Top 5 Best Ursolic Acid Supplements for Muscle Growth, Fat Metabolism & Longevity

Ursolic acid is a naturally occurring plant compound found in apple peels, rosemary, basil, and other herbs. Over the past decade, it has gained attention in the U.S. wellness and fitness community for its ability to support lean muscle, reduce fat accumulation, improve metabolic health, and potentially slow down aspects of aging.

With more supplements entering the market, finding the best ursolic acid supplement can be challenging. This guide breaks down the benefits, what to look for in a quality product, and how to choose the right one for your health goals.

Our Top Picks for Ursolic Acid Supplements

1. Best Overall Ursolic Acid: Nutricost Ursolic Acid 300mg (120 Capsules)

• Why? Delivers a strong 300 mg per serving with clean, vegetarian, non-GMO, gluten-free, and soy-free ingredients. Manufactured in the USA for quality assurance.
• Key Benefits: Supports muscle growth, recovery, and metabolic health.
• Best for: Users seeking a potent, high-quality ursolic acid supplement with a straightforward formula.

2. Best Value for Money: BulkSupplements.com Ursolic Acid 75mg (240 Capsules)

• Why? Offers a budget-friendly option with 240 capsules per bottle at 75 mg per serving. Vegan-friendly and sourced from rosemary leaf extract.
• Key Benefits: Promotes healthy metabolism, muscle recovery, and antioxidant support.
• Best for: Cost-conscious buyers who want a reliable, long-term supply at a lower dose.

3. Best High-Dose Formula: Genex Formulas Ursolic Acid 300mg (180 Capsules)

• Why? Provides a robust 300 mg per serving with 180 capsules per bottle for long-term use. Non-GMO, gluten-free, and vegetarian.
• Key Benefits: Enhances muscle strength, recovery, and cellular health.
• Best for: Individuals seeking a consistent high-dose ursolic acid supplement.

4. Best Organic Support: LongLifeNutri Ursolic Acid 300mg (180 Capsules)

• Why? Made from rosemary leaf extract with 300 mg per capsule. Vegetarian, lab-tested, GMP certified, and formulated for muscle growth and recovery.
• Key Benefits: Muscle support, antioxidant activity, and recovery enhancement.
• Best for: Users who prioritize organic, lab-tested supplements with clean sourcing.

5. Best Advanced Formula: MAAC10 Ursolic Acid 300mg

• Why? Not only delivers 300 mg per serving but also marketed as an AMPK and sirtuin activator, supporting healthy aging pathways. Third-party lab tested for purity.
• Key Benefits: Supports metabolism, cellular energy, and healthy aging.
• Best for: Those interested in advanced formulations targeting longevity and metabolic health.

Rank	Product	Form	Price per Count	Highlight	Key Benefits	Best For
1️⃣	Nutricost Ursolic Acid 300mg (120ct)	Capsule	$0.25	Best Overall Ursolic Acid	Muscle growth, recovery, metabolic health	Users seeking a potent, high-quality ursolic acid supplement
2️⃣	BulkSupplements.com Ursolic Acid 75mg (240ct)	Capsule	$0.08	Best Value for Money	Metabolism support, muscle recovery, antioxidant defense	Cost-conscious buyers wanting a reliable supply at lower dose
3️⃣	Genex Formulas Ursolic Acid 300mg (180ct)	Capsule	$0.22	Best High-Dose Formula	Muscle strength, recovery, cellular health	Individuals seeking a consistent high-dose ursolic acid supplement
4️⃣	LongLifeNutri Ursolic Acid 300mg (180ct)	Capsule	$0.20	Best Organic Support	Muscle support, antioxidant activity, recovery enhancement	Users who prefer organic, lab-tested supplements
5️⃣	MAAC10 Ursolic Acid 300mg	Capsule	$0.33	Best Advanced Formula	Metabolism, cellular energy, healthy aging	Those interested in advanced formulations for longevity and metabolic health

1. Best Overall Ursolic Acid: Nutricost Ursolic Acid 300mg (120 Capsules)

Price: $17.95

Nutricost delivers a straightforward, high-potency ursolic acid supplement with 300 mg per serving sourced from Paulownia tomentosa extract. Each bottle contains 120 capsules, providing 30 servings. The product is vegetarian, non-GMO, gluten-free, and soy-free, making it a clean choice for health-conscious users. It is also third-party tested by ISO-accredited laboratories for quality assurance.

