No known drug interactions for the matched ingredients — not a guarantee none exist. Check your meds →
Dietary supplement

Vitamin B5 Ingredients & Drug Interactions

by BulkSupplements.com

Vitamin B5 label
See full label image
Powder Category: Vitamin
No known interaction
Clinical methodology reviewed by · Updated Sep 16, 2026 · Label data from the NIH DSLD
What is this page for?

First and foremost: checking Vitamin B5 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 No known interaction

Vitamin B5 is a dietary supplement by BulkSupplements.com with 1 active ingredient. Its ingredients are commonly taken for general nutrition and energy, skin and hair health, acne (topical and oral).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.

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HelloPharmacist Scorecard of Vitamin B5 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.

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: pantothenic acid, a B vitamin your body needs to break down food into energy and to make hormones and cholesterol. The product is a powder with no other inactive ingredients listed.

Does it work?

Strong evidence
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

This product doesn't appear to be marketed for a specific use, so we graded Pantothenic Acid's overall clinical evidence instead.

Strong

Strong clinical evidence supports Pantothenic Acid for:

Why this rating?
  • We looked at the product name, claims, and label statements and couldn't find a stated purpose to grade.
  • Since the label doesn't commit to one use, we graded the ingredient's overall clinical evidence instead.
  • On file: Pantothenic acid deficiency — rated "Effective" (Natural Medicines).

Pantothenic acid is effective for treating pantothenic acid deficiency. For radiation dermatitis (skin damage from radiation therapy), the evidence suggests it's probably ineffective.

For allergic rhinitis (hay fever), alcoholism, and alopecia areata (patchy hair loss), we don't have enough reliable evidence to say whether it helps or doesn't.

The evidence, ingredient by ingredient Pantothenic Acid

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.

Pantothenic acid taken by mouth is generally well tolerated with few side effects. Diarrhea has been associated with oral use in some cases.

The safety notes advise that amounts found in food and prenatal vitamins are fine, but if you're considering high-dose supplements, check with your doctor first — especially if you're pregnant or nursing. There's no pregnancy or breastfeeding safety data on file for this ingredient, so talk with your doctor or pharmacist if you're in either situation.

Side effects, ingredient by ingredient Pantothenic Acid

Meds to double-check

No known interactions
Known Interaction Concern · database check
No known interactions

No medication interactions are currently documented for the matched ingredients — that isn't a guarantee none exist.

Why this rating?
  • None of the 1 matched ingredient has a documented medication interaction on file.

No interactions are documented in our data for the ingredient we checked.

The bottom line

Scorecard at a glanceFully disclosed formula with strong clinical evidence behind its ingredients' uses. No medication interactions are currently documented, and safety information is well characterized.

Vitamin B5 is a straightforward B vitamin supplement with no documented drug interactions. It's effective for pantothenic acid deficiency.

If you're pregnant, nursing, or considering high-dose use, run it by your doctor or pharmacist first to make sure it fits your situation.

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

At a glance

General information

Key facts about Vitamin B5, straight from the product label.

Brand BulkSupplements.com
Barcode (UPC) X000HF1367
Net contents 3.5 Ounce(s); 100 Gram(s)
Market status On market
Date entered into DSLD Oct 22, 2021
DSLD ID 254386
Product type Vitamin
Supplement form Powder
Dietary claims / uses Nutrient, All Other, Structure/Function
Intended target group(s) 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 Vitamin B5 by BulkSupplements.com, 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:
500 mg
Maximum serving Sizes:
500 mg
Servings per container
200
UPC/BARCODE
X000HF1367
IngredientAmount% DV
Pantothenic Acid500 mg10000%

Other ingredients: None

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.
General Statements

Clean & pure bulk supplements

New - BulkSupplements Vitamin B5 Calcium Pantothenate/Pantothenic Acid (100 grams)

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: Soy, dairy, yeast, gluten

Suggested/Recommended/Usage/Directions

Suggested Use: As a dietary supplement, take 500 mg (about 1/5 tsp) once daily, or as directed by a physician.

Storage

Store in a dry, cool, dark place.

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

See for yourself

Vitamin B5 by BulkSupplements.com label

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

Vitamin B5 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 Vitamin B5 by BulkSupplements.com

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

Serving size500 mg Dosage formPowder Servings per container200 Amounts shown are per serving.

Pantothenic Acid

No known
interactions
500 mg per serving Form: Calcium Pantothenate

Pantothenic acid is vitamin B5, an essential nutrient your body uses to turn food into energy. True deficiency is very rare because it is found in nea...

Pantothenic Acid monograph & interactions

Other (inactive) ingredients: None. These complete the product’s ingredient list but are not active constituents.

Interaction report

Vitamin B5 by BulkSupplements.com Drug Interactions

We don’t currently list any known drug interactions for the mapped ingredients in Vitamin B5. This doesn’t guarantee none exist — always confirm with your pharmacist before combining a supplement with your medications.

