L-Serine Ingredients & Drug Interactions
What is this page for?
First and foremost: checking L-Serine 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
L-Serine is a dietary supplement by BulkSupplements.com with 1 active ingredient. Its ingredients are commonly taken for memory and brain health, nervous system disorders (e.g., als research), mood and stress support.We don’t currently list a known drug interaction for its mapped ingredients — but that doesn’t guarantee none exist, so always confirm with your pharmacist.
HelloPharmacist Scorecard of L-Serine by BulkSupplements.com
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.
What’s inside
Full disclosure
This product contains one active ingredient: L-serine, an amino acid your body uses to build proteins and support nerve and brain function. BulkSupplements.com's version is a powder with no other added inactive ingredients listed.
Does it work?
Moderate evidence
The evidence is mixed. L-serine is possibly effective for schizophrenia based on available data.
For Alzheimer disease, amyotrophic lateral sclerosis (ALS), back pain, post-traumatic stress disorder (PTSD), and cognitive function, we don't yet have enough reliable evidence to say whether it works. If you're considering it for one of those other uses, talk it over with your doctor about what the current research actually shows.
How safe is it?
Well-documented data
L-serine taken by mouth is generally well tolerated in the amounts used in studies, though side effects tend to be dose-dependent. The most common ones are gastrointestinal—stomach pain, bloating, indigestion, nausea, and loss of appetite.
At very high doses (above 25 grams daily), rare serious effects like reversible eye-movement problems (nystagmus) and seizures have been reported. During pregnancy, there isn't enough safety data on supplemental serine, so it's best avoided unless your doctor specifically advises it.
The same goes for breastfeeding—safety hasn't been studied, so skip it unless directed by your doctor.
Meds to double-check
No known interactions
No medication interactions are documented for L-serine in our data. Still, run your specific medications through the interaction checker below before you begin, and let your doctor or pharmacist know you're taking it.
The bottom line
Scorecard at a glanceFully disclosed formula with some supporting evidence behind its ingredients' uses. No medication interactions are currently documented, and safety information is well characterized.
L-serine may be worth considering if you're exploring options for schizophrenia, though talk that over with your doctor first. For other uses like cognitive support or PTSD, the evidence isn't there yet.
No drug interactions are on file, but start at a low dose to see how your stomach handles it—gastrointestinal upset is the main side effect most people notice. Check with your doctor or pharmacist before starting, especially if you're pregnant or breastfeeding.
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 Oct 22, 2021.
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
General information
Key facts about L-Serine, straight from the product label.
| Brand | BulkSupplements.com |
|---|---|
| Barcode (UPC) | X000L7Q6E7 |
| Net contents | 1 kg; 35.3 Ounce(s) |
| Market status | On market |
| Date entered into DSLD | Oct 22, 2021 |
| DSLD ID | 254752 |
| Product type | Amino Acid/protein |
| Supplement form | Powder |
| Dietary claims / uses | All Other, Structure/Function |
| Intended target group(s) | Adult (18 - 50 Years), Gluten Free, Dairy Free |
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 L-Serine by BulkSupplements.com, sourced from the NIH Dietary Supplement Label Database.
Tap any ingredient to jump to its full detail below.
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.
General Statements
Clean & pure bulk supplements
FDA Disclaimer Statement
Warning: This product is not intended to diagnose, treat, cure, or prevent any disease.
Precautions
Always consult a physician before taking any dietary supplement.
Keep out of reach of children.
Formulation
Free of: Added sugar, soy, dairy, yeast, gluten, additives
Suggested/Recommended/Usage/Directions
Suggested use: As a dietary supplement, take 2000 mg (about 3/4 tsp) once daily, or as directed by a physician.
Storage
Store in a dry, cool place
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
L-Serine by BulkSupplements.com label
The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.
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)The Ingredients in L-Serine by BulkSupplements.com
This is the 1 active ingredient this product is made of. Select it to open its full monograph.
Serving size2000 Milligram(s) Dosage formPowder Servings per container500 Amounts shown are per serving.
L-Serine
No knowninteractions
Serine is an amino acid your body can make on its own and also gets from protein-rich foods, so most people do not need a supplement. L-serine has bee...
L-Serine monograph & interactionsOther (inactive) ingredients: None. These complete the product’s ingredient list but are not active constituents.
L-Serine by BulkSupplements.com Drug Interactions
We don’t currently list any known drug interactions for the mapped ingredients in L-Serine. This doesn’t guarantee none exist — always confirm with your pharmacist before combining a supplement with your medications.
Brand information
Manufacturer and brand details for L-Serine, from the product label.
BulkSupplements.com
See all BulkSupplements.com products- Name
- BulkSupplements.com
- Street Address
- 7511 Eastgate Rd
- City
- Henderson
- State
- NV
- ZipCode
- 89011
- Web Address
- BulkSupplements.com
L-Serine by BulkSupplements.com: Common Questions
Does L-Serine by BulkSupplements.com interact with any medications?
How can one product interact with so many drugs?
Where does this information come from?
What is L-serine used for?
What are the most common side effects?
Is it safe to take during pregnancy?
Is it safe while breastfeeding?
Does L-serine interact with medications?
Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
Not sure if L-Serine is safe with your meds?
Our pharmacists answer your medication & supplement questions — free.
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.
The Full Monographs Behind L-Serine’s Ingredients
Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.
Sources & How We Checked
L-Serine'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.
- NIH Dietary Supplement Label Database (DSLD) — The official product label on file for this supplement.
- Natural Medicines (Therapeutic Research Center) — Evidence-graded clinical reference behind the ingredient interaction data.
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 3 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.
Serine 3 references
- Fridman V, Suriyanarayanan S, Novak P, et al. Randomized trial of l-serine in patients with hereditary sensory and autonomic neuropathy type 1. Neurology. 2019;92(4):e359-e370.
- Kantrowitz JT, Malhotra AK, Cornblatt B, et al. High dose D-serine in the treatment of schizophrenia. Schizophr Res. 2010 Aug;121(1-3):125-30. PubMed
- Levine TD, Miller RG, Bradley WG, et al. Phase I clinical trial of safety of L-serine for ALS patients. Amyotroph Lateral Scler Frontotemporal Degener. 2017;18(1-2):107-111. PubMed
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