Bioslim Weight Loss Review: Ingredients, Benefits, and Effectiveness
A thorough review of Bioslim’s weight loss system, including its ingredients, benefits, side effects, and user experiences. See if this multi-step program is worth trying.
Advertiser Disclosure: We independently select all the products. If you click through links we provide, we may earn a commission.

Key Takeaways
- Bioslim contains a blend of botanical extract, vitamins, minerals, and metabolic support ingredients across its Ultra Slim Tone, Ultra Vita/Min Plus, and Accelerator formulas.
- User experiences vary, with some reporting mild appetite and energy support, while others experience minimal change.
- Bioslim is decent, but individuals seeking a cleaner formula may prefer Flawless Bloom’s Ketofuse.
Introduction
Weight loss supplements have grown increasingly popular as more people are looking for ways to manage appetite, boost metabolism, and enhance energy. Most of these products rely on botanical extracts, vitamins, and thermogenic agents to improve fat metabolism and overall vitality.
Bioslim is one of the brands in this category, offering a multi-component system that includes formulas like Ultra SlimTone, Ultra Vita/Min Plus, and Accelerator. It is a multi-step metabolic support program combining herbs, vitamins, and minerals to aid in weight management.
But is Bioslim really better than other metabolism-boosting weight loss supplements? Does it contain any unhealthy ingredients? What was our experience purchasing and testing this multi-step supplement? And does it cause any side effects?
This article takes an evidence-based look at Bioslim’s formula, its ingredients, effectiveness, user experience, safety considerations, and whether the blend offers meaningful value compared to more streamlined products like Flawless Bloom Ketofuse.
Ingredient Analysis
Bioslim includes a very large ingredient list across the three-part system. Some of the primary ingredients include: Green tea extract, Cotinus, Quercetin, BioSlim Pyruvate Complex, CoQ10, Vitamins A, C, D & E, Balanced B-complex, Glucomannan, Chromium Polynicotinate, Oriental Ginseng, Atractylodes, Astragalus, Gardenia, Licorice root, Calcium, Magnesium, Zinc, etc.
Green Tea Extract
Green Tea Extract is a research-backed metabolism support ingredient. Bioslim uses a green tea extract containing approximately 50% epigallocatechin gallate (EGCG), a catechin known to powerfully aid in fat burning and boosting metabolism.
A 2021 systematic review in the Nutrients journal by Mariangela Rondanelli et. Al stated that daily consumption of green tea with EGCG doses is effective in body fat and body weight reduction. Green tea is also a potent antioxidant that protects the body from oxidative stress.
This ingredient in the three-part Bioslim system supports its claim for increasing energy expenditure and supporting fat metabolism.
We approve of this ingredient.
Learn about the health benefits of green tea, from its antioxidants to its role in overall well-being, in this YouTube video by Dr. Brian Yeung, ND. He explains the science in a simple, easy-to-follow way, offering tips for adding green tea to your daily routine.
Bioslim Super-Enhanced B-Complex
B vitamins such as B1, B2, B6, B12, folic acid, and niacin play fundamental roles in the conversion of food into cellular energy. By supporting energy production, these vitamins prevent sluggishness and fatigue, enabling individuals to maintain an active lifestyle, aiding in weight loss.
According to a publication in the F1000 Research journal by author Lana M. Agraib et. Al, increasing the consumption of vitamins B1, B2, and B6 may significantly reduce the occurrence of obesity and related coronary heart diseases.
The robust, balanced B-complex blend in Bioslim Ultra Vita/Min Plus formula supports energy, metabolism, and nutrient utilization.
We approve of this ingredient.
According to John W. Smith, MD and Physician -
B vitamins like B1, B2, B6, and B12 are crucial for maintaining metabolic efficiency and energy production. Supplementing these vitamins can play a significant role in preventing fatigue and supporting weight loss efforts, especially when combined with a balanced diet and regular physical activity.
Quercetin
This is a plant flavonol from the flavonoid group of polyphenols and is often used as an ingredient in various dietary supplements. According to Bioslim, its inclusion helps to magnify the effects of Green Tea as it’s also a powerful antioxidant.
