You're in Vitamins & Nutrition

Narrow Search Results

  • Price Range

    $ to $
    Update>>
  • By Vitamin & Nutrition Type

    By Health Conditions

    By Health Maintenance

    By Vitamin / Supplement Form

    By Popular Diets

    Additional Options

    By Keyword

    Compare prices on the latest Vitamins and Nutrition

    Shop BizRate for the best in vitamins & nutrition. Buy Nutritional Supplements, Hoodia, Mulitvitamins or Minerals for weight loss.

    Doctor's Best Suntheanine L-Theanine Veggie Caps, 150 Mg, 90 Ct, Green

    Doctor's Best Suntheanine L-Theanine Veggie Caps, 150 Mg, 90 Ct, Green

    Doctor’s Best Suntheanine is a patented form of the amino acid L-theanine. L-theanine is an amino acid found in green tea that is responsible for the relaxation-inducing effect of tea consumption. Suntheanine has been shown to promote an alert state of... more

    $11.87

    go to store
    Doctor's Best - Suntheanine L-Theanine 150 mg. - 90 Vegetarian Capsules

    Doctor's Best - Suntheanine L-Theanine 150 mg. - 90 Vegetarian Capsules

    Doctors Best - Suntheanine L-Theanine 150 mg. - 90 Vegetarian Capsules Doctors Best Suntheanine L-Theanine contains 10 more

    $29.99 $15.35

    go to store
    Doctor's BEST Suntheanine L-Theanine 150mg Veggie Caps - 90 CT

    Doctor's BEST Suntheanine L-Theanine 150mg Veggie Caps - 90 CT

    Doctor's Best Suntheanine L-Theanine, 150mg, 90 Ct more

    $29.99 $20.25

    go to store
    Suntheanine L-Theanine 150mg Doctors Best 90 VCaps

    Suntheanine L-Theanine 150mg Doctors Best 90 VCaps

    Suntheanine L-Theanine 150mg Suntheanine L-Theanine contains 100% Suntheanine, a patented pure form of the amino acid L-theanine produced in Japan from green tea leaves. This award-winning brand of theanine has been the subject of numerous safety... more

    $20.99

    FREE shipping

    go to store
    L-Theanine -200mg Amino Acid Supplement for Stress Relief- 90 Free Vegetarian Capsules-Natural & Green Tea Derived L Theanine For Cognitive, Cardiovascular & Antioxidant Support, Purple

    L-Theanine -200mg Amino Acid Supplement for Stress Relief- 90 Free Vegetarian Capsules-Natural & Green Tea Derived L Theanine For Cognitive, Cardiovascular & Antioxidant Support, Purple

    Enjoy a relaxing and stress-free way of life with Zenwise Labs' calming L-Theanine Supplement Difficult times can cause men and women to experience the following challenges throughout their day: - A stressed and anxious state of mind - A lack of focus... more

    $14.97

    go to store
    BRI Nutrition 200mg L-Theanine Enhanced with 100 mg of Inositol - 60 Count 200mg L Theanine Veggie Capsules, Brown

    BRI Nutrition 200mg L-Theanine Enhanced with 100 mg of Inositol - 60 Count 200mg L Theanine Veggie Capsules, Brown

    BRI Nutrition 200mg L-Theanine Enhanced with 100 mg of Inositol - 60 Count 200mg L Theanine Veggie Capsules, Brown ; Health & Beauty -> Health Care -> Fitness & Nutrition -> Vitamins & Supplements more

    $13.88

    go to store
    Source Naturals Theanine Serene with Relora-120 Tablets

    Source Naturals Theanine Serene with Relora-120 Tablets

    Free Gift with Purchase of $10 or More

    From the Manufacturer:Theanine Serene with Relora contains the amino acid L-theanine, to support relaxation. It also features magnesium to support muscle and nerve relaxation, calming holy basil leaf and Relora. Relora contains magnolia and... more

    $39.50 $21.49

    go to store
    Virbac Anxitane (L-Theanine) Medium & Large Chewable Dog Tablets, 30 count

    Virbac Anxitane (L-Theanine) Medium & Large Chewable Dog Tablets, 30 count

    Virbac Anxitane (L-Theanine) Medium & Large Chewable Dog Tablets, 30 count; ANXITANE Tablets contain pure L-Theanine, also known as Suntheanine, an amino acid that acts neurologically to help keep dogs calm, relaxed, and well behaved. Clinically proven... more

    $39.14

    FREE shipping

    go to store
    Virbac Anxitane (L-Theanine) Small Chewable Dog & Cat Tablets, 30 count

