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Dietary supplement

Liposomal GABA Ingredients & Drug Interactions

by NuMedica

Liposomal GABA label
See full label image
Liquid Category: Non-nutrient/non-botanical
Most serious interaction: Moderate
Clinical methodology reviewed by · Updated Sep 16, 2026 · Label data from the NIH DSLD
What is this page for?

First and foremost: checking Liposomal GABA against your medications. The heart of this page is the interaction checker and the full interaction report — how this product’s ingredients may interact with prescription and over-the-counter medicines you may be taking.

Around that, we add a pharmacist’s high-level view of the product as a whole — what’s inside, the evidence for its stated use, how transparent the label is, and what safety data exists — so you can see the full picture in one place. It’s educational information from our licensed clinical databases and the clinical staff at HelloPharmacist — not medical advice — and we don’t sell or endorse products. Our editorial policy

The interaction bottom line Most serious interaction: Moderate

Liposomal GABA is a dietary supplement by NuMedica with 1 active ingredient. Its ingredients are commonly taken for anxiety and stress, sleep problems, relaxation.Based on those ingredients, 419 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Gamma Aminobutyric Acid. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

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Check Your Meds Against Liposomal GABA by NuMedica

Ask about any prescription or over-the-counter medication and we check it for interactions with Liposomal GABA by NuMedica — and tell you which ingredient is responsible.

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HelloPharmacist Scorecard of Liposomal GABA by NuMedica

Our pharmacy team’s full take, with four database checks built into the cards below — a summary of what is known, not a grade of the product itself.

From our pharmacy team — supplement deep dive

Generated from HelloPharmacist’s pharmacist-curated databases and editorial rules · Last generated Jul 11, 2026

What’s inside

Full disclosure
Ingredient Transparency · database check
Full

Every active ingredient lists its own amount on the label.

Why this rating?
  • The label discloses an exact amount for 1 of its 1 active ingredient.
  • No proprietary blends here — you can verify the dose of every single component.

This product contains one active ingredient: GABA (gamma-aminobutyric acid), a chemical messenger in the brain that plays a role in relaxation and nervous-system balance. The supplement is formulated as a liposomal liquid — meaning the GABA is wrapped in fat particles designed to help absorption.

The remaining ingredients are excipients: purified water, sunflower lecithin, natural berry flavor, glycerin, stevia leaf extract, and potassium sorbate (a preservative).

Does it work?

Not established
Evidence for Intended Use · database check
By FDA rules, dietary supplements can’t claim to treat, cure, or prevent disease — so labels speak in careful marketing language. We discern each product’s intended use from its name, label claims, and label statements, then grade the clinical evidence for that use. How these ratings are computed
Not established

The graded evidence we hold for these ingredients covers different conditions than the ones this product is marketed for, so there's no established rating for its stated use — see Gamma-aminobutyric Acid (gaba)'s own graded uses on its monograph.

Why this rating?
  • The label markets this product for: Relaxation and stress support.
  • We looked for evidence on: Anxiety, Insomnia, Post-traumatic stress disorder (PTSD), Psychological well-being, Sleep quality, Stress reduction.
  • The closest evidence on file: Gamma-aminobutyric Acid (gaba) is rated "Insufficient Reliable Evidence To Rate" for Anxiety (Natural Medicines).
  • Also on file: Gamma-aminobutyric Acid (gaba) is rated "Insufficient Reliable Evidence To Rate" for Insomnia, Post-traumatic stress disorder (PTSD), Psychological well-being.

The evidence for GABA supplementation isn't established in our data. The facts show insufficient reliable evidence for chronic bronchitis, anxiety, athletic performance, ADHD, and cerebral palsy.

That means studies haven't yet made a clear case that it works for these uses — not that it doesn't work, but that we don't have the proof yet.

The evidence, ingredient by ingredient Gamma-aminobutyric Acid (gaba)

How safe is it?

Well-documented data
Safety Information · database check
Well characterized

Adverse-effect, pregnancy, and general safety data are on file for most of these ingredients.

Why this rating?
  • We hold adverse-effect (side-effect) data for 1 of the 1 matched ingredient.
  • Pregnancy & breastfeeding safety ratings cover 1 of 1.
  • General safety write-ups exist for 1 of 1.
  • Remember: this measures how much safety information exists. Thin data is not the same as being safe.

GABA taken by mouth seems to be generally well tolerated short-term. The most common side effects reported in studies are drowsiness, stomach upset, minor throat burning, muscle weakness, and nausea.

One person reported a temporary loss of menstrual periods when taking GABA with another supplement. However, long-term safety hasn't been well studied.

