Drug & supplement interaction

Bamboo + Tretinoin

Tretinoin brand names: Vesanoid, Retin-A, Renova, Altreno.

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 Bamboo and Tretinoin 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. Additionally, although there is no interaction, the label for Tretinoin states a food rule worth keeping to, and the two are separately associated with some of the same side effects, which would make a new symptom harder to attribute to one or the other.

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Interaction report

Bamboo and Tretinoin

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 Tretinoin and Bamboo 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.

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.

Bamboo safety at a glance

Bamboo overall Use caution Properly cooked shoots are widely eaten, but supplement safety is not well studied and raw shoots can be toxic.
Pregnancy Avoid There is not enough safety data on bamboo supplements, so avoid concentrated forms during pregnancy.
Breastfeeding Use caution Safety of bamboo supplements while breastfeeding is unknown; avoid concentrated extracts unless cleared by your doctor.

Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Still wondering about combining Tretinoin and Bamboo? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Tretinoin

Interactions in our licensed database are recorded against drug classes, not just single drug names. Tretinoin is filed under 5 classifications — including retinoids, cytochrome p450 2c8 (cyp2c8) substrates, topical drugs. Bamboo has documented interactions with 1 drug class — the most serious being antithyroid drugs (moderate) — and none of Tretinoin’s classifications are among them.

Classification data comes from our licensed Natural Medicines dataset. A medication can belong to classes beyond those recorded there, so this describes how the check was run — it is not a safety guarantee.

Keep it in perspective

Bamboo Does Interact With Other Medications

Bamboo has 5 moderate known drug interactions in our database — Tretinoin isn’t one of them. If you take anything else, check it against the full list below.

Moderate 5 No known interaction 2,825 (incl. Tretinoin)
Taking anything else?

Check Another of Your Medications Against Bamboo

Covers the 2,830 medications we’ve checked against Bamboo. Pick one to open its full report.

What to actually watch for

No Interaction Found — But Data Suggests Bamboo and Tretinoin May Share Several of the Same Side Effects

This is not an interaction. Neither one changes how your body handles the other, and nothing here says they react together. What our sources do show is that each has separately been linked to the effects below — so taking both can make those effects more likely to turn up, and harder to pin on one or the other if they do.

  • Swelling Additional detail

    Bamboo

    “Bamboo shoots are a source of cyanide glycosides. However, the hydrogen cyanide produced by the plant is eliminated during boiling, fermentation, or superheated steam drying of the shoots. During the rescue of a male who jumped into a well which was used for bamboo shoot pickling, cyanide poisoning occurred in 8 individuals.”

    Bamboo · Natural Medicines adverse-effect record, reported in cardiac arrest.

    2 sources cited
    1. 96875. Satya S, Bal LM, Singhal P, Naik SN. Bamboo shoot processing: food quality and safety aspect (a review). Trends in Food Sci. Technol. 2010;21(4):181-9. DOI
    2. 96874. Sang-A-Gad P, Guharat S, Wananukul W. A mass cyanide poisoning from pickling bamboo shoots. Clin Toxicol (Phila). 2011 Nov;49(9):834-9. PubMed

    Tretinoin

    Listed in the ADVERSE REACTIONS section of the FDA label for Tretinoin. Read the label on DailyMed ›

  • A skin rash reported in 5.2% of FDA reports for Tretinoin Additional detail

    Bamboo

    “Topically, bamboo shoots have been reported to cause contact dermatitis in a 44-year-old female.”

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

    1 source cited
    1. 33540. Kitajima T. Contact allergy caused by bamboo shoots. Contact Dermatitis 1986;15(2):100-102. PubMed

    Tretinoin

    Listed in the ADVERSE REACTIONS section of the FDA label for Tretinoin, and in voluntary FDA adverse-event reports. Read the label on DailyMed ›

Effects for Tretinoin come from the ADVERSE REACTIONS section of its FDA label; effects for Bamboo come from the Natural Medicines adverse-effect record, quoted above. Where a percentage is shown, it is the share of 8,580 voluntary FDA FAERS reports for Tretinoin that mention that effect — a reporting proportion, not an incidence rate and not evidence the drug caused it. Wording is matched across sources by our own clinical vocabulary, so treat this as a prompt to pay attention, not a diagnosis.

How to take them

Some Tretinoin Products Have a Food Rule — Bamboo Should Not Break It

At least one FDA label for a product containing Tretinoin says to take it with food. If you take Bamboo on an empty stomach out of habit, keep them separate — and take Tretinoin with a meal where the label says to.

This may not be true of your version. Food instructions belong to the product, not the ingredient: two Tretinoin products can carry different directions, and extended-release forms often differ from immediate-release ones. The label we read is quoted below — check the directions on your own box or bottle, or ask your pharmacist, for how to take the exact product you were given.

Take tretinoin capsules with a meal.

From the Dosage and Administration section of the FDA label we read for Tretinoin — where that label names a specific product, the instruction is that product's. Read the label on DailyMed ›

A food rule is not an interaction — it is about how much of the medicine you absorb. The directions that came with your own product, and your pharmacist, outrank anything on this page.

Everything else you take

See Every Supplement That Interacts With Tretinoin

This page covers Bamboo only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Tretinoin page lists 52 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Vitamin A (major), African Wild Potato (moderate), Alfalfa (moderate) and Angelica Archangelica (moderate).