    Virbac Anxitane (L-Theanine) Small Chewable Dog & Cat Tablets, 30 count

    Virbac Anxitane (L-Theanine) Small Chewable Dog & Cat Tablets, 30 count; ANXITANE Tablets contain pure L-Theanine, also known as Suntheanine, an amino acid that acts neurologically to help keep dogs and cats calm, relaxed, and well behaved. Clinically... more

    $31.04

    FREE shipping

    go to store
    Puritan's Pride L-Theanine 200 mg & Valerian Extract 100 mg-30 Tablets

    Puritan's Pride L-Theanine 200 mg & Valerian Extract 100 mg-30 Tablets

    Save up to 50% or more + Free Shipping on any

    Supports a calm, relaxed moodPuritans Pride supplements are produced from the finest raw materials under stringent quality control standards. State-of-the-art manufacturing and packaging facilities ensure you the highest quality nutritional supplements... more

    $12.99 $6.49

    FREE shipping

    go to store
    Natural Factors - Stress-Relax Suntheanine L-Theanine 125 mg. - 60 Vegetarian Capsules Formerly L-Theanine

    Natural Factors - Stress-Relax Suntheanine L-Theanine 125 mg. - 60 Vegetarian Capsules Formerly L-Theanine

    Natural Factors Stress-Relax Suntheanine L-Theanine - 60 Vegetarian Capsules Natural Factors Stress-Relax Suntheanine L-The more

    $25.95 $18.17

    go to store
    L-Theanine -200mg Amino Acid Supplement for Stress Relief- 90 Caffeine Free Vegetarian Capsules-Natural & Green Tea Derived L Theanine For Cognitive, Cardiovascular & Antioxidant Support

    L-Theanine -200mg Amino Acid Supplement for Stress Relief- 90 Caffeine Free Vegetarian Capsules-Natural & Green Tea Derived L Theanine For Cognitive, Cardiovascular & Antioxidant Support

    Enjoy a relaxing and stress-free way of life with Zenwise Labs' calming L-Theanine Supplement Difficult times can cause men and women to experience the following challenges throughout their day: - A stressed and anxious state of mind - A lack of focus... more

    $14.95

    go to store
    Source Naturals - L-Theanine 200 mg. - 30 Capsules

    Source Naturals - L-Theanine 200 mg. - 30 Capsules

    Source Naturals - L-Theanine 200 mg - 30 Capsules Source Naturals L-Theanine helps reduce anxiety. L-Theanine is a more

    $17.50 $9.20

    go to store
    GNC L-Theanine 200 - 60 Capsules

    GNC L-Theanine 200 - 60 Capsules

    GNC L-Theanine 200 - 60 Capsules more

    $21.99

    go to store
    Source Naturals L-Theanine - 200 mg - 60 Capsules

    Source Naturals L-Theanine - 200 mg - 60 Capsules

    $16.81

    FREE shipping

    go to store
    Now Foods L-Theanine Pure Powder - 1 oz.

    Now Foods L-Theanine Pure Powder - 1 oz.

    Promotes Relaxation* Healthy Vascular Function* L-Theanine is a unique amino acid found naturally in the tea plant (Camellia sinensis). L-Theanine promotes relaxation while maintaining alertness and promotes healthy cognitive function.* L-Theanine may... more

    $22.43

    FREE shipping

    go to store
    Pure Encapsulations Memory/Cognitive Support - l-Theanine - 60

    Pure Encapsulations Memory/Cognitive Support - l-Theanine - 60

    l-Theanine - 60 Capsules. For centuries many people have found that green tea has a positive impact on their well-being. It may provide a mild boost without the buzz and some find it relaxing. In addition green tea extract can also have other health... more

    $46.00

    FREE shipping

    go to store

    PureFormulas

    (25,000+)
    Natural Factors - Stress-Relax Suntheanine L-Theanine 125 mg. - 60 Vegetarian Capsules Formerly L-Theanine

    Natural Factors - Stress-Relax Suntheanine L-Theanine 125 mg. - 60 Vegetarian Capsules Formerly L-Theanine

    Natural Factors Stress-Relax Suntheanine L-Theanine - 60 Vegetarian Capsules Natural Factors Stress-Relax Suntheanine L-Theanine is for mental calmness and relaxation. Natural Factors Stress-Relax Suntheanine L-Theanine contains pure L-Theanine, a... more

    $25.95 $18.99

    FREE shipping

    go to store
    Integrative Therapeutics Nervous System Support - L-Theanine - 60 Veg