Key Benefits

• Supports lean muscle preservation and growth
• Helps boost metabolism and fat utilization
• Promotes healthy energy levels and exercise performance
• Provides antioxidant and anti-inflammatory protection
• Affordable, long-term supply for daily use

Key Ingredients

• Ursolic Acid (from Paulownia tomentosa extract): 300 mg per serving (4 capsules)
• Other ingredients: Rice flour, vegetable magnesium stearate, hypromellose (capsule)

Pros

• High dosage of 300 mg per serving
• Vegetarian-friendly, non-GMO, gluten-free
• Third-party tested for purity and quality
• Affordable price at about $0.13 per capsule
• Generous 120-capsule bottle (30 servings)

Cons

• Requires 4 capsules per serving, which some users may find inconvenient
• A few users report mild digestive issues such as heartburn

Customer Feedback

• Value for Money: Many users highlight the excellent price-to-quality ratio, appreciating the large 120-capsule supply at a competitive cost.
• Effectiveness: Customers report noticeable improvements in energy levels, exercise endurance, and strength. Some note positive effects on metabolism and appetite control.
• Ease of Use: While effective, taking 4 capsules per serving is mentioned as a drawback, though the capsule size itself is manageable.
• Side Effects: A small number of users experienced mild digestive discomfort, mainly heartburn.
• Overall Rating: With a 4.4 out of 5 stars average from over 450 reviews, most users are satisfied with the supplement’s potency and results.

Best Suited For
Athletes, bodybuilders, and health-conscious adults looking for a clean, affordable, and potent ursolic acid supplement to support muscle strength, metabolism, and healthy energy.

Usage Recommendations
Take 4 capsules (300 mg) daily with a meal, preferably with healthy fats to enhance absorption. Consistency over several weeks is key to experiencing benefits in metabolism and muscle support.

Summary: Nutricost Ursolic Acid stands out for its high potency, clean formulation, and excellent value. While the 4-capsule serving may not appeal to everyone, its effectiveness and affordability make it one of the best overall choices for ursolic acid supplementation.

2. Best Value for Money: BulkSupplements.com Ursolic Acid 75mg (240 Capsules)

Price: Price not available

BulkSupplements.com offers a simple, vegan-friendly ursolic acid supplement sourced from rosemary leaf extract. Each capsule provides 75 mg of ursolic acid, with a generous 240-capsule supply per bottle—enough for 8 months if taken daily. The product is free of gluten, soy, dairy, and additives, making it a clean choice for long-term wellness support. It is also manufactured under cGMP standards and third-party tested for quality assurance.

Key Benefits

• Supports overall metabolic health and fat metabolism
• Helps manage energy levels and workout performance
• May assist with healthy cortisol balance and appetite control
• Provides antioxidant protection from rosemary-derived compounds
• Excellent long-term supply at a very affordable cost

Key Ingredients

• Ursolic Acid (from Rosemary Leaf Extract): 75 mg per capsule
• Other ingredients: Hypromellose (capsule)

Pros

• Great value at about $0.07 per capsule
• Large 240-capsule bottle lasting up to 8 months
• Sourced from rosemary leaf extract, a natural plant source
• Free from gluten, soy, dairy, and additives
• Vegan-friendly and manufactured under cGMP standards

Cons

• Lower dosage per capsule (75 mg) compared to competitors
• May require multiple capsules per day for higher potency
• Some users report slower or less noticeable effects compared to higher-strength formulas

Customer Feedback

• Value for Money: Many customers highlight the excellent price and long-lasting supply, calling it one of the best-value ursolic acid options.
• Effectiveness: Users report improved metabolism, muscle support, and fat loss over time. One reviewer noted losing 25 lbs in 70 days while supplementing. Others mention positive effects on cortisol levels and waistline management.
• Ease of Use: Capsules are easy to swallow, with no unpleasant taste or smell. Most appreciate that only one capsule per serving is needed.
• Side Effects: No major adverse effects reported; some users mention mild variability in results due to the lower dosage.
• Overall Rating: With an average 4.6 out of 5 stars, customers rate it highly for quality, affordability, and effectiveness.

