Drug & supplement interaction

Jojoba + Melphalan

Melphalan brand names: Alkeran, Hepzato.

No Known Interaction
Medically reviewed by · Updated July 2026 · Pair last verified Sep 20, 2026
The bottom line No known interaction

We found no known interaction between Jojoba and Melphalan in our sources. Absence of a documented interaction is not the same as proven safety, and does not guarantee one does not exist. Do not start, stop, or change a medication or supplement based on this page; confirm with your pharmacist or doctor first.

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Interaction report

Jojoba and Melphalan

We checked these two against our interaction database. Here is what we found.

No Known Interaction Found

We did not find a documented interaction between Melphalan and Jojoba in our sources. This does not guarantee that the combination is completely free of risk — there is often limited research on supplements and herbal products, especially around drug interactions.

Worth understanding: our licensed dataset holds no drug-interaction record for Jojoba at all — not against Melphalan, and not against any other medication we track. This verdict therefore rests on the absence of any recorded data, not on research that looked at this combination and found nothing. We cannot rule an interaction out.

If you decide to take both, the practical routine is simple: add one new thing at a time and note the date you started it. If the combination is going to disagree with you, it usually shows in the first days to a couple of weeks — and a start date turns “I’ve been feeling off” into something a pharmacist can actually work with. Do not stop a prescribed medicine on your own.

Always talk with your pharmacist or doctor before making changes to your medications or supplements, particularly if you take several medications or have an ongoing health condition.

Jojoba safety at a glance

Jojoba overall Use caution Generally safe applied to the skin, but jojoba should not be taken by mouth.
Pregnancy Use caution Topical use is likely low risk, but avoid swallowing it and check with your doctor first.
Breastfeeding Likely Safe When used topically for hygienic uses. Read the full breastfeeding detail

Pregnancy & breastfeeding ratings are from Natural Medicines (Therapeutic Research Center) — the full detail is in the Special populations card below. Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Still wondering about combining Melphalan and Jojoba? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Jojoba Itself Has Been Linked To

This is not an interaction — nothing below involves Melphalan. It is the side-effect record for Jojoba on its own, from the licensed Natural Medicines monograph. If something new turns up after you add Jojoba, this list is the first place to look.

  • A skin rash Additional detail

    “Side effects of jojoba are mainly limited to contact dermatitis and gastrointestinal concerns in animals fed large amounts of jojoba meal.”

    Jojoba · Natural Medicines adverse-effect record, reported in dermatitis.

    “Contact dermatitis to jojoba oil has been described in case reports.”

    Jojoba · Natural Medicines adverse-effect record, reported in dermatitis.

    2 sources cited
    1. 57197. Wantke, F., Hemmer, W., Gotz, M., and Jarisch, R. Contact dermatitis from jojoba oil and myristyl lactate/maleated soybean oil. Contact Dermatitis 1996;34(1):71-72. PubMed
    2. 57186. Di Berardino, L., Di Berardino, F., Castelli, A., and Della, Torre F. A case of contact dermatitis from jojoba. Contact Dermatitis 2006;55(1):57-58. PubMed

Everything above comes from the Natural Medicines adverse-effect record for Jojoba — expand a row for the licensed statement it rests on. We read the ADVERSE REACTIONS section of Melphalan’s FDA label too, and the two lists don’t meaningfully overlap — which is why no Melphalan column appears here.

Special populations

Jojoba in Pregnancy & Breastfeeding

Lactation Likely Safe

When used topically for hygienic uses.

Lactation Likely Unsafe

When used orally.

DISCLAIMER: This tool is intended for informational purposes only, and should not be interpreted as specific medical advice. Patients should consult with a qualified healthcare provider before making decisions about therapies and/or health conditions.© 2026 Therapeutic Research Center

Everything else you take

See Every Supplement That Interacts With Melphalan

This page covers Jojoba only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Melphalan page lists 25 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Acerola (moderate), Alpha-lipoic Acid (moderate), Coenzyme Q10 (moderate) and Coffee Charcoal (moderate).

By severity: 1 major · 14 moderate · 10 minor.

From our pharmacist’s overview on the Melphalan page

“Melphalan is chemotherapy, most often given for multiple myeloma, and anything that weakens it can cost real ground against the cancer, so treat this list with genuine care. The one major entry is activated charcoal, which soaks up drugs in the gut and can lower melphalan exposure even when the drug is given by IV.”

Reviewed by 2 · Jul 18, 2026

Open the Melphalan interaction page

One more smart check

Taking Jojoba as Part of a Dietary Supplement Product? Check It for Interactions

We hold 7 real supplement products containing Jojoba, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Jojoba. Even though Jojoba itself has no known interaction with Melphalan, another ingredient on your label might. Find your product and we’ll check every ingredient on its label:

How much people look this up

Where Jojoba and Melphalan Sit Against Everything Else

Out of every supplement and medication people look up on HelloPharmacist, here is where these two land this week — and which way each has been moving.

Supplement Jojoba
Steady interest

#1,095 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Melphalan
Top half

#845 of 2,830 medications looked up here in the last 7 days

29 days ago today

Position among everything looked up on this site, not a measure of how commonly either one is used or how important it is. A supplement can climb this list because of a news story. It counts every request to the page, automated ones included, and nothing here identifies anyone.

