx
no exact price on the stored label
no exact per-$1 figure on the stored label
5-HTP, Mood Support, Griffonia Simplicifolia Extract from Switzerland, 100 mg, 90 Veggie Capsules
California Gold Nutrition
no exact price on the stored label
no exact per-$1 figure on the stored label
no exact Amazon listing found
BCAA 1000 Capsules, 400 Count
Herbtonics *
no exact price on the stored label
no exact per-$1 figure on the stored label
no exact Amazon listing found
L-Lysine
Douglas Laboratories
no exact price on the stored label
no exact per-$1 figure on the stored label
no exact Amazon listing found
HOSSTILE PurCaf Organic Caffeine Capsules, 100 Count
HOSSTILE
no exact price on the stored label
no exact per-$1 figure on the stored label
Kaged Caffeine Pills, 100 mg PurCaf Caffeine
Kaged
$17.99
no exact per-$1 figure on the stored label
NOW L-Lysine, Double Strength 1000 mg Tablets
NOW Foods
no exact price on the stored label
no exact per-$1 figure on the stored label
L-Arginine 1000 mg
Solgar
no exact price on the stored label
no exact per-$1 figure on the stored label
no exact Amazon listing found
RSP AminoLean, a multi-ingredient blend
RSP
no exact price on the stored label
no exact per-$1 figure on the stored label
Fermented L-Citrulline Powder
Kaged
No additional ingredients
$15.99
12,508 mg L-citrulline per $1 spent
L-Citrulline, Fermented, Unflavored
BodyTech
No additional ingredients
$19.94
4,514 mg L-citrulline per $1 spent
L-Glutamine AjiPure, 120 Veggie Capsules, 500 mg
California Gold Nutrition
$10.67
5,623 mg L-glutamine per $1 spent
Sport, BCAA, AjiPure Branched Chain Amino Acids 2:1:1, 500 mg, 60 Veggie Capsules
California Gold Nutrition
$8.26
3,632 mg BCAAs per $1 spent
L-Theanine Suntheanine 200 mg
Sports Research
$19.95
601.5 mg L-theanine per $1 spent
Free-Form L-Arginine Base Capsules
Sunday Natural
no exact price on the stored label
no exact per-$1 figure on the stored label
no exact Amazon listing found
L-Citrulline DL-Malate (2:1)
Anastore
No additional ingredients
no exact price on the stored label
no exact per-$1 figure on the stored label
no exact Amazon listing found
L-Arginine forte
Unimedica
no exact price on the stored label
no exact per-$1 figure on the stored label
no exact Amazon listing found
Beta Alanine Powder, 1 kg (2.2 lbs)
BulkSupplements
No additional ingredients
$31.97
31,248 mg beta-alanine per $1 spent
NOW Supplements, Glycine Powder, 1 lb
NOW Foods
No additional ingredients
$14.99
30,220 mg glycine per $1 spent
Beta Alanine powder
BulkSupplements.com
No additional ingredients
$21.97
22,667 mg beta-alanine per $1 spent
BulkSupplements.com Glycine Powder
BulkSupplements
No additional ingredients
$22.97
21,680 mg glycine per $1 spent
Nutricost Glycine Powder 1lb
Nutricost
No additional ingredients
$21.95
20,638 mg glycine per $1 spent
Beta-Alanine 3 g Unflavored
Nutricost
No additional ingredients
$14.95
20,067 mg beta-alanine per $1 spent
NOW Beta-Alanine Powder
NOW Foods
No additional ingredients
$29.40
17,007 mg beta-alanine per $1 spent
Beta Alanine Powder, 12.7 oz (360 g)
NutraBio
No additional ingredients
$23.99
15,006 mg beta-alanine per $1 spent
HMB 1000, 60 Capsules
MRM Nutrition
$29.99
2,001 mg HMB per $1 spent
Taurine 1000 mg, 90 Vegetarian Capsules
Life Extension
$9.75
9,231 mg taurine per $1 spent
Taurine, 1,000 mg, 100 Vegetable Capsules
The Vitamin Shoppe
$17.94
5,574 mg taurine per $1 spent
Sports Beta-Alanine Endurance, 750 mg (120 capsules)
NOW Foods
$14.99
6,004 mg beta-alanine per $1 spent
HMB 1000, 120 Capsules
Nutrex Research
$16.34
3,672 mg HMB per $1 spent
Taurine (500 mg, Vegetarian Capsules)
Douglas Laboratories
$20.50
2,439 mg taurine per $1 spent
Beta Alanine-SR, 120 tablets
Thorne
$46.00
2,087 mg beta-alanine per $1 spent
HMB Double Strength 1000 mg, 90 Tablets
NOW Sports
$27.43
3,281 mg HMB per $1 spent
Beta-Alanine Powder Unflavored, 75 servings
Optimum Nutrition
no exact price on the stored label
no exact per-$1 figure on the stored label
Beta-Alanine, 180 capsules (850 mg per capsule)
Primaforce
$14.99
no exact per-$1 figure on the stored label
Taurine, 90 Vegetarian Capsules
Thorne
no exact price on the stored label
no exact per-$1 figure on the stored label