There isn't enough safety information to recommend this supplement during pregnancy, and the safety data advises against use while breastfeeding. Talk with your doctor or pharmacist before starting it if you're pregnant, planning pregnancy, or nursing.

Side effects, ingredient by ingredient Gamma-aminobutyric Acid (gaba)

Meds to double-check

Moderate interaction found
Known Interaction Concern · database check
Moderate identified

The most serious documented interaction for these ingredients is Moderate. Check your medications for a personalized result.

Why this rating?
  • 1 of the 1 matched ingredient can interact with medications — Gamma-aminobutyric Acid (gaba).
  • The most serious interaction on file is rated Moderate.
  • For scale: 419 individual medications appear in the full list. A big number alone doesn't make a product dangerous — what matters is whether YOUR medication is on it, so run yours through the interaction checker on this page.

Check your blood pressure medications (antihypertensives) and any sedating drugs — including sleep aids, anti-anxiety medications, and pain relievers like opioids. Blood pressure drugs carry a moderate risk of lowered blood pressure; sedating medications have a minor theoretical risk of added drowsiness.

Use the medication checker below with your exact prescriptions.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFully disclosed formula with no established evidence rating for its marketed use. Moderate medication interactions have been identified, and safety information is well characterized.

GABA supplement may appeal to you if you're exploring natural options for relaxation or anxiety, but the evidence isn't clear yet whether it actually works. The main caution is with blood pressure and sedating medications — check your prescriptions first.

If you're pregnant, breastfeeding, or on any regular medications, talk with your pharmacist before you start.

Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI

Assessment coverage: 1 of 1 active ingredient matched to our full ingredient reviews (monographs). Based on the product label dated Jan 23, 2025.

This Scorecard evaluates available label information, ingredient evidence, and known medication-safety considerations. It does not independently verify product identity, purity, potency, contamination, or manufacturing quality. How these ratings are computed

At a glance

General information

Key facts about Liposomal GABA, straight from the product label.

Brand NuMedica
Barcode (UPC) 812527015784
Net contents 2 Fluid Ounce(s); 60 mL
Market status On market
Date entered into DSLD Jan 23, 2025
DSLD ID 323554
Product type Non-nutrient/non-botanical
Supplement form Liquid
Dietary claims / uses Nutrient, All Other
Intended target group(s) Vegetarian, Adult (18 - 50 Years), Gluten Free, Dairy Free
From the label
Everything in this section is reproduced from the manufacturer’s own product label — it’s the label speaking, not HelloPharmacist. We show it so you can see exactly what the maker states; we don’t verify or endorse those statements.

Supplement Facts

The label details for Liposomal GABA by NuMedica, sourced from the NIH Dietary Supplement Label Database.

Supplement Facts

Daily Value (DV) Target Group(s):
Adults and children 4 or more years of age
Minimum serving Sizes:
2 mL
Maximum serving Sizes:
2 mL
Servings per container
30
UPC/BARCODE
812527015784
IngredientAmount% DV
Gamma Aminobutyric Acid250 mg--

Other ingredients: Water, Purified, Sunflower Lecithin, natural Berry flavor, Glycerin, Stevia Leaf Extract, Potassium Sorbate

Tap any ingredient to jump to its full detail below.

Label statements
These statements are the manufacturer’s wording, reproduced from the product label — the label is saying it, not HelloPharmacist. We don’t verify or endorse them.
Brand IP Statement(s)

NuMedica Advancing Nutrition

Enhanced Absorption Technologies

Formulation

Professional Quality Formulas

Does not contain: Milk, eggs, fish, shellfish, tree nuts, peanuts, wheat, soy.

GF Gluten-Free

Vegetarian

FDA Statement of Identity

Dietary Supplement

Storage

Storage: Store at room temperature. Refrigerate for best taste. Use within 45 days of opening.

Formula

This formula utilized a Proprietary Liposomal Delivery System from a specialized phosphatidylcholine complex with a unique ration of PC, PE, and oleic acid.

Suggested/Recommended/Usage/Directions

Directions: Take 2 mL (two full droppers) once per day, or as directed by your healthcare practitioner. Shake well before use. For oral use only.

FDA Disclaimer Statement

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

Precautions

For oral use only.

Is this label outdated? Report a formula or label change and our pharmacy team will review it.

See for yourself

Liposomal GABA by NuMedica label

The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.

Liposomal GABA label

Label images are published by the NIH Dietary Supplement Label Database for the version of this product on file. Always read your actual product label.

View the full label (PDF)
What’s inside

The Ingredients in Liposomal GABA by NuMedica

This is the 1 active ingredient this product is made of. Select it to open its full monograph.

