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Amino Acids by the Vitamin Shoppe

Amino acids are the building blocks of protein and play a vital role in supporting muscle growth, recovery, and overall wellness. At The Vitamin Shoppe, we offer a wide range of amino acid supplements by leading brands to help you meet your fitness and nutritional goals.

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Displaying 1 - 38 of 38

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NAC N-Acetyl-L-Cysteine - Promotes Cellular Health, Immune & Antioxidant Support - 600 MG (200 Capsules)
(62)
$34.99

Same-Day Delivery. Order by 2PM.

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Amino Acid Complex for Exercise Performance (100 Tablets)
(24)
$27.99

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Reduced Glutathione Antioxidant - Immune Support & Cellular Health - 500 MG (60 Capsules)
(7)
$38.99

Same-Day Delivery. Order by 2PM.

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Carnipure L-Carnitine - Supports Cardiovascular Health, Energy Production & Fat Metabolism - 1000 MG (100 Tablets)
(12)
$56.99

Same-Day Delivery. Order by 2PM.

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L-Citrulline - Free-Form Amino Acid - Nitric Oxide Booster - 1,000 MG (120 Vegetarian Capsules)
(14)
$25.99

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Glycine - Nervous System Support & Restful Sleep - 3,000 MG (100 Capsules)
(1)
$17.99

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L-Lysine - Essential Amino Acid - Collagen & Elastin Production - 500 MG (300 Capsules)
(13)
$31.99

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L-Lysine - Essential Amino Acid - Collagen & Elastin Production - 1,000 MG (100 Tablets)
(15)
$17.99

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BOGO

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L-Arginine Amino Acid - Supports Production of Nitric Oxide - 500 MG (300 Capsules)
(13)
$29.99

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Glycine Powder – 3,000 MG – Restful Sleep & Nervous System Support (8 oz./75 Servings)
(3)
$17.99

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Carnipure L-Carnitine - Supports Cardiovascular Health, Energy Production & Fat Metabolism - 1,000 MG (50 Tablets)
(2)
$37.99

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L-Tyrosine - Supports Mental Alertness, Neurotransmitter Production & Brain Function - 500 MG (300 Capsules)
(6)
$37.99

Same-Day Delivery. Order by 2PM.

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L-Carnitine - Amino Acid to Support Fat Metabolism & Cardiovascular Health - 3,000 MG - Raspberry (24 fl. oz.)
(4)
$34.99

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Taurine - Free-Form Amino Acid for Cardiovascular Health - 500 MG (100 Capsules)
(6)
$10.99

Same-Day Delivery. Order by 2PM.

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BOGO

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NAC N-Acetyl-L-Cysteine - Promotes Cellular Health, Immune & Antioxidant Support - 600 MG (100 Capsules)
(6)
$24.99

Same-Day Delivery. Order by 2PM.

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Carnipure L-Carnitine Amino Acid - Cardiovascular Health, Energy Production, & Fat Metabolism - 500 MG (100 Tablets)
(3)
$39.99

Same-Day Delivery. Order by 2PM.

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Taurine - Free-Form Amino Acid for Cardiovascular Health - 500 MG (300 Capsules)
(6)
$24.99

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L-Glutamine - Free Form Amino Acid for Muscle & Gut Health - 500 MG (300 Capsules)
(5)
$32.99

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BOGO

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NAC N-Acetyl-L-Cysteine - Promotes Cellular Health, Immune & Antioxidant Support - 600 MG (50 Capsules)
(10)
$13.99

Same-Day Delivery. Order by 2PM.

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GABA for Relaxation & Focus - 750 MG (180 Tablets)
(12)
$34.99

Same-Day Delivery. Order by 2PM.

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BOGO

 Final Week! BOGO 50% Off i
L-Lysine - Essential Amino Acid - Collagen & Elastin Production - 500 MG (100 Capsules)
(10)
$12.99

Same-Day Delivery. Order by 2PM.

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L-Carnitine Amino Acid - 3,000 MG - Supports Energy Production & Fat Metabolism - Raspberry (16 fl. oz.)
(2)
$29.99

Same-Day Delivery. Order by 2PM.

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BOGO

 Final Week! BOGO 50% Off i
L-Tyrosine - Supports Mental Alertness, Neurotransmitter Production & Brain Function - 500 MG (100 Capsules)
(13)
$19.99

Same-Day Delivery. Order by 2PM.

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BOGO

 Final Week! BOGO 50% Off i
Carnipure L-Carnitine - Supports Cardiovascular Health, Energy Production & Fat Metabolism - 500 MG (50 Tablets)
(5)
$24.99

Same-Day Delivery. Order by 2PM.

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BOGO

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L-Arginine Amino Acid - Supports Production of Nitric Oxide - 500 MG (100 Capsules)
(7)
$18.99

Same-Day Delivery. Order by 2PM.

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BOGO

 Final Week! BOGO 50% Off i
GABA for Relaxation & Focus - 750 MG (90 Tablets)
(11)
$21.99

Same-Day Delivery. Order by 2PM.

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BOGO

 Final Week! BOGO 50% Off i
L-Glutamine - Free Form Amino Acid for Muscle & Gut Health - 500 MG (100 Capsules)
(6)
$21.99

Same-Day Delivery. Order by 2PM.

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BOGO

 Final Week! BOGO 50% Off i
Reduced Glutathione Antioxidant - Immune Support & Cellular Health - 250 MG (100 Capsules)
(5)
$39.99

Same-Day Delivery. Order by 2PM.

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BOGO

 Final Week! BOGO 50% Off i
Carnipure L-Carnitine Amino Acid - 1,100 MG - Raspberry (16 fl. oz.)
(13)
$24.99

Same-Day Delivery. Order by 2PM.

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BOGO

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L-Citrulline Powder – Nitric Oxide Booster – Unflavored (60 Servings)
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$24.99

Same-Day Delivery. Order by 2PM.

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 Clearance! i
L-Carnosine Amino Acid - Cellular Health - 500 MG (100 Capsules)
(2)
$11.74
(75% off)

Same-Day Delivery. Order by 2PM.

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Double Strength Taurine - Cardiovascular & Nervous System Support - 1,000 MG (100 Vegetable Capsules)
(3)
$14.99

Same-Day Delivery. Order by 2PM.

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BOGO

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L-Arginine & Ornithine – Supports Cardiovascular Health & Nitric Oxide Booster – 2,000 MG (300 Vegetable Capsules)
(2)
$34.99

Same-Day Delivery. Order by 2PM.

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Find Amino Acids by the Vitamin Shoppe at The Vitamin Shoppe Store Near You

There are more than 600 The Vitamin Shoppe® stores across the US, so it's very likely you can pop in and find Amino Acids by the Vitamin Shoppe locally. Check out our store locator to find a Shoppe near you. Don’t forget—you’ll save at least 15% on every subscription with Auto Delivery, plus an addition 5% off select brands to help you stay on the path. Not only will you never miss a thing, but you’ll also get free shipping on subscription refills of $25 or more!* You define what better looks (and feels) like—Count on us to help you get there.


Shipping & Returns

  • FREE for Orders over $35

    Orders under $35, domestic shipping is only $6.99. Find more at our Shipping Policy page.

    • Return Policy for Items Purchased Online

    Shop with confidence with our Easy Returns Policy. Customers may return any opened or unopened merchandise purchased from any Vitamin Shoppe channel to any Vitamin Shoppe store within 30 days. Find more at our full Returns Policy page.

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