Where does our data come from?
  • Source: the Natural Medicines (TRC Healthcare) clinical database — the evidence-graded professional reference for herb & supplement interactions.
  • Citation library: 103,510 references behind our interaction content, 65,311 of them resolved to verified PubMed/DOI sources. See every Jojoba reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Jojoba and Melphalan records this page draws on were last updated July 11, 2026.
  • What “no known interaction” means: no documented interaction in the sources above — not a guarantee of safety. Supplements are studied far less than prescription drugs, so we say exactly what the evidence supports, and nothing more.
Data structure & sourcing designed and verified by .
Supplement

About Jojoba

What is Jojoba?

  • Skin moisturizer
  • Hair and scalp care
  • Acne-prone skin
  • Soothing dry or irritated skin
  • Carrier oil for essential oils

Jojoba is an oil-like wax pressed from the seeds of a desert shrub, used mainly on the skin and hair as a moisturizer and carrier oil. It is generally well tolerated when applied to the skin, but it should not be swallowed. Talk with your pharmacist or doctor before using it for any specific skin condition.

Simmondsia chinensis · Simmondsiaceae · Seeds (pressed into oil/wax) · Oil (liquid wax), creams, lotions, hair products, soaps

An interaction check asks whether these two react with each other — it does not ask whether Jojoba is a good idea for someone in your situation. Here is what our Jojoba record says about it on its own.

Jojoba: dosing

There is no established medical dose for jojoba because it is used on the skin and hair, not taken by mouth. The right amount depends on the product and how you are using it.Follow the directions on the product label, and use only enough to lightly cover the area you are treating. If you are using it as a carrier oil, mix it with essential oils as directed.

From our Jojoba monograph — the full record covers uses, side effects and every documented interaction.

Read the full Jojoba monograph & all interactions
Medication

About Melphalan

What Is Melphalan Used For?

Brand names: Alkeran, Hepzato

Melphalan is used to treat multiple myeloma, a cancer of plasma cells in the bone marrow. Different products are approved for different roles in that treatment.

Evomela (intravenous injection) is used as a high-dose conditioning treatment — meaning it prepares the body before a stem cell transplant. Ivra (intravenous injection) is used for palliative treatment of multiple myeloma in patients for whom oral therapy is not appropriate. Oral melphalan (Alkeran tablet) is also used for palliative treatment of multiple myeloma.

See full Melphalan drug information
Keep checking

Other Drugs & Jojoba

Browse every other medication we’ve checked against Jojoba — both the ones with a known interaction and the ones without. Select any drug for the full detail.

0Major
0Moderate
0Minor
2,829No known interaction
2,829 No interaction
No interaction 2,829 drugs checked — show the list

We also checked Jojoba against these medications and found no known interaction in our sources. Open any page to confirm.

Showing the 60 most looked-up of 2,829 medications checked with no known interaction — see the full Jojoba list.

See the full Jojoba interactions page
See every supplement checked against Melphalan, ranked by severity
Evidence & sources

Jojoba References

The 6 references that drive our Jojoba monograph and interaction data, from the evidence-graded Natural Medicines (TRC Healthcare) database. Citations with a link open the study on PubMed or the publisher’s site.

  1. The Review of Natural Products by Facts and Comparisons. St. Louis, MO: Wolters Kluwer Co., 1999.
  2. Govere J, Durrheim DN, Baker L, et al. Efficacy of three insect repellents against the malaria vector Anopheles arabiensis. Med Vet Entomol 2000;14:441-4.
  3. Lee, S. Y. [The effect of lavender aromatherapy on cognitive function, emotion, and aggressive behavior of elderly with dementia]. Taehan Kanho Hakhoe Chi 2005;35(2):303-312.
  4. Di Berardino, L., Di Berardino, F., Castelli, A., and Della, Torre F. A case of contact dermatitis from jojoba. Contact Dermatitis 2006;55(1):57-58. PubMed
  5. Wantke, F., Hemmer, W., Gotz, M., and Jarisch, R. Contact dermatitis from jojoba oil and myristyl lactate/maleated soybean oil. Contact Dermatitis 1996;34(1):71-72. PubMed
  6. Meier L, Stange R, Michalsen A, Uehleke B. Clay jojoba oil facial mask for lesioned skin and mild acne - results of a prospective observational pilot study. Forsch Komplementmed 2012;19(2):75-9. PubMed

Medication overviews come from MedlinePlus (NIH); supplement label data from the NIH Dietary Supplement Label Database. Content is written and reviewed by licensed HelloPharmacist pharmacists — see our data sources and editorial standards.

Pharmacist Counseling Corner

Taking Jojoba and Melphalan Together: Common Questions

Is it safe to take Jojoba with Melphalan?
We do not list a known interaction between Jojoba and Melphalan. That does not guarantee the combination is risk-free, so confirm with your pharmacist or doctor — especially if you take other medications or have a health condition.
Does Melphalan interact with any supplements?
Yes. Melphalan has documented interactions with 25 supplements in our database — Jojoba is not one of them. The Melphalan interaction page linked on this page lists every one, ranked by severity.

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

Where next

Keep Exploring

Jojoba monograph Uses, safety profile, and every drug interaction in one place Melphalan drug information The full plain-English guide to this medication Melphalan supplement interactions Every supplement checked against Melphalan, ranked by severity Supplement interaction checker Check any supplement or product against your medications Browse medications A–Z Every drug we’ve checked against herbs & supplements References The 6 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Melphalan and Jojoba?

Our pharmacists answer your medication & supplement questions — free.

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This information is for education only and is not a substitute for professional medical advice. Always check with your pharmacist or doctor before starting, stopping, or combining supplements and medications.