Serving size2 mL Dosage formLiquid Servings per container30 Amounts shown are per serving.

Gamma Aminobutyric Acid

Interacts with
419 drugs
250 mg per serving

GABA is a calming chemical messenger (neurotransmitter) that your body makes on its own, and it is sold as a supplement for stress, anxiety, and sleep...

Gamma Aminobutyric Acid monograph & interactions

Other (inactive) ingredients: Water, Purified, Sunflower Lecithin, Natural Berry flavor, Glycerin, Stevia Leaf Extract, Potassium Sorbate. These complete the product’s ingredient list but are not active constituents.

Interaction report

Liposomal GABA by NuMedica Drug Interactions

Want to check YOUR meds against Liposomal GABA?

Ask about interactions with your drugs in plain English — “Can I take it with lisinopril?” — and we find you the answer in seconds, ingredient by ingredient.

 Go to the checker
419Drugs
172 Moderate 247 Minor

Ingredients driving the most interactions

Gamma Aminobutyric Acid 419

Individual Drug Interactions

The ingredients in Liposomal GABA interact with 419 drugs. Click any drug to see the details.

1 of the 1 ingredient in Liposomal GABA interact with drugs. Each result below shows which ingredient is responsible. Gamma Aminobutyric Acid

Each ingredient & the kinds of drugs it affects

For each ingredient in Liposomal GABA with known interactions, here are the types of medications it can affect. Open any type for the detail — or search your exact drug in the checker above.

Gamma Aminobutyric Acid2 drug types · 419 drugs

Antihypertensive Drugs

Theoretically, taking GABA with antihypertensive drugs might increase the risk of hypotension.
Some clinical research shows that GABA can decrease blood pressure in patients with hypertension.

Likelihood Possible Evidence B
Cns Depressants

Theoretically, GABA might have additive sedative effects when used in conjunction with CNS depressants. However, it is unclear if this concern is clinically relevant.
Endogenous GABA has well-established relaxant effects and GABA(A) receptors have an established physiological role in sleep. However, the effects of GABA supplements are unclear, as it is unknown whether exogenous GABA crosses the blood-brain barrier. Although there have been limited reports of drowsiness or tiredness with GABA supplements, these effects have not been widely reported in clinical studies. Additionally, intravenous GABA 0.1-1 mg/kg has been shown to induce anxiety in a dose-dependent manner.

Likelihood Unlikely Evidence D
Gamma Aminobutyric Acid full monograph & interactions
The maker

Brand information

Manufacturer and brand details for Liposomal GABA, from the product label.

NuMedica

See all NuMedica products
Name
NuMedica LLC
Street Address
9503 E. 55th Place
City
Tulsa
State
OK
ZipCode
74145
Phone Number
800.869.8100
Web Address
www.numedica.com
Pharmacist Counseling Corner

Liposomal GABA by NuMedica: Common Questions

Does Liposomal GABA by NuMedica interact with any medications?
Yes. Based on its ingredients, Liposomal GABA has a known interaction with 419 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Liposomal GABA contains a single active ingredient, and that one ingredient can interact with many different medications on its own. We check it against each medication and show the mechanism responsible.
Where does this information come from?
The product label data comes from the NIH Dietary Supplement Label Database (DSLD); the interaction data is built on the Natural Medicines database and reviewed by HelloPharmacist pharmacists.
Will this help with anxiety?
The evidence isn't established yet. Our data shows insufficient reliable evidence that GABA supplements work for anxiety. If you're considering it for that reason, talk with your doctor about what's been proven to help.
What are the side effects?
The most common ones reported with oral GABA are drowsiness, nausea, stomach upset, minor throat burning, and muscle weakness. Overall it seems well tolerated short-term, but long-term safety hasn't been well studied.
Is it safe if I'm breastfeeding?
No — there isn't enough safety information, and the data advises against use while breastfeeding. Talk with your doctor or pharmacist about safer options for you right now.
Can I take this with my blood pressure medication?
Not without checking first. GABA might lower blood pressure further, which could be risky. Run your exact medication through the checker on this page, or ask your pharmacist before you start.
What is GABA and why is it in this supplement?
GABA is a chemical messenger in your brain that helps with relaxation and nervous-system balance. This supplement delivers it as a liposomal liquid — wrapped in fat particles meant to help your body absorb it.

Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy

Not sure if Liposomal GABA is safe with your meds?

Our pharmacists answer your medication & supplement questions — free.

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Label information is sourced from the NIH Dietary Supplement Label Database and reflects the product version on file; always read your actual product label. This page is for education only and is not a substitute for professional medical advice. Confirm with your pharmacist or doctor before combining supplements and medications.

