L-Carnitine
This product looks safe
- No ingredients exceed tolerable upper intake levels
- 100% of ingredients have research evidence
What the Evidence Says
AI-generated · Qwen 3.6 · grounded in 1 source · methodologyL-carnitine is involved in the transport of fatty acids into mitochondria for energy production. Research provides moderate evidence that it may support lipid metabolism and exercise recovery. However, overall evidence coverage for this specific formulation is limited.
AI-generated summary based on research evidence. Not medical advice.
Product Label
Label Data
Supplement Facts — Evidence Check
Other Ingredients
Label Claims — Verification
Product Information
Directions for Use
Directions: As a dietary supplement, take contents of one packet daily with food. For maximum benefits, take as directed every day.
Warnings & Precautions
Warning: Cancer and reproductive harm - www.P65Warnings.ca.gov.
Consult your physician prior to using this product if you are pregnant, nursing, taking medication, or have a medical condition.
Discontinue use two weeks prior to surgery. Inform your physician of this product's biotin content before any lab test.
This product contains EGCG from green tea.
Niacin may cause a temporary flushing reaction.
Keep out of reach of children.
Formulation Notes
No artificial flavors, no wheat, gluten free, no dairy.
Energy & metabolism
Specially formulated for calorie burn & mental sharpness
Includes multivitamin + energy & metabolism igniter + fatty acid metabolizer + essential fatty acids
Your added support includes: Energy & metabolism Muscle fuel Cardiovascular health
Features a clinically studied calorie-burning blend plus caffeine for mental alertness L-carnitine helps use fatty acids as energy and fuel skeleton muscles Omega-3s and GLA help support healthy blood lipids and cardiovascular health
Additional Information
Conforms to USP <2091> for weight. Meets USP <2040> for disintegration. Actual size
Store in a cool, dry place.
For more information:
In a randomized, double-blind, placebo-controlled study of 112 healthy volunteers, subjects taking the GNC vitamin and mineral blends for six weeks experienced significant improvements in serum levels of certain key nutrients compared to a placebo and a leading multivitamin formula based upon multivariate statistical analysis of a group of B vitamins (thiamine, niacin, riboflavin, pantothenic acid, biotin, folic acid and minerals B-6 and B-12) and key antioxidants and carotenoids (a group of beta-carotene, alpha-tocopherol, selenium, lutein and lycopene). Statistical improvements in SF-36 vitality and mental health scores were also observed compared to placebo. 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.
30-day supply
Rev up your regimen. With a multivitamin blend clinically proven to make you feel better, plus extra ingredients customized for calorie burn and mental sharpness, our women's Vitapak Program Energy & Metabolism will help put pep in your step.
Product Details
Research Evidence
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.