Page 1 - Reviews - Force Factor, LeanFire®, 60 Vegetable Capsules - iHerb
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Customer Ratings & Reviews

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4.4
Based on 16,955 ratings
11,627
2,504
1,656
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What customers say
Customers generally report positive experiences with Force Factor LeanFire®, highlighting its effectiveness in boosting energy and aiding weight management when combined with diet and exercise. Many users appreciate the clean energy boost without jitters, improved focus during workouts, and appetite suppression throughout the day. The product's quality is frequently praised, with ingredients considered high-quality and well-chosen. The capsule size is easy to swallow, and the neutral taste makes it comfortable to take. However, some users experienced jitteriness when combining it with other caffeine sources like coffee. While most reviews are favorable, a few customers did not notice significant effects on weight loss or energy levels. Overall, the supplement is recommended for those seeking an extra edge in their fitness routines.
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English
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Emoke
Posted on Oct 7, 2025
Romania
4
4
0
2
Lean free charged my life !
Verified purchase
The benefit of this product is absolutely over my expectations! Fair dosage and size with healthy ingredients ,is absolutely the best way to start a healthy energy full diet ,results seen already afrer a few days ! Not the taste that makes it really good rather the quality! Keep your energy high and your appetite low ! I recommend 👌
5f215919-bdae-479a-b54e-d52497f50266
Nana
Silver
Posted on Oct 9, 2025
China
251
0
2
30
Works excellent
Verified purchase
It really gives you that boost of energy for a few good hours! I love the way it works! Good quality for the price , size is decent
Dan
Posted on Jun 5, 2025
Austria
24
0
0
13
Effective Energy Boost with Mild Side Effects
Verified purchase
I've been using Force Factor LeanFire for a few weeks now and have noticed a significant increase in my energy levels, especially during workouts. The appetite suppression is also quite effective, helping me stay on track with my diet. However, I did experience some mild stomach discomfort initially, which subsided after a few days. Overall, it's a solid supplement for those looking to enhance their fitness routine, but be mindful of potential side effects.
MaxMuscle
Posted on Jul 30, 2025
Kuwait
38
0
4
8
Verified purchase
Good vitamin fast results It is important to ensure that the vitamins are taken as directed and in the correct dosage to achieve the best results. Additionally, a balanced diet and regular exercise can further enhance the effectiveness of the vitamins.
iHerb customer
Silver
Posted on Nov 28, 2025
Qatar
153
11
0
5
Strong clean energy boost
Verified purchase
This supplement worked better than I expected. It gave me a steady boost in energy and focus without any jittery feeling. I noticed improved endurance during workouts and felt more alert on busy days. The capsules are easy to take and the formula feels clean. It is a great choice if you want something that actually works and does not make you crash afterward.
iHerb customer
Posted on Sep 24, 2025
New Zealand
57
1
2
24
Can see the effect
Verified purchase
I tried Force Factor LeanFire for a few weeks to see if it could help with energy, appetite control, and trimming fat. It does give you a noticeable energy boost—especially in the mornings. Also helped a bit with feeling less hungry between meals. But—there are some trade-offs. I got some jitteriness, especially if I accidentally stack it with coffee. Also it feels like the effects taper after a while, unless I keep up diet + exercise. Overall: decent support if you already have healthy habits and want a push. Just expect it won’t work by itself.
iHerb customer
Posted on Aug 31, 2025
Thailand
29
0
0
2
Works best with good diet and exercise
Verified purchase
I’ve been trying this supplement for a while and I can say it does help, but only if you also maintain a proper diet and regular exercise. On its own you may not see much effect, but when combined with good habits it supports energy, focus, and overall results. Easy to take, good quality capsules.
iHerb customer
Posted on Aug 31, 2025
Thailand
29
0
0
2
Works best with good diet and exercise
Verified purchase
I’ve been trying this supplement for a while and I can say it does help, but only if you also maintain a proper diet and regular exercise. On its own you may not see much effect, but when combined with good habits it supports energy, focus, and overall results. Easy to take, good quality capsules.
Nowuckas
Posted on Mar 9, 2025
Australia
21
0
0
20
Great energy booster and fat burner
Verified purchase
It is formulated to support fat metabolism and may aid weight loss when combined with a balanced diet and regular exercise. I had realistic expectations and after a month of regular exercises and cut on calories intake I saw some good results in weight and size loss. No side effects, therefore, I believe the product quality and the formula are just right. Thank you
iHerbCustomer
Gold
Posted on Nov 17, 2024
Saudi Arabia
704
0
0
72
Verified purchase
Totally great product! It’s good for losing weight. The size is sufficient. High quality. And the packaging preserves the product which is the most important thing. The ingredients are excellent and the taste is good. I noticed that it decreased my calorie intake and losing weight attempts. Hopefully, I’m gonna reach my desired weight.