Liposomal GABA label
Go deeper

The Full Monographs Behind Liposomal GABA’s Ingredients

Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.

Herb & supplement monograph

Gamma-aminobutyric Acid (gaba)

Interacts with 419 drugs

GABA is a calming chemical messenger (neurotransmitter) that your body makes on its own, and it is sold as a supplement for stress, anxiety, and sleep. The science behind oral GABA supplemen...

Read the full Gamma-aminobutyric Acid (gaba) monograph →
Sources

Sources & How We Checked

Liposomal GABA's label data comes from the NIH Dietary Supplement Label Database; the ingredient interaction data is from the Natural Medicines database, reviewed by our pharmacists.

Content is written and reviewed by licensed HelloPharmacist pharmacists. See our data sources and editorial standards for how this information is built and checked.

The 12 references behind this product’s interaction data

Every citation that drives the interaction findings for this product’s ingredients, from the evidence-graded Natural Medicines (TRC Healthcare) database. Open an ingredient to browse its citations — links open the study on PubMed or the publisher’s site.

Gamma-aminobutyric Acid (gaba) 12 references
  1. Cavagnini F, Invitti C, Pinto M, et al. Effect of acute and repeated administration of gamma aminobutyric acid (GABA) on growth hormone and prolactin secretion in man. Acta Endocrinol (Copenh) 1980;93:149-54.
  2. Nurnberger JI Jr, Berrettini WH, Simmons-Alling S, et al. Intravenous GABA administration is anxiogenic in man. Psychiatry Res 1986;19:113-7. PubMed
  3. Gershman RN, Vasilenko MA, Iliushina GG, et al. [Gammalon in the rehabilitation in infantile cerebral palsy]. Pediatr.Akus.Ginekol. 1977;(6):26-7.
  4. Loeb C, Benassi E, Bo, GP, et al. Preliminary evaluation of the effect of GABA and phosphatidylserine in epileptic patients. Epilepsy Res. 1987;1:209-12 . PubMed
  5. Inoue K, Shirai T, Ochiai H, et al. Blood-pressure-lowering effect of a novel fermented milk containing gamma-aminobutyric acid (GABA) in mild hypertensives. Eur J Clin Nutr 2003;57:490-95.
  6. ELLIOTT, K. A. and JASPER, H. H. Gammaaminobutyric acid. Physiol Rev. 1959;39(2):383-406.
  7. Winsky-Sommerer, R. Role of GABAA receptors in the physiology and pharmacology of sleep. Eur.J.Neurosci. 2009;29(9):1779-1794.
  8. Meldrum, B. S. GABAergic mechanisms in the pathogenesis and treatment of epilepsy. Br.J.Clin.Pharmacol. 1989;27 Suppl 1:3S-11S. PubMed
  9. Loeb, C., Marinari, U. M., Benassi, E., Besio, G., Cottalasso, D., Cupello, A., Maffini, M., Mainardi, P., Pronzato, M. A., and Scotto, P. A. Phosphatidylserine increases in vivo the synaptosomal uptake of exogenous GABA in rats. Exp.Neurol. 1988;99(2):4 PubMed
  10. Melis, G. B., Paoletti, A. M., Mais, V., and Fioretti, P. Interference of dopamine infusion on gamma-amino butyric acid (GABA)-stimulated prolactin increase. J.Endocrinol.Invest 1980;3(4):445-448.
  11. Boonstra E, de Kleijn R, Colzato LS, Alkemade A, Forstmann BU, Nieuwenhuis S. Neurotransmitters as food supplements: the effects of GABA on brain and behavior. Front Psychol. 2015 Oct 6;6:1520. doi: 10.3389/fpsyg.2015.01520. eCollection 2015. PubMed
  12. de Bie TH, Witkamp RF, Balvers MG, Jongsma MA. Effects of ?-aminobutyric acid supplementation on glucose control in adults with prediabetes: A double-blind, randomized, placebo-controlled trial. Am J Clin Nutr 2023;118(3):708-719. PubMed

See these in context on the Gamma-aminobutyric Acid (gaba) monograph →

Parts of this content are provided by the Therapeutic Research Center, LLC.

DISCLAIMER: Currently this does not check for drug-drug interactions. This is not an all-inclusive comprehensive list of potential interactions and is for informational purposes only. Not all interactions are known or well-reported in the scientific literature, and new interactions are continually being reported. Input is needed from a qualified healthcare provider including a pharmacist before starting any therapy. Application of clinical judgment is necessary.

© 2021 Therapeutic Research Center, LLC

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