The maker

Brand information

Manufacturer and brand details for Vitamin B5, 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
Pharmacist Counseling Corner

Vitamin B5 by BulkSupplements.com: Common Questions

Does Vitamin B5 by BulkSupplements.com interact with any medications?
We do not currently list a known interaction for the mapped ingredients in Vitamin B5. This does not guarantee none exist, so confirm with your pharmacist.
How can one product interact with so many drugs?
Vitamin B5 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 B5 supplement interact with my medications?
Based on the data we hold, no interactions are documented between pantothenic acid and any medications. That doesn't guarantee none exist, but there's nothing to flag. If you want to be extra sure, you can check your specific medications in the tool on this page.
What does pantothenic acid do in the body?
Pantothenic acid is a B vitamin that helps your body convert food into energy and make hormones and cholesterol. It's an essential nutrient, meaning your body needs it but can't make it — you have to get it from food or supplements.
Is this product safe to take if I'm pregnant or breastfeeding?
The amounts in food and prenatal vitamins are considered fine, but there's no detailed safety data on file for high-dose pantothenic acid supplements during pregnancy or nursing. Talk with your doctor or pharmacist about what's right for you.
What side effects might I get from this B5 supplement?
Orally, pantothenic acid is generally well tolerated. Diarrhea has been reported in some cases. At typical supplement doses, few side effects occur.
Can this supplement actually treat or prevent hair loss?
For alopecia areata (patchy hair loss), we don't have enough reliable evidence to say whether pantothenic acid helps. Don't count on this supplement to treat hair loss without talking to your doctor first.

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

Not sure if Vitamin B5 is safe with your meds?

Our pharmacists answer your medication & supplement questions — free.

Ask a pharmacist

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.

Vitamin B5 label
Go deeper

The Full Monographs Behind Vitamin B5’s Ingredients

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

Herb & supplement monograph

Pantothenic Acid

Pantothenic acid is vitamin B5, an essential nutrient your body uses to turn food into energy. True deficiency is very rare because it is found in nearly all foods, and most people meet thei...

Read the full Pantothenic Acid monograph →
Sources

Sources & How We Checked

Vitamin B5'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 11 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.

Pantothenic Acid 11 references
  1. McEvoy GK, ed. AHFS Drug Information. Bethesda, MD: American Society of Health-System Pharmacists, 1998.
  2. Yates AA, Schlicker SA, Suitor CW. Dietary reference intakes: The new basis for recommendations for calcium and related nutrients, B vitamins, and choline. J Am Diet Assoc 1998;98:699-706. PubMed
  3. Debourdeau PM, Djezzar S, Estival JL, et al. Life-threatening eosinophilic pleuropericardial effusion related to vitamins B5 and H. Ann Pharmacother 2001;35:424-6. DOI
  4. Schmuth, M., Wimmer, M. A., Hofer, S., Sztankay, A., Weinlich, G., Linder, D. M., Elias, P. M., Fritsch, P. O., and Fritsch, E. Topical corticosteroid therapy for acute radiation dermatitis: a prospective, randomized, double-blind study. Br.J.Dermatol. 2 PubMed
  5. Schreck, U., Paulsen, F., Bamberg, M., and Budach, W. Intraindividual comparison of two different skin care conceptions in patients undergoing radiotherapy of the head-and-neck region. Creme or powder? Strahlenther.Onkol. 2002;178(6):321-329. PubMed
  6. Herbst, R. A., Uter, W., Pirker, C., Geier, J., and Frosch, P. J. Allergic and non-allergic periorbital dermatitis: patch test results of the Information Network of the Departments of Dermatology during a 5-year period. Contact Dermatitis 2004;51(1):13-1 PubMed
  7. Champault, G. and Patel, J. C. [Treatment of constipation with Bepanthene]. Med.Chir Dig. 1977;6(1):57-59.
  8. Scott LN, Fiume M, Bergfeld WF, et al. Safety Assessment of Panthenol, Pantothenic Acid, and Derivatives as Used in Cosmetics. Int J Toxicol 2022;41(3_suppl):77-128. PubMed
  9. Han J, Warshaw EM. Allergic Contact Dermatitis to Panthenol in "Hypoallergenic" Products. Dermatitis 2023;34(1):62-63. PubMed
  10. Blanchard G, Kerre S, Walker A, et al. Allergic contact dermatitis from pantolactone and dexpanthenol in wound healing creams. Contact Dermatitis 2022;87(5):468-471. PubMed
  11. Peltier E, Trapp S, de Salvo R, et al. A new dexpanthenol-containing liquid cleanser for atopic-prone skin: Results from two prospective clinical studies evaluating cutaneous tolerability, moisturization potential, and effects on barrier function. J Cosme PubMed

See these in context on the Pantothenic Acid 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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