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

Cardarine Ingredients & Drug Interactions

by Twisted Labs

Capsule Category: Non-nutrient/non-botanical
No known interaction
The interaction bottom line No known interaction

Cardarine is a dietary supplement by Twisted Labs with 1 active ingredient. Its ingredients are commonly taken for endurance and athletic performance, fat loss and body recomposition, bodybuilding cycles.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 Cardarine by Twisted Labs

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

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.

Cardarine is a single active ingredient in this capsule product. The inactive ingredients are rice flour, gelatin, and magnesium stearate.

Does it work?

Insufficient 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
Insufficient

There isn't enough reliable clinical evidence to rate this product's ingredients for its stated purpose.

Why this rating?
  • The label markets this product for: increase lean muscle mass and athletic endurance.
  • We looked for evidence on: Athletic performance, Obesity, muscle strength, fat loss.
  • The closest evidence on file: Cardarine is rated "Insufficient Reliable Evidence To Rate" for Athletic performance (Natural Medicines).
  • Also on file: Cardarine is rated "Insufficient Reliable Evidence To Rate" for Obesity.

We hold insufficient reliable evidence to rate Cardarine for athletic performance, diabetes, or obesity. The data we have doesn't establish whether it works for these purposes in people.

The evidence, ingredient by ingredient Cardarine

How safe is it?

Some data gaps
Safety Information · database check
Some gaps

Safety data exists for these ingredients, but with some important gaps.

Why this rating?
  • We hold adverse-effect (side-effect) data for 0 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.

Cardarine carries significant safety red flags. Animal studies linked it to cancer, and it is not approved or proven safe for human use.

The safety notes we hold are unambiguous: avoid it during pregnancy due to known toxicity concerns and lack of any human safety data, and avoid it while breastfeeding for the same reasons. Because this is an unapproved experimental compound, its true safety profile in people remains unknown.

Side effects, ingredient by ingredient Cardarine

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 for Cardarine in our data. However, the documented safety concerns—including animal evidence of cancer and lack of human safety approval—take priority over any medication interaction question.

Discuss this product with your doctor or pharmacist before use.

The bottom line

Scorecard at a glanceFully disclosed formula with insufficient evidence for its stated purpose. No medication interactions are currently documented, and some safety-information gaps remain.

Cardarine is an unapproved experimental drug with animal evidence of cancer risk and no established human safety data. It is not appropriate for use during pregnancy or while breastfeeding.

Because of these serious concerns, talk with your doctor or pharmacist before considering it, regardless of your current medications.

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 Dec 22, 2019.

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 Cardarine, straight from the product label.

Brand Twisted Labs
Net contents 60 Capsule(s)
Market status On market
Date entered into DSLD Dec 22, 2019
DSLD ID 211359
Product type Non-nutrient/non-botanical
Supplement form Capsule
Dietary claims / uses No Claim
Intended target group(s) Adult (18 - 50 Years)
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 Cardarine by Twisted Labs, 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:
1 Capsule(s)
Maximum serving Sizes:
1 Capsule(s)
Servings per container
60
IngredientAmount% DV
Cardarine12 mg--

Other ingredients: Rice Flour, Gelatin, Magnesium Stearate

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.
Formulation

Increase lean muscle mass Annihilate body fat Explosive recovery Absolute strength & Endurance

FDA Statement of Identity

Dietary Supplement

See for yourself

Cardarine by Twisted Labs label

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

What’s inside

The Ingredients in Cardarine by Twisted Labs

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 container60 Amounts shown are per serving.

Cardarine

No known
interactions
12 mg per serving

Cardarine (GW501516) is a synthetic experimental drug, not a vitamin, herb, or true dietary supplement, even though it is often sold as one. Animal st...

Cardarine monograph & interactions

Other (inactive) ingredients: Rice Flour, Gelatin, Magnesium Stearate. These complete the product’s ingredient list but are not active constituents.

Interaction report

Cardarine by Twisted Labs Drug Interactions

We don’t currently list any known drug interactions for the mapped ingredients in Cardarine. 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 Cardarine, from the product label.

Twisted Labs

See all Twisted Labs products
Name
Twisted Labs
Pharmacist Counseling Corner

Cardarine by Twisted Labs: Common Questions

Does Cardarine by Twisted Labs interact with any medications?
We do not currently list a known interaction for the mapped ingredients in Cardarine. This does not guarantee none exist, so confirm with your pharmacist.
How can one product interact with so many drugs?
Cardarine 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.
Is Cardarine approved by the FDA?
No. Cardarine is not approved or proven safe for human use. Animal studies linked it to cancer, and it remains an unapproved experimental compound.
Can I take Cardarine if I'm pregnant or breastfeeding?
No. The data we hold rates it possibly unsafe in pregnancy and advises against use. Never use it during pregnancy, and avoid it while breastfeeding due to unknown safety and serious toxicity concerns.
What does Cardarine do?
Cardarine is studied for athletic performance, diabetes, and obesity. However, we hold insufficient reliable evidence to say whether it actually works for any of these in people.
Are there any side effects listed for Cardarine?
We have no adverse-effect data on file. What we do have are serious safety concerns from animal studies linking it to cancer and lack of approved human use—concerns that far outweigh the absence of a side-effect list.

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

Not sure if Cardarine 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.

Cardarine label
Go deeper

The Full Monographs Behind Cardarine’s Ingredients

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

Sources

Sources & How We Checked

Cardarine'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 1 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.

Cardarine 1 reference
  1. What Should Tested Athletes Know About GW1516? Education, Spirit of Sport. U.S. Anti-Doping Agency (USADA). September 24, 2019. Available at: https://www.usada.org/spirit-of-sport/education/what-should-athletes-know-gw1516/

See these in context on the Cardarine 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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