Best Suited For
Budget-conscious users, beginners to ursolic acid supplements, and those who prefer a lower-dose option they can scale up gradually. Also ideal for long-term wellness routines due to its clean, plant-based formulation.

Usage Recommendations
Take 1 capsule daily (75 mg) with a meal. Users seeking higher potency may choose to increase the dose gradually under healthcare guidance. Pairing with exercise and a balanced diet enhances results for fat metabolism and muscle support.

Summary: BulkSupplements.com Ursolic Acid offers the best value per capsule, with a clean rosemary-derived formula and 8-month supply. While the dosage is lower than some competitors, it is an excellent entry-level or budget-friendly choice for long-term health and metabolism support.

3. Best High-Dose Formula: Genex Formulas Ursolic Acid 300mg (180 Capsules)

Price: $39.99

Genex Formulas delivers a high-quality ursolic acid supplement sourced from rosemary leaf extract, offering 300 mg per serving (4 capsules). Each bottle contains 180 vegetarian capsules, providing a 45-day supply. Manufactured in the USA in a GMP- and NSF-certified facility, this product undergoes strict testing for potency, purity, and heavy metals. It’s allergen-free, making it a safe choice for individuals with dietary restrictions.

Key Benefits

• Supports lean muscle growth and fat metabolism
• Provides antioxidant and anti-inflammatory effects
• May help improve body composition by reducing fat mass
• Allergen-free formulation (no soy, gluten, dairy, nuts, or shellfish)
• Backed by NSF certification for enhanced quality assurance

Key Ingredients

• Ursolic Acid (from Rosemary Leaf Extract): 300 mg per serving (4 capsules)
• Other ingredients: Vegetable cellulose (capsule)

Pros

• High-strength 300 mg dose per serving
• Allergen-free and non-GMO formula
• Manufactured in GMP- and NSF-certified facilities in the USA
• Rigorously tested for heavy metals and potency
• Positive customer feedback on fat loss and muscle support

Cons

• Requires 4 capsules per serving, which may be inconvenient
• Slightly higher price point compared to budget options ($0.14 per capsule)
• Results may take several weeks to notice for some users

Customer Feedback

• Value for Money: Customers acknowledge it is more expensive but highlight the certifications and rigorous testing as worth the cost.
• Effectiveness: Many users report noticeable benefits including fat loss, improved muscle definition, and enhanced thermogenic effect (increased heat and sweating during workouts). One reviewer lost significant weight while another noted leaner body composition.
• Ease of Use: Capsules are average size and easy to swallow, though the 4-capsule serving is seen as less convenient.
• Side Effects: Minimal adverse effects reported, with one mention of increased perspiration due to thermogenic activity.
• Overall Rating: Holding an average of 4.4 out of 5 stars, most users are pleased with the product’s potency, purity, and safety certifications.

Best Suited For
Athletes and individuals seeking a premium-quality, certified supplement for fat metabolism and muscle support, especially those who prioritize allergen-free and rigorously tested formulations.

Usage Recommendations
Take 4 capsules daily (300 mg total) with meals. For best results, combine with regular exercise and a balanced diet. Users sensitive to thermogenic effects may prefer to take it earlier in the day.

Summary: Genex Formulas Ursolic Acid is a premium-grade supplement that stands out for its NSF certification, allergen-free formulation, and potent 300 mg dose. While it requires 4 capsules per serving and costs slightly more, it’s one of the most trusted options for users focused on both effectiveness and safety.

4. Best Organic Support: LongLifeNutri Ursolic Acid 300mg (180 Capsules)

Price: $24.87

LongLifeNutri offers a clean, organic ursolic acid supplement sourced from rosemary leaf extract, delivering 300 mg per serving (3 capsules). Each bottle contains 180 vegetarian capsules, providing a solid 2-month supply. The product is GMP-certified, lab-tested, and made in the USA, ensuring quality and safety. Designed for athletes and wellness enthusiasts, this formula supports muscle strength, recovery, and overall metabolic health.

