These statements have not been evaluated by the FDA. These products are not intended to diagnose, treat, cure, or prevent any disease. Results vary.

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Which Diet Pills Really Work Fast?

You're about to find out...

Finding an effective Diet Pill online shouldn't be a major chore, but with 1000's of diet pills available online it can be almost impossible to find Diet Pills that work fast, and eliminate the scam diet pills.

We set ourselves apart by allowing you to sort and rank diet pills yourself based on the following criteria.

How to Determine "TOP RATED" Diet Pills?

  • 1) Overall Rating
  • 2) Fat Burning Power
  • 3) Appetite Suppression
  • 4) Long Term Results
  • 5) Customer Reviews
  • 6) Safety
  • 7) Cost/Pound Lost
  • 8) Guarantee
  • 9) Price

100% Low Price Guarantee!

You may find some of these diet pills at other retailers, but they will cost more and they won't be backed by a money back guarantee. If by chance you find a lower price, we will match it. And then to sweeten the deal, we'll ship your order for FREE.

1 Adapexin-P - Eat Less Food2 & Burn More Fat!1
  • Clinically Proven Ingredients
  • Curb Hunger Cravings
  • Lose Weight or Get Your Money Back!

Adapexin-P is our Staff's #1 Top Pick. It's without a doubt our best selling diet pill. It combines clinically proven ingredients that burn fat1 and suppress appetite2. Just one of the ingredients (Chromax) is clinically proven to help you consume less calories per day3! There are seven other ingredients! (find out more about the other ingredients).

Adapexin-P comes with a 100% Unconditional Lifetime Money Back Guarantee - something that most diet pill companies are afraid to give.

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Retail: $99.99
Our Price: $34.99 - $49.99

2 Phenphedrine - Fat Burner Chosen Most by Customers29
  • Burns Fat 1,5,10
  • Suppresses Appetite7
  • 100% Ephedra Free

Phenphedrine is without a doubt our most powerful Fat Burner and Appetite Suppressant. It's no wonder why it has the highest re-order rate and the lowest return rate. 29 In addition to its weight loss capabilities, Phenphedrine also promotes a feeling of well being.13

Phenphedrine is only available in the U.S., Canada, and United Kingdom. Phenphedrine is 100% ephedra-free.

Retail: $149.99
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#3 DietPillUniverse.com's Top 3 Sellers Clearance Kit

The Top Sellers Kit provides you with three of the Top Rated diet supplements for one low price. If you compare the 3-months-supply of weight loss power (1 30-day supply of each supplement) for only $100 against the $155 it would cost you to buy each separately, you'll realize what an exceptional deal this is.

Most importantly, after the 90 days of intense weight loss, if you decide you'd like to lose a few more pounds in the future you'll know exactly which of the three works best for your body type!

4 DecaSlim - Safe & Effective "SuperFoods" Supplement
  • Contains TIME's "10 SuperFoods"30
  • Stimulates Thermogenesis1, 30
  • Lifetime Guarantee

DecaSlim was developed by someone who wanted to get the weight loss and detox power20 of TIME Magazine's recently published "10 SuperFoods that Pack a Wallop"30. Aside from losing weight, she also noticed a decrease in acne breakouts19,31. It was difficult for her to eat the 10 foods daily so she decided to supplement with 10 Highly Concentrated Extracts and her results were identical to the whole foods.

All 10 "SuperFoods" are contained in highly concentrated extracts. DecaSlim is one of the best-selling diet pills available and ranked highly across many authoritative diet pill web sites42.

Retail: $84.99
Our Price: $39.99

5 Anoretix - Powerful Appetite Suppressant
Anoretix
  • Appetite Suppressant
  • 9 Patented Weight Loss Ingredients
  • Lifetime Guarantee

Anoretix contains 9 patented weight loss compounds. In a recent clinical study, one compound alone helped users lose significantly more body fat than placebo during a 12 week study.36 Each of Anoretix's ingredients are formulated to maximize your weight loss.

Most diet pills will only give you short-term results, but Anoretix’s 9 patented ingredients may help you lose weight and keep it off - or we GUARANTEE your Money-Back!