By severity: 2 major · 37 moderate · 13 minor.

Open the Tretinoin interaction page

One more smart check

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

We hold 536 real supplement products containing Bamboo, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Bamboo. Even though Bamboo itself has no known interaction with Tretinoin, 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 Bamboo and Tretinoin 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 Bamboo
Top half

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

29 days ago today
Medication Tretinoin
Top 25%

#467 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 Bamboo reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Bamboo and Tretinoin records this page draws on were last updated July 10, 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 Bamboo

What is Bamboo?

Bamboo
  • Source of silica for hair, skin, and nails
  • Bone and joint support
  • General nutrition (cooked shoots as food)
  • Antioxidant support
  • Traditional digestive remedy

Bamboo is a giant grass whose shoots are eaten as food and whose leaves and silica-rich extracts are sold as supplements, often for hair, skin, nail, and bone support. Solid human evidence for these benefits is limited, and raw shoots must be properly cooked because they contain natural compounds that can release cyanide. Talk to a pharmacist or doctor before using bamboo supplements, especially if you have thyroid problems or are pregnant.

Poaceae · Shoots, leaves, and leaf extract (and silica-rich extracts) · Food (cooked shoots), capsules, tea, leaf extract, powder

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

Bamboo: dosing

There is no well-established standardized dose for bamboo supplements. Products vary widely in their form (leaf extract, silica extract, powder) and in how much active material they contain.If you choose to use a bamboo supplement, follow the directions on the product label and do not exceed the recommended amount.

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

Read the full Bamboo monograph & all interactions
Medication

About Tretinoin

What Is Tretinoin Used For?

Brand names: Vesanoid, Retin-A, Renova, Altreno

Tretinoin cream 0.02% is approved to help lessen the look of fine facial wrinkles in people who also follow a comprehensive skin care and sun-avoidance program — including daily sunscreen, protective clothing, and moisturizers.

It's important to know what tretinoin does not do: it will not erase wrinkles, reverse sun damage, repair deeply weathered skin, or restore younger-looking skin. It has also not been shown to help with coarse or deep wrinkles, rough skin texture, dark spots, or sagging skin.

Most-Reported Side Effects for Tretinoin

From FAERS, the FDA’s public side-effect reporting system (0 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Vomiting 498 reports
Rash 477 reports
Nausea 453 reports
Headache 434 reports
Diarrhea 414 reports
See full Tretinoin drug information
Keep checking

Other Drugs & Bamboo

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

0Major
5Moderate
0Minor
2,824No known interaction
5 Moderate 2,824 No interaction
Moderate

5 interactions

No interaction 2,824 drugs checked — show the list

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

Showing the 60 most looked-up of 2,824 medications checked with no known interaction — see the full Bamboo list.

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

Bamboo References

The 4 references that drive our Bamboo 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. Chandra AK, Ghosh D, Mukhopadhyay S, et al. Effect of bamboo shoot, Bambusa arundinacea (Retz.) Willd. on thyroid status under conditions of varying iodine intake in rats. Indian J Exp Biol 2004;42(8):781-786.
  2. Kitajima T. Contact allergy caused by bamboo shoots. Contact Dermatitis 1986;15(2):100-102. PubMed
  3. Sang-A-Gad P, Guharat S, Wananukul W. A mass cyanide poisoning from pickling bamboo shoots. Clin Toxicol (Phila). 2011 Nov;49(9):834-9. PubMed
  4. Satya S, Bal LM, Singhal P, Naik SN. Bamboo shoot processing: food quality and safety aspect (a review). Trends in Food Sci. Technol. 2010;21(4):181-9. DOI

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 Bamboo and Tretinoin Together: Common Questions

Is it safe to take Bamboo with Tretinoin?
We do not list a known interaction between Bamboo and Tretinoin. 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.
Do Bamboo and Tretinoin have any of the same side effects?
Yes — our sources link each of them separately to 2 of the same effects. That is not an interaction: neither changes how your body handles the other. It does mean that if one of those effects turns up, it can be harder to tell which one is behind it. They are listed on this page with the source behind each.
Should I take Bamboo and Tretinoin at the same time of day?
At least one FDA label for a product containing Tretinoin says to take it with food. If you take Bamboo on an empty stomach out of habit, keep them separate and take Tretinoin with a meal where the label says to. Food instructions belong to the product rather than the ingredient — two Tretinoin products can differ — so check the directions on your own box. This is about absorption, not an interaction.
How was the Bamboo and Tretinoin combination checked?
Interactions in our licensed database are recorded against drug classes. Tretinoin is filed under 5 classifications, and Bamboo has documented interactions with 1 drug class — none of Tretinoin's classifications are among them. A medication can belong to classes beyond those recorded in our dataset, so this describes how the check was run rather than guaranteeing safety.
Does Bamboo interact with any other medications?
Yes. Bamboo has 5 documented drug interactions in our database — Tretinoin is simply not one of them. If you take anything else, it is worth checking each one; they are all listed on this page.
Does Tretinoin interact with any supplements?
Yes. Tretinoin has documented interactions with 52 supplements in our database — Bamboo is not one of them. The Tretinoin 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

Bamboo monograph Uses, safety profile, and every drug interaction in one place Tretinoin drug information The full plain-English guide to this medication Tretinoin supplement interactions Every supplement checked against Tretinoin, 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 4 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Tretinoin and Bamboo?

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.