if you like to be jumpy and get a real groovy eye twitch then i say go for it.
take it one hour before a hard workout and take every other day. cycle off every 4 weeks for one week then start back up. customerjon @gmail.com is where information happens.
I think it does contain ephedra, scary stuff. I like Tangy Orange Cytomax mixed with Vanilla Cream Muscle Milk before long workouts. During the workouts I like to carry a few Tangerine (double caffeine!) Power Gels in my back shirt pocket...zoom! That's all I need to get me through a 70 mile bike ride.
Here's the ingredient list and the instructions from supplementdirect.com:
"Ripped Fuel is another great thermogenic product containing ma huang (herbal form of ephedrine), guarana (herbal form of caffeine), l-carnitine, and chromium picolinate. 120 capsules per bottle. Nutrition Facts Serving Size: 2 Capsules Servings Per Container: 60 Amount Per Serving % Daily Value* Chromium 200 mcg 167% Ma-Huang Extract 334 mg Guarana Seed Extract 910 mg L-Carnitine 100 mg *Percent Daily Values are based on a 2,000 calorie diet. Other Ingredients: Gelatin, Cellulose, Purified Water, MCT, Silica, Magnesium Stearate. Recommended Use: As A Dietary Supplement, Take 2 Capsules Before Morning Workout On An Empty Stomach. Also, Take 2 Capsules Before Afternoon And Evening Meals. Do Not Exceed 6 Capsules Daily. Begin Use With One Half The Recommended Dose (1 Capsule 3 Times Per Day) To Assess Your Tolerance. Warning: Not For Use By Individuals Under The Age Of 18. This product contains ephedrine alkaloids. Netrition recommends that you start with less than the recommended dosage of products containing these central nervous system stimulants. Take it with a meal to test your tolerance of this product before increasing to the recommended dosage. Do not take more than one product at a time containing any central nervous system stimulants like ephedra or caffeine. If you are taking any prescription drugs or over the counter medicine, check with you physician prior to use. If you experience bad side effects, discontinue use immediately and consult a physician. U.S. Federal Trade Commission Warning- This product contains ephedra or ephedrine. Taking more than the recommended serving may result in heart attack, stroke, seizure or death. Consult a health care practitioner prior to use if you have high blood pressure, heart or thyroid disease, diabetes, difficulty urinating, prostate enlargement, or glaucoma, or are using any prescription drug. Do not use if you are taking a MAO inhibitor or any allergy, asthma, or cold medication containing ephedrine, pseudoephedrine, or phenylpropanolamine. Discontinue use if dizziness, sleeplessness, loss of appetite, or nausea occurs."