CLA Ingredients & Drug Interactions
What is this page for?
First and foremost: checking CLA 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
CLA is a dietary supplement by GNC Total Lean with 1 active ingredient.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 CLA by GNC Total Lean
Four independent checks of what is known — a summary of the available information, not a grade of the product itself.
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
None of the active ingredients could be matched to our evidence database, so intended use can't be graded.
Why this rating?
- None of the active ingredients could be matched to a HelloPharmacist monograph, so intended use can't be graded against our evidence data.
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.
None of the active ingredients could be matched to our interaction database.
Why this rating?
- We couldn't match any ingredient to a HelloPharmacist monograph, so there was nothing to check interactions against.
None of the active ingredients could be matched to our safety data.
Why this rating?
- We couldn't match any ingredient to a HelloPharmacist monograph, so there was no safety data to measure.
HelloPharmacist summaryFully disclosed formula with no assessable stated purpose. Medication interactions could not be assessed, and safety information could not be assessed.
Assessment coverage: 0 of 1 active ingredient matched to our full ingredient reviews (monographs). Based on the product label dated Jun 24, 2020.
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
General information
Key facts about CLA, straight from the product label.
| Brand | GNC Total Lean |
|---|---|
| Net contents | 30 Pack(s) |
| Market status | On market |
| Date entered into DSLD | Jun 24, 2020 |
| DSLD ID | 228928 |
| Product type | Fat/fatty Acid |
| Supplement form | Capsule |
| Dietary claims / uses | All Other, Structure/Function |
| Intended target group(s) | Adult (18 - 50 Years), Gluten Free |
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 CLA by GNC Total Lean, sourced from the NIH Dietary Supplement Label Database.
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Calories | 25 Calorie(s) | -- |
| Total Fat | 2.5 Gram(s) | 3% |
| Conjugated Linoleic Acid | 2000 mg | -- |
Other ingredients: Gelatin, Glycerin
Tap any ingredient to jump to its full detail below.
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
5 in 1 Burn & Define Vitapak Advanced support as you strive to burn & define. Define your look. Get premium, clinically researched ingredients in just the right doses to support your nutrition and weight management goals - all in a convenient pack.
30-day supply
Our quality commitment to you Since 1935, our mission as the industry leader has been to provide you with the highest-quality nutritional supplements. We continue to stand behind this mission. If you're not 100% satisfied with your purchase, return the unused portion of the product with your receipt within 30 days and we'll either refund your money or find a replacement product that is right for you.
Formula
CLA Conjugated Linoleic Acid (CLA) is a naturally occurring fatty acid that fuels fat metabolism and enhances your diet.
Fuels fat metabolism with L-Carnitine 1000 & CLA
Each pack contains: CLA
FDA Disclaimer Statement
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Formulation
Scientifically formulated nutrition & weight management support system
Conforms to USP <2091> for weight. Meets <2040> disintegration.
No wheat, gluten free, no soy, no dairy.
FDA Statement of Identity
Dietary Supplement
Suggested/Recommended/Usage/Directions
Directions: As a dietary supplement, take the contents of one pack daily.
Notice: Use in conjunction with the Total Lean Meal and Exercise Plan found on www.totallean.com.
Precautions
Do not take before bedtime.
Warning: Consult your physician prior to using this product if you are pregnant, nursing, taking medication, or have a medical condition.
Discontinue used two weeks prior to surgery. Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.
Keep out of reach of children.
Storage
Store in a cool, dry place.
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
CLA by GNC Total Lean label
The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.
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)The Ingredients in CLA by GNC Total Lean
This is the 1 active ingredient this product is made of. Select it to open its full monograph.
Serving size2 Softgel(s) Dosage formCapsule Amounts shown are per serving.
Conjugated Linoleic Acid
Other (inactive) ingredients: Gelatin, Glycerin. These complete the product’s ingredient list but are not active constituents.
CLA by GNC Total Lean Drug Interactions
We don’t currently list any known drug interactions for the mapped ingredients in CLA. This doesn’t guarantee none exist — always confirm with your pharmacist before combining a supplement with your medications.
Brand information
Manufacturer and brand details for CLA, from the product label.
GNC Total Lean
See all GNC Total Lean products- Name
- General Nutrition Corporation
- City
- Pittsburgh
- State
- PA
- ZipCode
- 15222
- Phone Number
- 1-888-462-2548
- Web Address
- gnc.com
CLA by GNC Total Lean: Common Questions
Does CLA by GNC Total Lean interact with any medications?
How can one product interact with so many drugs?
Where does this information come from?
Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
Not sure if CLA is safe with your meds?
Our pharmacists answer your medication & supplement questions — free.
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.
Sources & How We Checked
CLA'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.
- NIH Dietary Supplement Label Database (DSLD) — The official product label on file for this supplement.
- Natural Medicines (Therapeutic Research Center) — Evidence-graded clinical reference behind the ingredient interaction data.
Content is written and reviewed by licensed HelloPharmacist pharmacists. See our data sources and editorial standards for how this information is built and checked.
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