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As we age, our brain and cognitive skills start slowing down. This is due to degeneration of brain cells. Studies have found that mind improvement games, brain exercises and certain supplements can enhance the mind’s ability and slow down, or prevent, mental decline.
Lithinase
Naturally chelated, low dose lithium.
Lithium, a trace element found throughout nature and is present in all organs of the body, has long been considered a foundation in the treatment of bipolar depression and plays a significant role in healthy mental function, including support for healthy moo...
Lithinase
$25.00
Lithium Synergy
Bioavailable Lithium Orotate with Methylation Support*
Features lithium orotate and B12 to support healthy mood, neurotransmitter function, and brain health.*
Delivers 5 mg of bioavailable lithium orotate per serving, combined with methylated vitamin B12 and trimethylglycine (betaine).
• Supp...
Lithium Synergy
$20.25
Lithium Orotate
Description
Lithium in orotate form in a matrix of tapioca starch.
Lithium Orotate
$29.00
L-Tryptophan
L-Tryptophan is an essential amino acid and a precursor for the synthesis of serotonin. Tryptophan crosses the blood-brain barrier and is converted to L-5-hydroxytryptophan (5-HTP), which in turn is converted into serotonin. Serotonin is an important neurotransmitter necessary for the regulation...
L-Tryptophan
$54.50
$27.25
L-Theanine
L-Theanine supplies 100 mg of pure L-theanine in each vegetarian capsule. L-Theanine is an amino acid that may promote a sense of calmness.‡
Douglas Laboratories' logo, text, trademarks, graphics, and photo images are the property of Douglas Laboratories, LLC and are used with p...
L-Theanine
$42.50
$21.25
L-Serine
L-Serine supplies 500 mg of the amino acid in each capsule.
Douglas Laboratories' logo, text, trademarks, graphics, and photo images are the property of Douglas Laboratories, LLC and are used with permission. Copyright © 2026.
*FDA Disclaimer: The information about this product ...
L-Serine
$53.00
$26.50
Lithium (orotate) 5 mg
Supports mood, emotional wellness, cognitive function, and neurotransmitter activity with lithium orotate.‡
Benefits & Features
Supports mood, emotional wellness and behavioral health‡
Supports cognitive function‡
Promotes neurotransmitter activity‡
Combination of lithium and N-acetyl...
Lithium (orotate) 5 mg
$27.50
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