The conclusion to a study by researcher Haohai Huang et. Al, In the Journal of Diabetes, Metabolic Syndrome and Obesity it was noted that quercetin intake did not show a notably favorable effect on weight loss in the randomized trial participants.
There is limited research on quercetin supplementation for metabolism and weight loss.
We disapprove of this ingredient.
Licorice Root
This ingredient is known for its anti-inflammatory, antioxidant and antimicrobial effects. It is known to support digestive health, skin health, and the overall immune system. Licorice is rich in flavonoids such as glycyrrhizin, which influence blood pressure and fluid balance in the body.
A review article in the Plants journal by Shadma Wahab et. AL explained that licorice root can be used in the treatment of Alzheimer’s disease, dementia, and cognitive impairment. It also contains active ingredients that are efficient in regulating respiratory, gastrointestinal, and immune functions.
While licorice has health applications, it's less ideal for a modern metabolic support formula.
We disapprove of this ingredient.
Dong Quai (Angelica sinensis)
Dong Quai is a herb that has a long history of use in traditional Chinese medicine. It is known to potentially help in regulating hormonal imbalances in women and to improve blood circulation. It is also a detoxifier and has been found useful in the prevention of fatigue and anemia.
A 2021 review by the National Institute of Child Health and Human Development stated that Dong quai is usually well-tolerated and helps to alleviate symptoms associated with menopause and menstruation.
The scientific evidence to support Dong quai as a weight loss ingredient is limited. It may, however, support weight management indirectly through supporting hormonal balance.
We disapprove of this ingredient.
Quick Decision Guide: BioSlim vs Our Top-Rated Fat Burner (KetoFuse®)
We tried Bioslim
We tested Bioslim through several individuals to get a clearer sense of how the system works in real life.
We tried Bioslim
Convenience: The regimen involves taking multiple capsules at different times of the day. This was structured for some and inconvenient for others.
Taste: The capsules were easy to swallow, and they had no aftertaste.
Effectiveness: The most noticeable impact during the first few weeks was an increase in energy, which may be linked to the green tea and B-complex blend. There was some improvement in appetite control for some, though not dramatically. The Accelerator phase produced stronger stimulation for some testers and very little difference in others.
The experience was different for every tester. Some reported improved morning focus, and others did not notice any meaningful change in daily energy or appetite.
Our conclusion is that Bioslim performs decently but may not provide standout results across different users. Daily experience and effectiveness heavily depend on individual tolerance, lifestyle, and expectations.
As an alternative, SeroBurn also claims to support weight loss but does it actually deliver on those promises? Read the SeroBurn review to find out whether its claims hold up under scrutiny.
Side Effects & Safety
There may be mild side effects experienced from the use of Bioslim due to the presence of digestive fibers, stimulatory herbs, and metabolic extracts. Some users reported slight jitteriness and digestive discomfort, such as bloating.
These side effects are mild but worth noting, especially for people with sensitivity to botanical formulas or those not accustomed to multi-ingredient blends. Individuals with digestive, hormonal, or cardiovascular conditions, or those taking other medications, should consult a healthcare provider before starting these dietary supplements because of its many active components.
The Bioslim System is generally safe as the brains behind it are a medical doctor, Dr. Josh Leichtberg, who has been through years of gestation and clinical testing before it was released to the general public.
A streamlined formula like Flawless Bloom Ketofuse may be more suitable for people seeking products with fewer variables and a simpler ingredient profile.
Real Customer Reviews
There are a couple of testimonials on the brand’s official website, and they are all positive. We believe they may be biased for marketing purposes:
One positive review says:
I would call the Bioslim System an easy approach to weight loss, because all you do is take your tablets and follow the program, and it just works like magic. You’re not hungry. You eat your meals. And just forget about it. The weight melts off!
A not-so-positive review says:
I have gained all the lost weight. I took the pills and lost 9 pounds, but I gained it back. What should I do now? Please suggest some other weight loss supplement.
