Bulk Supplements offers sports nutrition and products that may support a wide range of fitness goals, including muscle growth and repair, energy, daily nutrient intake goals, and immunity.
The brand’s lineup features capsules, powders, softgels, and amino acid blends to target diverse goals. As part of its offerings, the brand’s lineup also offers superfoods, fruits, and veggie powders, antioxidants, and mushroom blends.
In this review, we cover everything you need to know about the brand, including its core background, breadth of products, quality control and testing standards, and potential brand limitations.
About Bulk Supplements
As per the official website, Bulk Supplements focuses on single-nutrient and functional wellness products available in bulk formats. The manufacturers claim that all offerings are made in a cGMP, FDA-registered manufacturing facility that is regularly inspected, with the offerings undergoing independent third-party testing.
Some signature offerings include the Creatine Monohydrate (Micronized) Powder, NMN (Nicotinamide Mononucleotide) Powder, N-Acetyl L-Cysteine (NAC) Capsules, Beta Alanine Powder, and Ascorbic Acid (Vitamin C) Powder. The brand also offers protein powders in multiple formats, including options like the Whey Protein Isolate 90%, Casein Protein Powder, Egg White Protein Powder, and Organic Pea Protein Powder.
Beyond performance nutrition, the brand also offers vitamins/minerals offerings. These include options such as the Fish Oil, Krill Oil, Vitamin D3, Vitamin D3 + K2, and Multivitamin Softgels, plus organic products such as Beet Root Powder, Spirulina Powder, Psyllium Husk Powder, and Matcha Powder.
Bulk Supplements Offerings
Acai Berry Extract
According to its official site, Acai Berry Extract Capsules provide 1000mg of acai berry extract 10:1 per two-capsule serving. The formulation intends to support daily vitality, cardiovascular health, cognitive function, and antioxidant protection.
Acai berries are rich in flavonoids, anthocyanins, and other polyphenolic compounds that function as potent antioxidants, helping neutralize reactive oxygen species (ROS) and reduce oxidative stress at the cellular level. The antioxidant activity could support cardiovascular health by helping protect endothelial cells, supporting healthy circulation, and maintaining normal vascular function. These bioactive compounds contribute to cognitive support by protecting neurons from oxidative damage and supporting normal brain signaling.
The formulation may further help support metabolic balance, immune resilience, and cellular health, especially if you are often exposed to physical stress, environmental stressors, or intense training demands.
Alpha Lipoic Acid
Alpha Lipoic Acid Powder is formulated to provide 600mg of alpha lipoic acid with no fillers, additives, or excipients per ¼ teaspoon serving. The formulation is available in packs of different serving sizes, ranging from 100 grams (3.5oz) to 20 kilograms (44lbs) packs, offering compatibility for different usage needs.
The formulation uses alpha lipoic acid as an antioxidant because it is both water- and fat-soluble, allowing it to function in the cytosol, cell membranes, and mitochondria. Inside cells, ALA could act as a cofactor for mitochondrial enzyme complexes, including pyruvate dehydrogenase and alpha-ketoglutarate dehydrogenase, which are essential for converting glucose into usable cellular energy (ATP).
Besides directly neutralizing reactive oxygen species (ROS), ALA could help regenerate other antioxidants such as glutathione, vitamin C, and vitamin E, extending antioxidant capacity and supporting redox balance. A reduction in oxidative stress and enhanced mitochondrial efficiency may help maintain nerve signaling and comfort, optimize brain energy metabolism, and contribute to healthy blood circulation.
Barberry Extract
Bulk Supplements’ Barberry Extract Powder is formulated to support cardiovascular function, digestion, gut health, and oral hygiene. As per its official website, every ¼ teaspoon serving of the powder features 500 mg of barberry extract.
Barberry extract in the formulation features berberine as the primary active compound, which helps activate AMP-activated protein kinase (AMPK), a metabolic regulator that influences glucose uptake, lipid metabolism, and mitochondrial energy balance. Such activation may support healthy blood sugar levels, improve insulin sensitivity, and potentially promote more efficient fat and carbohydrate metabolism.
Berberine also interacts with gut microbiota, helping stabilize microbial balance and intestinal barrier function, which contributes to digestive comfort and gut health. The alkaloids and flavonoids in barberry extract possess antioxidant and anti-inflammatory activity by helping to lower reactive oxygen species and oxidative stress at the cellular level. These actions may support cardiovascular function and endurance.
D-Aspartic Acid Powder
D-Aspartic Acid Powder intends to support physical performance, cognitive health, and hormonal balance. For use, the makers suggest mixing the powder with 8–12 oz of water or a preferred drink of choice and consuming the mixture.
As a naturally occurring amino acid, D-aspartic acid supports the hypothalamic–pituitary–gonadal (HPG) axis. In the brain, DAA acts as a neuroactive amino acid, particularly within the hypothalamus and pituitary gland, where it helps stimulate the release of gonadotropin-releasing hormone (GnRH).