    Integrative Therapeutics Nervous System Support - L-Theanine - 60 Veg

    L-Theanine - 60 Veg Capsules. Integrative Therapeutics L-Theanine 100 mg provides a powerful boost of Theanine a natural substance found in Japanese green tea. Integrative Therapeutics supplement features the L-isomer of the extremely beneficial amino... more

    $20.50

    FREE shipping

    go to store

    PureFormulas

    (25,000+)
    Now L-Theanine 200mg 60 Veg Capsules

    Now L-Theanine 200mg 60 Veg Capsules

    NOW Foods; Now L-Theanine 200mg 60 Veg Capsules; Health & Beauty > Vitamins & Dietary Supplements > Supplements more

    $12.43

    go to store
    Enzymatic Therapy L-Theanine -- 60 Vegetarian Capsules, White

    Enzymatic Therapy L-Theanine -- 60 Vegetarian Capsules, White

    Enzymatic Therapy L-Theanine -- 60 Vegetarian Capsules, White ; Health & Beauty -> Health Care -> Fitness & Nutrition -> Vitamins & Supplements more

    $11.49

    go to store
    Swanson Gabaplex w/L-Tyrosine & L-Theanine 60 Veg Caps

    Swanson Gabaplex w/L-Tyrosine & L-Theanine 60 Veg Caps

    Don't let stress overload push you over the edge--get back in control with the advanced calming nutrition of Swanson Ultra GABAplex with L-Tyrosine & L-Theanine. more

    $18.98

    go to store
    Rainbow Light Mental Calm with Coenzymate Bs, L-Theanine & Gaba, Tablets - 60 ea

    Rainbow Light Mental Calm with Coenzymate Bs, L-Theanine & Gaba, Tablets - 60 ea

    Mental Calm promotes mental clarity and calm, and reduces the experience of racing thoughts without the side effects associated with sedatives.* They help your body to better manage stress and may improve sleep, all in one easy-to-swallow mini-tablet.*... more

    $18.19

    go to store
    L-Theanine Mag Glycinate ActivMelt Tangerine (Orange) Kal 9.2 oz Powder

    L-Theanine Mag Glycinate ActivMelt Tangerine (Orange) Kal 9.2 oz Powder

    L-Theanine Mag Glycinate ActivMelt Tangerine (Orange) Kal 9.2 oz Powder ; Health & Beauty -> Health Care -> Fitness & Nutrition -> Vitamins & Supplements more

    $23.77

    go to store
    Kal L-Theanine 100 mg - 30 Tablets, Green

    Kal L-Theanine 100 mg - 30 Tablets, Green

    1 Daily Anti-Stress Formula Free Form Kal® L-Theanine anti-stress formula provides a Free Form amino acid found naturally in green tea. It is intended to provide nutritive support for a feeling of relaxation. Different from other relaxation type... more

    $10.64

    go to store
    Davinci Labs, L-Theanine 200 mg 60 vcaps

    Davinci Labs, L-Theanine 200 mg 60 vcaps

    Davinci Labs, L-Theanine 200 mg 60 vcaps ; Health & Beauty -> Health Care -> Fitness & Nutrition -> Vitamins & Supplements more

    $34.40

    go to store
    NOW Foods L- Theanine, 200 Mg, 120 Ct

    NOW Foods L- Theanine, 200 Mg, 120 Ct

    NOW Foods; NOW Foods L- Theanine, 200 Mg, 120 Ct; Health & Beauty > Vitamins & Dietary Supplements > Supplements more

    $24.84

    go to store
    Enzymatic Therapy L-Theanine 180 Vegetarian Capsules, White

    Enzymatic Therapy L-Theanine 180 Vegetarian Capsules, White

    Suntheanine® Patented Amino Acid Promotes Relaxation Gluten Free Vegetarian Patented form of L-Theanine Research dose Directions Take 1 capsule up to three times daily. For maximum support, take 2 capsules three times daily. Free Of Gluten, sugar,... more

    $25.40

    go to store
    Solaray L-Theanine Sugar-Free Lemon (Yellow) Lime 200 mg - 30 Chewables

    Solaray L-Theanine Sugar-Free Lemon (Yellow) Lime 200 mg - 30 Chewables

    L-Theanine Chewable 200 mg from Solaray is relief from anxiety and stress in a fast-acting, sugar-free chewable that won't make you drowsy. Color: Lemon. more