Key Benefits

• Promotes lean muscle growth and post-exercise recovery
• Supports fat metabolism and healthy body composition
• Provides antioxidant and anti-inflammatory protection
• Vegan and organic formulation with no artificial additives
• Backed by third-party testing and a 365-day satisfaction guarantee

Key Ingredients

• Ursolic Acid (from Rosemary Leaf Extract): 300 mg per serving (3 capsules)
• Other ingredients: Vegetable cellulose (capsule), vegetable magnesium stearate, rice flour, silicon dioxide

Pros

• Potent 300 mg dose per serving
• Only 3 capsules required per serving (less than some competitors that require 4)
• Vegan, organic, and free from unnecessary additives
• Manufactured in the USA with third-party testing for quality
• Comes with a premium pill organizer and long-term guarantee

Cons

• Slightly higher price point compared to basic options ($0.12 per capsule)
• Some users may find results gradual, requiring consistent use over weeks
• Limited availability compared to larger supplement brands

Customer Feedback

• Value for Money: Many customers highlight the 2-month supply and added pill organizer as a strong value. Several note it’s competitively priced for a higher-quality organic formula.
• Effectiveness: Reviewers report noticeable muscle gains, improved stamina, and better workout recovery. One user described regaining muscle strength similar to their younger years, while others observed leaner body composition.
• Ease of Use: Capsules are easy to swallow with no unpleasant taste or aftertaste. Users also appreciate that only 3 capsules per serving are needed, compared to 4 in some other brands.
• Side Effects: No major adverse effects reported. Most reviews mention it being well tolerated.
• Overall Rating: With an impressive 4.7 out of 5 stars, customers rate it highly for effectiveness, purity, and overall satisfaction.

Best Suited For
Athletes, fitness enthusiasts, and individuals focused on muscle development and recovery who want a clean, organic formula with strong customer satisfaction.

Usage Recommendations
Take 3 capsules daily (300 mg) with meals. For optimal results, pair with regular exercise and a protein-rich diet. Consistency over 4–6 weeks helps maximize muscle and metabolism benefits.

Summary: LongLifeNutri Ursolic Acid stands out as the best option for muscle growth and recovery, with a potent organic rosemary extract, easy-to-manage serving size, and excellent customer reviews. Backed by third-party testing and a satisfaction guarantee, it’s a reliable choice for those serious about fitness and overall health.

5. Best Advanced Formula: MAAC10 Ursolic Acid 300mg

Price: $22.99

MAAC10 offers a scientifically backed Ursolic Acid supplement sourced from rosemary extract, providing 300 mg per serving (4 capsules). Unlike many basic ursolic acid supplements, this one is specifically marketed as an AMPK & sirtuin activator—mechanisms linked to longevity and healthy aging. It’s manufactured in a GMP and NSF-certified facility in Miami, Florida, and is third-party lab tested with results published for transparency.

Key Benefits

• May activate sirtuins & AMPK, supporting longevity pathways (similar to resveratrol)
• Promotes muscle growth, endurance, and collagen production
• Supports memory, learning, and cognitive health
• Vegan, non-GMO, allergen-free, and gluten-free
• Backed by third-party lab testing with results available

Key Ingredients

• Ursolic Acid (from Rosemary Leaf Extract): 300 mg per serving (75 mg per capsule, standardized to 50%)
• Other ingredients: Vegetable cellulose (capsule)

Pros

• Unique positioning as a longevity supplement (sirtuin & AMPK activation)
• Manufactured in the USA with GMP & NSF certifications
• Third-party tested with transparency in results
• Clean formulation: vegan, non-GMO, gluten-free, allergen-free
• Strong reputation (Amazon’s Choice badge, 300+ bought last month)

Cons

• Requires 4 capsules daily for full serving size
• Smaller bottle size (120 capsules = only 30 days’ supply)
• Slightly higher per-count price (~$0.17 each) compared to some competitors