Retail: $126.99
Our Price: $33.32 - $49.99

6 Liporexall
  • Blocks Fat Calories28
  • Builds Lean Muscle21,22
  • Decreases Appetite27

Liporexall is a weight loss supplement that contains 10 patented weight loss ingredients. Just one of those ingredients was shown to Block More Fat Calories in a recent clinical study38!

If you want one of this years hottest diet supplements, then you need to try Liporexall!

Update:Recent results of a pilot study done on another ingredient in Liporexall shows a significant reduction in body fat percentage!19

Retail: $119.99
Our Price: $35.49 - $47.99

8 7 Day Detox - Top Selling 7 Day Detox Supplement
  • Incredible Value
  • Promotes Weight Loss 1
  • Body Detoxification

7 Day Detox is a unique detoxification supplement that contains 34 different ingredients intended to flush toxins and fat out of your system.

If you want to jumpstart your diet or shed some unwanted pounds in a hurry for a special event 7 Day Detox will be your secret weapon.

Retail: $49.99
Our Price: $9.99 - $14.99

9 Apidexin - Helps You Eat Less Food21 & Build Lean Muscle21,22
  • Eat Less Calories per Week3
  • Builds Lean Muscle36,37
  • Contains Powerful Ingredients

Apidexin is one of the most popular diet pills available. Just one of Apidexin's powerful ingredients, Irvingia helped reduce hunger and caloric intake of participants in a recent clinical study1. Apidexin contains 7 clinically proven ingredients. This is unheard of in the diet pill industry! It's no wonder why Apidexin has been one of the best selling diet pills 3 years running. With all of these proven ingredients you'd assume it costs a fortune. But it's priced very competitively ...a 30 day supply is available for $44.99.

Retail: $99.99
Our Price: $24.99 - $49.99

Why Shop With DietPillUniverse.com?

† These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure or prevent any disease. Results not typical. Individual results may vary.

Legal Disclaimer: The information provided on this site is intended for your general knowledge only and is not a substitute for professional medical advice or treatment for specific medical conditions. Always seek the advice of your physician or other qualified health care provider with any questions you may have regarding a medical condition. The information on this website is not intended to diagnose, treat, cure or prevent any disease. Never disregard medical advice or delay in seeking it because of something you have read on DietPillUniverse.com. Products sold on this site are for personal use and not for resale. All orders placed through this website are subject to DietPillUniverse.com's acceptance, in its sole discretion. This means that DietPillUniverse may refuse to accept, or may cancel, any order, whether or not it has been confirmed, without liability to you or any third party.