At the time of updating this article, there were no reviews on Bioslim from key platforms like Amazon, BBB, or Trustpilot. It, however, had a 1 out of 5 rating on Consumer Affairs with 131 reviews.
A 1-star review says:
I fell prey to Bioslim after my wife asked about trying their products. I called and was told I was being upgraded to a 30-day trial with just $9.93 shipping. 15 days later, I see a charge on my credit card for $79.97. I called the number on the shipping email and argued about getting a refund and cancelling any future orders. The supervisor on duty said there was no way to issue a full refund, and the best they could do was 45%. He later hung up on me. What a scam! They said the charge was for the bottles I received from the trial. This company needs to be shut down. Don’t fall for them; save yourself the headache.
Where to Find the Best Value
Bioslim can be purchased directly from its official website. Pricing varies depending on whether you buy individual products or the full multi-step kit. While it falls within the moderate-to-medium price range, the cost can accumulate as the program involves multiple bottles.
- Bioslim 2000 Ultra Complete Kit: $89.85
- Ultra Vita/Min Plus (Adults): $19.95
- Ultra SlimTone Formula: $29.95
- Accelerator: $19.95
Individuals comparing options may find that single-formula weight loss supplements, considered some of the best weight loss supplements offer a simpler alternative with fewer steps and ingredients, while still providing strong metabolic support.
Pros & Cons
Pros:
- Contains research-supported ingredients like Green Tea and B-Complex.
- Multi-step system that may appeal to users who prefer guided routines.
- Offers metabolic support and mild energy boosting.
Cons
- Includes several ingredients with limited metabolic-support evidence.
- Multi-bottle systems may be an inconvenience for some users.
- Results vary significantly among users.
Should You Buy Bioslim?
Feedback on Bioslim shows a blend of positive, neutral, and negative experiences. Some users enjoy the structured system, mild energy improvements, and weight loss, while others find the system to be an inconvenience and the effects to be modest and inconsistent.
There is the possibility of users experiencing mild side effects from the use of Bioslim, especially due to the presence of numerous botanical ingredients. From its extensive ingredients list, approved ingredients like green tea and the B-complex stand out as the most reliable for energy and metabolic support.
These ingredients are backed by several studies, and they appear in both Bioslim and other metabolism-boosting supplements like Flawless Bloom Ketofuse.,/
However, unlike Bioslim, Flawless Bloom Ketofuse takes a more rationalized approach by combining the approved ingredients like Apple Cider Vinegar, Raspberry Ketones, African Mango with additional synergistic elements focused on energy support, metabolic balance, and overall health and wellness.,/
In conclusion, Bioslim is a decent weight loss supplement for anyone who does not mind multi-step systems and herbal blends. But for those who prefer simple yet research-aligned formulas, then Flawless Bloom’s Ketofuse may be a more effective and convenient option.,/
FAQs
References
Flawless Bloom has strict sourcing policies and relies on primary sources such as medical organizations, academic institutions, governmental agencies, and peer-reviewed scientific journals. Read more about how we ensure our content is accurate, thorough, and unbiased by reading our editorial process.
- Effect of Acute and Chronic Dietary Supplementation with Green Tea Catechins on Resting Metabolic Rate, Energy Expenditure, and Respiratory Quotient. https://pmc.ncbi.nlm.nih.gov/articles/PMC7922336/
- The impact of energy-releasing B-vitamin intake on indices of obesity and cardiac function. https://pmc.ncbi.nlm.nih.gov/articles/PMC11319906/
- Licorice: A comprehensive Review on its Photochemistry, Biological Activities, Clinical Evidence, and Toxicology. https://pmc.ncbi.nlm.nih.gov/articles/PMC8703329/
- Dong Quai. https://www.ncbi.nlm.nih.gov/books/NBK501836/
- Clinical effectiveness of quercetin supplementation in the management of weight loss. https://pmc.ncbi.nlm.nih.gov/articles/PMC6497115/















