Drug & supplement interaction

Pyruvate + Lenacapavir

Lenacapavir brand name: Sunlenca.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Pyruvate and Lenacapavir 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

Pyruvate and Lenacapavir

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 Lenacapavir and Pyruvate 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 Pyruvate at all — not against Lenacapavir, 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.

Pyruvate safety at a glance

Pyruvate overall Use caution Often tolerated in short studies but high doses cause digestive upset and long-term safety is not well studied.
Pregnancy Avoid There is not enough safety information, so it is best avoided during pregnancy.
Breastfeeding Avoid Safety while breastfeeding has not been studied, so avoid use.

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

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

What Pyruvate Itself Has Been Linked To

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

  • Bloating or gas / Diarrhea Additional detail

    “Orally, pyruvate may cause bloating, diarrhea, flatulence, and loose stools. In a clinical trial, pyruvate 22-44 grams daily was associated with gas and bloating in 19% more subjects than placebo and loose stools or diarrhea in 12% and 35% more subjects than placebo, respectively.”

    Pyruvate · Natural Medicines adverse-effect record, reported in diarrhea.

    2 sources cited
    1. 2474. Stanko RT, Reynolds HR, Hoyson R, et al. Pyruvate supplementation of a low-cholesterol, low-fat diet: effects on plasma lipid concentrations and body composition in hyperlipidemic patients. Am J Clin Nutr 1994;59:423-7. PubMed
    2. 70259. Stanko, R. T., Reynolds, H. R., Lonchar, K. D., and Arch, J. E. Plasma lipid concentrations in hyperlipidemic patients consuming a high-fat diet supplemented with pyruvate for 6 wk. Am J Clin Nutr 1992;56(5):950-954. PubMed

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

Everything else you take

See Every Supplement That Interacts With Lenacapavir

This page covers Pyruvate only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Lenacapavir page lists 138 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Grapefruit (major), St. John's Wort (major), Acacia Rigidula (moderate) and Adrafinil (moderate).

By severity: 3 major · 94 moderate · 41 minor.

From our pharmacist’s overview on the Lenacapavir page

“Lenacapavir (Sunlenca) treats HIV that has resisted other regimens, so keeping its blood level steady is not optional, and its list of 138 interacting supplements deserves genuine care. Nearly all of them, 121 ingredients, can shift how the body handles lenacapavir through the CYP3A4 enzyme, either pushing its level up along with side…”

Reviewed by 2 · Jul 18, 2026

Open the Lenacapavir interaction page

One more smart check

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

We hold 44 real supplement products containing Pyruvate, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Pyruvate. Even though Pyruvate itself has no known interaction with Lenacapavir, 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 Pyruvate and Lenacapavir 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 Pyruvate
Top half

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

29 days ago today
Medication Lenacapavir
Top half

#891 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 Pyruvate reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Pyruvate and Lenacapavir 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 Pyruvate

What is Pyruvate?

  • Weight loss and fat loss
  • Exercise performance and endurance
  • Energy boosting
  • Body composition support

Pyruvate is a natural compound your body makes during the breakdown of sugar for energy, and it is sold as a supplement mainly for weight loss and athletic performance. The evidence for these uses is weak and mixed, and high doses commonly cause stomach upset. Talk to your pharmacist or doctor before trying it, especially if you have health conditions or take other medicines.

Capsules, tablets, powder; often as calcium pyruvate or sodium pyruvate

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

Pyruvate: dosing

There is no well-established standard dose for pyruvate. Studies have used a wide range of amounts, and many used large doses that caused stomach upset.Because a reliable effective and safe dose has not been settled, follow the directions on the product label and do not exceed them.

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

Read the full Pyruvate monograph & all interactions
Medication

About Lenacapavir Oral

What Is Lenacapavir Oral Used For?

Brand name: Sunlenca

Sunlenca tablets are used in two situations: to treat HIV-1 infection in adults whose virus has become resistant to multiple antiretroviral drugs and whose current regimen is failing — always in combination with other antiretrovirals — and as a short oral loading dose to start the BIXLENVO complete HIV-1 treatment regimen in adults who are already virologically suppressed (virus undetectable) and switching from a stable antiretroviral regimen.

Yeztugo tablets are used as part of HIV-1 pre-exposure prophylaxis (PrEP) — helping HIV-negative people reduce their risk of getting HIV-1. The oral tablet form is used during initiation of Yeztugo, and also as a temporary oral bridge if a scheduled injection must be delayed more than two weeks.

Most-Reported Side Effects for Lenacapavir

From FAERS, the FDA’s public side-effect reporting system (462 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Injection site discharge 141 reports
Injection site pain 137 reports
Injection site nodule 111 reports
Injection site erythema 40 reports
Injection site mass 36 reports
See full Lenacapavir Oral drug information
Keep checking

Other Drugs & Pyruvate

Browse every other medication we’ve checked against Pyruvate — 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
No interaction 2,829 drugs checked — show the list
Evidence & sources

Pyruvate References

The 4 references that drive our Pyruvate 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. Matthys D, Van Coster R, Verhaaren H. Fatal outcome of pyruvate loading test in child with restrictive cardiomyopathy. Lancet 1991;338:1020-1. PubMed
  2. Stanko RT, Reynolds HR, Hoyson R, et al. Pyruvate supplementation of a low-cholesterol, low-fat diet: effects on plasma lipid concentrations and body composition in hyperlipidemic patients. Am J Clin Nutr 1994;59:423-7. PubMed
  3. Koh-Banerjee PK, Ferreira MP, Greenwood M, et al. Effects of calcium pyruvate supplementation during training on body composition, exercise capacity, and metabolic responses to exercise. Nutrition 2005;21:312-9. . PubMed
  4. Stanko, R. T., Reynolds, H. R., Lonchar, K. D., and Arch, J. E. Plasma lipid concentrations in hyperlipidemic patients consuming a high-fat diet supplemented with pyruvate for 6 wk. Am J Clin Nutr 1992;56(5):950-954. 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 Pyruvate and Lenacapavir Together: Common Questions

Is it safe to take Pyruvate with Lenacapavir?
We do not list a known interaction between Pyruvate and Lenacapavir. 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 Lenacapavir interact with any supplements?
Yes. Lenacapavir has documented interactions with 138 supplements in our database — Pyruvate is not one of them. The Lenacapavir interaction page linked on this page lists every one, ranked by severity.

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

Still Have a Question About Lenacapavir and Pyruvate?

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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.