L-Proline 550 mg Ingredients & Drug Interactions
What is this page for?
First and foremost: checking L-Proline 550 mg 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-Proline 550 mg is a dietary supplement by BulkSupplements.com with 1 active ingredient. Its ingredients are commonly taken for joint and connective tissue support, skin health and wound healing, collagen production.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-Proline 550 mg 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-Proline, an amino acid, at 550 mg per capsule. The capsule itself is made from bovine gelatin, which is an inactive ingredient (the capsule material, not the working part of the product).
Does it work?
Couldn't assess
The evidence isn't established in our data for L-Proline against any of the conditions it's marketed for — athletic performance, osteoporosis, fractures, wound healing, and osteopenia all fall into insufficient reliable evidence to rate. That doesn't mean it doesn't work; it means the clinical trials supporting it haven't been solid enough to make a firm call.
How safe is it?
Some data gaps
L-Proline is generally considered low-risk when you get it from food, but supplement safety at higher doses hasn't been well studied. The safety data we hold advises caution about taking extra amounts beyond what food provides — it's best to avoid supplemental doses unless your doctor specifically advises you to take them.
If you're pregnant, we don't have enough reliable data about supplement-level doses, so talk with your doctor or pharmacist for personalized advice. If you're breastfeeding, safety hasn't been established, so use caution and check with your doctor or pharmacist before starting.
Meds to double-check
No known interactions
No interactions are documented in our data for L-Proline. Before you add this to your routine, talk with your doctor or pharmacist about your specific medications and health situation.
The bottom line
Scorecard at a glanceFully disclosed formula with no assessable stated purpose. No medication interactions are currently documented, and some safety-information gaps remain.
L-Proline is an amino acid with no documented interactions against medications we could check, but that's not a guarantee none exist. The evidence for its effectiveness against bone, joint, or wound conditions isn't established yet.
If you're pregnant, breastfeeding, or taking any medications, run this past your doctor or 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 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-Proline 550 mg, straight from the product label.
| Brand | BulkSupplements.com |
|---|---|
| Net contents | 100 Gelatin Capsule(s) |
| Market status | On market |
| Date entered into DSLD | Oct 22, 2021 |
| DSLD ID | 254737 |
| Product type | Amino Acid/protein |
| Supplement form | Capsule |
| Dietary claims / uses | All Other, Structure/Function |
| Intended target group(s) | Adult (18 - 50 Years), Women (not pregnant or lactating), Gluten Free, Dairy Free, Sugar 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-Proline 550 mg 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
Precautions
Warning: This product is not intended for use by those with a serious medical condition or pregnant or lactating women.
Consult your physician before use.
Keep out of reach of children!
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.
Formulation
Free of: Sugar, soy, dairy, yeast, gluten or additives
Suggested/Recommended/Usage/Directions
Directions: As a dietary supplement, take 1 capsule daily, or as directed by a physician.
Storage
Storage: Keep dry, cool & dark
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
L-Proline 550 mg 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-Proline 550 mg by BulkSupplements.com
This is the 1 active ingredient this product is made of. Select it to open its full monograph.
Serving size1 Capsule(s) Dosage formCapsule Servings per container100 Amounts shown are per serving.
L-Proline
No knowninteractions
Proline is a non-essential amino acid that your body can make on its own and that you also get from protein-rich foods. It is a key building block of...
L-Proline monograph & interactionsOther (inactive) ingredients: Bovine Gelatin Capsules. These complete the product’s ingredient list but are not active constituents.
L-Proline 550 mg by BulkSupplements.com Drug Interactions
We don’t currently list any known drug interactions for the mapped ingredients in L-Proline 550 mg. 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-Proline 550 mg, from the product label.
BulkSupplements.com
See all BulkSupplements.com products- Name
- BulkSupplements.com
- Street Address
- 7511 Eastgate Road
- City
- Henderson
- State
- NV
- ZipCode
- 89011
- Web Address
- BulkSupplements.com
L-Proline 550 mg by BulkSupplements.com: Common Questions
Does L-Proline 550 mg 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-Proline and what does it do?
Is it safe to take if I'm pregnant or breastfeeding?
What are the side effects?
Can I take this with my medications?
How do I know if this will work for me?
Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
Not sure if L-Proline 550 mg 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-Proline 550 mg’s Ingredients
Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.
Sources & How We Checked
L-Proline 550 mg'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 4 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.
Proline 4 references
- Jennings A, MacGregor A, Spector T, Cassidy A. Amino acid intakes are associated with bone mineral density and prevalence of low bone mass in women: Evidence from discordant monozygotic twins. J Bone Miner Res. 2016;31(2):326-35. PubMed
- Gracia-Marco L, Bel-Serrat S, Cuenca-Garcia M, et al. Amino acids intake and physical fitness among adolescents. Amino Acids. 2017;49(6):1041-1052. PubMed
- Jamdar J, Rao B, Netke S, et al. Reduction in tibial shaft fracture healing time with essential nutrient supplementation containing ascorbic acid, lysine, and proline. J Altern Complement Med. 2004;10(6):915-6.
- Mehl AA, Damião AO, Viana SD, Andretta CP. Hard-to-heal wounds: a randomised trial of an oral proline-containing supplement to aid repair. J Wound Care 2021;30(1):26-31. 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