Customer Feedback

• Value for Money: Most reviewers find it reasonably priced for its quality, though some note the smaller supply makes it less cost-efficient compared to larger bottles.
• Effectiveness: Many report noticeable results including fat loss, improved energy, better workouts, and support for conditions like MCAS. One reviewer mentioned losing 5 lbs in a month without diet changes.
• Ease of Use: Capsules are small, easy to swallow, with no aftertaste. Multiple reviews highlight that it’s gentle on the stomach.
• Quality: Customers consistently praise the supplement for its purity, lab testing, and reliable results. Several highlight excellent customer service.
• Overall Rating: With a 4.4 out of 5 stars across 342 ratings, the product has strong credibility, bolstered by its Amazon’s Choice badge.

Best Suited For
Individuals interested in longevity, anti-aging, and cellular health, in addition to muscle and fat metabolism support. Particularly appealing to biohackers, athletes, and those following the Kaufmann Protocol or similar anti-aging regimens.

Usage Recommendations
Take 4 capsules daily (300 mg total), ideally with meals. For longevity and anti-aging support, consistency over the long term is recommended.

Summary: MAAC10’s Ursolic Acid stands out as a dual-purpose supplement—supporting both muscle & body composition goals as well as longevity pathways (sirtuin & AMPK activation). Though more expensive per serving and requiring 4 capsules, its third-party testing, scientific backing, and quality manufacturing make it one of the top premium choices.

What is Ursolic Acid?

Ursolic acid is a pentacyclic triterpenoid—a type of plant-based compound that acts as a natural defense molecule in herbs, fruits, and spices. The richest food sources include:

• Apple peel (the highest natural concentration)
• Rosemary
• Holy basil
• Cranberries and blueberries
• Oregano and thyme

Traditionally, these foods and herbs have been used in folk medicine for their antioxidant and anti-inflammatory properties. Today, research suggests ursolic acid can influence pathways related to muscle growth, fat metabolism, blood sugar regulation, and healthy aging.

Key Health Benefits of Ursolic Acid

Research on ursolic acid is still emerging, but several benefits stand out:

• Supports lean muscle growth – Studies suggest ursolic acid may promote muscle protein synthesis, helping preserve or build lean muscle mass.
• Promotes fat metabolism – It may increase calorie expenditure and reduce fat accumulation by activating key metabolic pathways like AMPK.
• Protects liver health – Shown to support liver enzymes and reduce oxidative stress in the liver.
• Anti-inflammatory and antioxidant effects – Helps combat oxidative damage and systemic inflammation, which are linked to aging and chronic disease.
• May support longevity – Early evidence suggests it can mimic calorie restriction benefits and extend lifespan in animal models.

Ursolic acid is often called a “fitness and longevity compound” because it appears to support muscle health, fat loss, and age-related metabolic balance.

How to Choose the Best Ursolic Acid Supplement

When shopping for an ursolic acid supplement, here are the main factors to consider:

1. Standardized Extract – Look for products that specify the % of ursolic acid (commonly 20% or higher).
2. Dosage Strength – Typical effective doses range from 150–300 mg per serving.
3. Form – Most supplements come in capsules or tablets, but some blends combine ursolic acid with herbal extracts for added benefits.
4. Purity & Testing – Choose brands with third-party testing for purity and potency.
5. Value – Calculate price per serving to see if you’re getting good value for long-term use.

Potential Side Effects and Safety

Ursolic acid is considered safe for most healthy adults when taken in moderate amounts. However, there are a few considerations:

• Digestive discomfort – Some users may experience mild stomach upset at higher doses.
• Pregnant or nursing women – Should avoid supplementation unless directed by a healthcare professional.
• Medication interactions – If you are on prescription drugs for liver health, blood sugar, or cholesterol, consult your physician before use.

Overall, it is well tolerated and often used as part of a fitness or longevity regimen.

FAQ – Ursolic Acid Supplements

Final Note

Ursolic acid is one of the most promising natural compounds for muscle support, fat metabolism, and healthy aging. While it occurs naturally in herbs and fruits, supplements provide a concentrated and standardized form that is easier to dose consistently.

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