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Click Here For References To Clinical Studies Cited Above
  1. Duloo A., Geissler C., Hortin T., Collins A., Miller. (1989). Normal caffeine consumption: influence on thermogenesis and daily energy expenditure in lean and postobese human volunteers. American Journal of Clinical Nutrition 49(1), 44-50.
  2. Walsh D., Yaghoubiam V., Behforooz A. (1984). Effect of glucomannan on obese patients: a clinical study. International Journal of Obesity, 8(4), 289-293.
  3. Kaats G., Blum K., Fisher J., Adelman J. (1996). Effects of chromium picolinate supplementation on body composition: a randomized, double-masked, placebo-controlled study, Current Therapeutic Research 57(10),747-456.
  4. Acetic Acid Upregulates the Expression of Genes for Fatty Acid Oxidation Enzymes in Liver To Suppress Body Fat Accumulation; Tomoo Kondo*, Mikiya Kishi, Takashi Fushimi and Takayuki Kag, Central Research Institute, Mizkan Group Corporation, 2-6 Nakamura, Handa, Aichi 475-8585, Japan
  5. Hoffman, Jay R., Jie Kang, Nicholas A. Ratamess, Mattan W. Hoffman, Christopher P. Tranchina, and Avery D. Faigenbaum. "Examination of a pre-exercise, high energy supplement on exercise performance." Journal of the International Society of Sports Nutrition 6 (2009). Journal of the International Society of Sports Nutrition. 6 Jan. 2009. BioMed Central Ltd. 25 Mar. 2009
  6. Henderson MC, Miranda CL, Stevens JF, et al. In vitro inhibition of human P450 enzymes by prenylated flavonoids from hops, Humulus lupulus. Xenobiotica 2000;30(3):235-251.
  7. Chocamine, The health benefits of chocolate without the sugar, fat and dairy, retrieved December 9, 2010 from http://www.rfiingredients.com/chocamine.asp
  8. William Marias Malisoff (1943). Dictionary of Bio-Chemistry and Related Subjects. Philosophical Library. pp. 311, 530, 573. ISBN B0006AQ0NU.
  9. Raspberry ketone (as Razberi-K™, Integrity Nutraceuticals) was shown to promote fat oxidation in an unpublished pilot study.
  10. Raspberry ketone has been shown to prevent high-fat-diet-induced elevations in body weight. Morimoto C, Satoh Y, Hara M, Inoue S, Tsujita T, Okuda H (2005). "Anti-obese action of raspberry ketone". Life Sci. 77 (2): 194–204. doi:10.1016/j.lfs.2004.12.029. PMID 15862604
  11. Funk, Janet L.; Frye, Jennifer B.; Oyarzo, Janice N.; Timmermann, Barbara N. (2009). "Comparative Effects of Two Gingerol-ContainingZingiber officinaleExtracts on Experimental Rheumatoid Arthritis⊥". Journal of Natural Products 72 (3): 403–7. doi:10.1021/np8006183. PMID 19216559.
  12. Anti-hyperglycaemic, lipid lowering and anti-oxidant properties of [6]-gingerol; International Journal of Medicine and Medical Sciences. Vol. 1(12), pp. 536-544, December, 2009.
  13. Sabelli, Hector C.; et al. (1978). "Phenylethylamine and brain function". Biochem Pharmacol. 27 (13): 1707–1711. doi:10.1016/0006-2952(78)90543-9. ISSN 0006-2952. PMID 361043.
  14. Liebowitz, Michael, R. (1983). The Chemistry of Love. Boston: Little, Brown, & Co.
  15. Wang, T. et al. (2008): Evodiamine improves diet-induced obesity in an uncoupling protein-1-independent manner: involvement of antiadipogenic mechanism and extracellularly regulated kinase/mitogen-activated protein kinase signaling. In: Endocrinology 149(1); 358–66; PMID 17884939
  16. Kobayashi, Y. et al. (2001): Capsaicin-like anti-obese activities of evodiamine from fruits of Evodia rutaecarpa, a vanilloid receptor agonist. In: Planta Med. 67(7); 628–33; PMID 11582540
  17. Ostojic SM (2006). "Yohimbine: the effects on body composition and exercise performance in soccer players". Research in Sports Medicine 14 (4): 289–99. doi:10.1080/15438620600987106. PMID 17214405
  18. Results not typical.
  19. Gaulier J., Halse J., Houe K., Kristiansen K., Fagertun H., Vik H., Gudmundsen O. (2005). Conjugated linoleic acid supplementation for 1 year reduces body fat mass in healthy overweight humans. The American Society for Nutritional Sciences Journal of Nutrition, 135, 778-784.
  20. Journal of Biological Chemistry Published online ahead of print, 10.1074/jbc.M110.188144 "Up-regulation of Adiponectin by Resveratrol: The essential roles of the Akt/Fox01 and AMP-activated protein kinase signaling pathways and DsbA-L" Authors: A. Wang, M. Liu, X. Liu, L.Q. Dong, R.D. Glickman, T.J. Slaga, Z. Zhou, F. Liu