    $15.01

    go to store
    Kirkman, L-Theanine 250mg 100 caps

    Kirkman, L-Theanine 250mg 100 caps

    Kirkman, L-Theanine 250mg 100 caps ; Health & Beauty -> Health Care -> Fitness & Nutrition -> Vitamins & Supplements more

    $29.17

    go to store
    Lifetime L-Theanine -- 200 mg - 30 Vegetarian Capsules

    Lifetime L-Theanine -- 200 mg - 30 Vegetarian Capsules

    Premium Quality L-Theanine is an amino acid commonly found in tea that has been studied extensively. Research suggests that L-Theanine may provide nutritive support for feelings of relaxation without drowsiness. Directions Use only as directed. Take... more

    $16.53

    go to store
    Bluebonnet Nutrition - L-Theanine 150 mg. - 30 Vegetarian Capsules, Brown

    Bluebonnet Nutrition - L-Theanine 150 mg. - 30 Vegetarian Capsules, Brown

    Free-Form Amino Acid Gluten-Free Vegetarian Kosher Non-GMO Bluebonnet's L-Theanine 150 mg Capsules provide the pharmaceutical grade, free-form amino acid L-theanine in its purest crystalline form from the makers of Suntheanine® the only L-theanine... more

    $16.76

    go to store
    L-Theanine 200mg by Nature's Trove - 120 Vegetarian Capsules, Green

    L-Theanine 200mg by Nature's Trove - 120 Vegetarian Capsules, Green

    L-Theanine is an amino acid found naturally in green tea. The FDA recognizes L-theanine as a GRAS (Generally Recognized As Safe) substance. Studies indicate that L-Theanine can: Help promote relaxation and a sense of calm without causing drowsiness or... more

    $11.02

    go to store
    L-Theanine 100 mg 60 Caps

    L-Theanine 100 mg 60 Caps

    Get the most out of your life by de-stressing naturally with L-theanine! This unique amino acid has been extensively researched and shown to promote relaxation without causing drowsiness. It works by enhancing endocrine function, stimulating specific... more

    $11.98

    go to store
    L-Theanine Powder 500g, Green

    L-Theanine Powder 500g, Green

    NexGen Performance ; L-Theanine Powder 500g, Green ; Health & Beauty -> Health Care -> Fitness & Nutrition -> Nutrition Drinks & Shakes more

    $52.57

    FREE shipping

    go to store
    L Theanine 400 mg Nature's Life 30 Tabs, Green

    L Theanine 400 mg Nature's Life 30 Tabs, Green

    L Theanine 400 mg Nature's Life 30 Tabs, Green ; Health & Beauty -> Health Care -> Fitness & Nutrition -> Vitamins & Supplements more

    $26.21

    go to store
    Solaray L-Theanine 200 mg - 45 Vegetarian Capsules, Green

    Solaray L-Theanine 200 mg - 45 Vegetarian Capsules, Green

    The L-Theanine in Solaray L-Theanine is a free-form amino acid found in Green Tea that has been studied for its reputed ability to provide nutritional support for a feeling of relaxation. Size: 45. more

    $18.42

    go to store
    Double Potency Suntheanine L-Theanine 200 mg 60 Veg Caps, Green

    Double Potency Suntheanine L-Theanine 200 mg 60 Veg Caps, Green

    L-theanine is an amino acid found almost exclusively in tea plants and, in particular, green tea. The pioneers at Taiyo International discovered that the relaxing properties of green tea may be tied to this unique nutrient and developed Suntheanine... more

    $17.98

    go to store
    Sundown Naturals L-Theanine Stress Formula, 60 Ct, Purple

    Sundown Naturals L-Theanine Stress Formula, 60 Ct, Purple

    Sundown Naturals L-Theanine Stress Formula is a great supplemental choice for supporting a calm and relaxed mood. L-Theanine, which is the active natural phytochemical found in Japanese green tea, is an amino acid that works with the mood centers in... more

    $12.99

    go to store
    Best Naturals L-Theanine 200 mg 60 Vcaps featuring clinically proven suntheanine, Green

    Best Naturals L-Theanine 200 mg 60 Vcaps featuring clinically proven suntheanine, Green

    Best Naturals L-theanine (Suntheanine®) is the premier, patented form of the amino acid L-theanine. Suntheanine® is the purest for of L-theanine on the market today. L-theanine is an amino acid derived from green tea that is responsible for the... more

    $11.99

    go to store

    More information about Vitamins & Nutrition

    Best prices on Doctors best l theanine in Vitamins & Nutrition online. Visit Bizrate to find the best deals on top brands. Read reviews on Health & Beauty Supplies merchants and buy with confidence.