  21. Study conducted at C.B. Patel Research Centre for Chemistry and Biological Sciences, Mumbai. Data on file of Sami Labs Limited, Bangalore, India. (Read Study)
  22. The use of a Cissus quadrangularis/Irvingia gabonensis combination in the management of weight loss: a double-blind placebo-controlled study; Laboratory of Nutrition and Nutritional Biochemistry, Department of Biochemistry, B.P. 812, University of Yaoundé 1, Yaoundé, Cameroon (Read Study); http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2330043
  23. Gilbert R. Kaats, Kenneth Blum, Jeffrey A. Fisher and Jack A. Adelman. Effects of chromium picolinate supplementation on body composition: a randomized, double-masked, placebo-controlled study, Current Therapeutic Research 57(10):747-456, 1996.
  24. Gilbert R. Kaats, Kenneth Blum, Dennis Pullin, Samuel C. Keith and Robert Wood. A randomized, double-masked, placebo-controlled study of the effects of chromium picolinate supplementation on body composition: a replication and extension of a previous study, Current Therapeutic Research 59(6):379-388, 1998.
  25. Minerva med 1992 Mar;83(3):135-9 [chronic use of glucomannan in the dietary treatment of sever obesity] Vita PM, Resteli A, Caspani P, Klinger R, Centro per la Farmacoterapia dell Malattie Nutrizionzli, Universita degli Studi di Milano
  26. View Adipozin's Ingredients
  27. http://www.ncbi.nlm.nih.gov/pubmed/15005645
  28. J Nutr Biochem. 2007 Sep;18(9):629-34. Epub 2007 Apr 5.
  29. Based upon customer feedback, testimonials, order frequency, re-order rate, and extremely low return rate.
  30. TIME Magazine -- U.S. Edition -- January 21, 2002 Vol. 159 No. 3, "Ten Foods that Pack a Wallop", http://www.time.com/time/magazine/article/0,9171,1001676,00.html
  31. Based off of the information and story of DecaSlim's developer and information found at Decaslim.com
  32. Chermynkh, N. S., Shimanovskii, N. L., Shutko, G. V. and Syrov, V. N. (1988) The action of methandrostenolone and ecdysterone on the physical endurance of animals and on protein metabolism in the skeletal muscles. Farmakologia I Toksikogia. 51 (6), 57-60.
  33. Chen, Q., Xia, Y., and Qui, Z. (2005) Effect of ecdysterone on glucose metabolism in Vitro. Life Sciences. Article In Press.
  34. Kuz'menko, A. I. (1999) Also a very strong adaptogen and antioxidant: antioxidant effect of 20-hydroxyecdysone in a model system. Ukranskii Biokhimicheskii Zhumal. 71 (3), 35-38.
  35. The effects of ingesting a tribulus containing proprietary supplement with combined resistance training on strength, body composition, and hormonal changes in males;Oliver F, Dugan K, McAdams M, Woodall C, Lewing M, White A, Roman S, Willoughby D, Wilborn C, Taylor L Journal of the International Society of Sports Nutrition 2010, 7(Suppl 1):P17 (15 September 2010)
  36. Asano Tsuguyoshi (2001). Clinical report on root extract of perilla plant (Coleus forskohlii) in reducing body fat. Asano Institute. Tokyo,Japan.
  37. Kreider RB, et al. Effects of Coleus forskohlii supplementation on body composition and markers of health in sedentary overweight females. Experimental Biology 2002 Late Breaking Abstracts. LB305: 2002.
  38. Deuchi K, Kanauchi O, Imasato Y, et al. Decreasing effect of chitosan on the apparent fat digestibility by rats fed on a high-fat diet. Biosci Biotech Biochem 1994;58:1613–16; Kanauchi O, Deuchi K, Imasato Y, et al. Increasing effect of a chitosan and ascorbic acid mixture on fecal dietary fat excretion. Biosci Biotech Biochem 1994;58:1617–20. Linarès E, Thimonier C, Degre M. The effect of NeOpuntia on blood lipid parameters--risk factors for the metabolic syndrome (syndrome X). Advances In Therapy [serial online]. September 2007;24(5):1115-1125. Available from: MEDLINE, Ipswich, MA. Accessed February 22, 2011.
  39. Based off of the information and testimonials from 7day-detox.com
  40. Goyal RK, Kadnur SV. Beneficial effects of Zingiber officinale on goldthioglucose induced obesity. Fitoterapia. 2006 Apr;77(3):160-3. Epub 2006 Feb 28.
  41. Wiebe E. N of 1 trials. Managing patients with chronic fatigue syndrome: two case reports. Can Fam Physician.