GnRH signaling may stimulate the secretion of luteinizing hormone from the pituitary, which in turn signals the testes to boost testosterone synthesis. Such a mechanism could help support endurance, muscle growth, sleep quality, and physical performance.
At the cellular level, D-aspartic acid is also involved in neurotransmission and energy metabolism. It participates in NMDA receptor signaling, influencing neuronal communication linked to focus, motivation, and mental clarity. Such effects may support training drive and perceived performance, especially if you follow a physically active lifestyle.
Fenugreek Powder
Fenugreek Extract Powder features one gram of fenugreek extract per ½ teaspoon serving. The formulation is available in multiple serving sizes, ranging from 100 grams (3.5oz) to 25 kilograms (55lbs) packs. Fenugreek is rich in bioactive saponins (including protodioscin-like compounds), alkaloids like trigonelline, soluble fibers, and flavonoids. The soluble fiber fraction may slow gastric emptying and carbohydrate absorption in the gut, which could support digestive comfort and post-meal metabolic balance. These fibers may also support a favorable gut environment and microbial balance, which is closely linked to improved nutrient absorption and gastrointestinal health.
Fenugreek’s saponins and alkaloids further interact with metabolic pathways involved in glucose handling and lipid metabolism. At the hepatic level, these compounds may support normal liver enzyme activity and bile flow, contributing to the body’s natural detoxification processes and metabolic support.
GABA Powder
As per the official site, the brand’s GABA Powder contains 750mg of gamma aminobutyric acid per 1/4 tsp serving. The formulation may help support calmness and relaxation, improve sleep quality, and support stress reduction. The formulation works by binding to GABA-A and GABA-B receptors on neurons, which helps reduce neuronal firing by allowing chloride or potassium ions to flow across the cell membrane. The inhibitory signaling may help counterbalance excitatory neurotransmitters such as glutamate, thereby promoting a calmer state of neural activity.
GABA activity is closely tied to sleep regulation and stress response. The formulation could dampen excessive neural excitation, which could help support the transition into restful sleep and may improve your ability to stay asleep. Such effects may further help lower occasional stress and support mood balance, especially during periods of mental or emotional strain.
Bulk Supplements Advantages
Manufacturer-Led Brand Structure
Bulk Supplements operates under Hard Eight Nutrition LLC, a privately held company founded in 2013 in Henderson, Nevada. The company states that Hard Eight Nutrition LLC directly manages sourcing, manufacturing, packaging, and distribution. This structure keeps operational control within the same organization that owns the brand.
The brand claims its leadership stays closely connected to production. Founder and CEO Kevin Baronowsky is presented as overseeing manufacturing-led decisions. The company positions this setup as aligning executive leadership with day-to-day production activities. Such alignment may support faster decisions and fewer handoffs across teams. The brand claims this vertically integrated, founder-led structure may support tighter quality control and lower production costs.
Minimal Brand Narrative Strategy
Bulk Supplements claims it keeps branding simple and restrained, avoiding lifestyle stories, emotional language, and aspirational messaging. It presents itself as a supplier of nutrition support products, claiming the no-frills model builds trust through transparency. It also helps control costs by reducing marketing layers. Such an approach may be appealing if you prioritize reliable quality products, clear specs, and competitive pricing without branding hype.
Product pages center on clear specs like ingredient form, weight, packaging size, and basic handling details. Descriptions stay factual and brief. They do not rely on imagery, wellness claims, or long educational content. This makes information easy to review and compare.
The brand also claims it puts purity ahead of personality. It focuses on standardization and consistency, which might limit marketing influence and keep communication direct.
Bulk Supplements Limitation
Commodity-Oriented Model
Bulk Supplements operates with a clear commodity-style approach. Products like flavorless creatine monohydrate and L-citrulline are sold strictly by weight, from small gram sizes to bulk pounds. Labels focus on purity levels, serving size, and lab verification, not benefits or lifestyle claims. Vertical integration under Hard Eight Nutrition supports this model, with the brand controlling production in its own cGMP-certified facility. While the model could deliver efficiency and value, it also reinforces the image of an ingredient supplier rather than a lifestyle support brand.
Pros
- Offers a broad catalog of 500+ offerings, covering vitamins and minerals, amino acids, herbal extracts, and sports nutrition categories.
- The brand emphasizes single-ingredient raw materials rather than complex blends, making product selection more modular and customizable.
- Highlights in-house manufacturing in cGMP, FDA-registered facilities, indicating quality control-focused positioning.
- Certificates of Analysis are available upon request, which may support quality verification expectations.
Cons
- Many products are available as raw powders, which may be inconvenient for users who prefer ready-to-use blends.
- A few users on an independent platform reported misplaced orders and difficulty in cancelling subscriptions.
Bulk Supplements Alternatives
Now Foods
When comparing Now Foods and Bulk Supplements, both brands function within the U.S. formulation space, but they differ substantially in their operating model, portfolio structure, quality standards framework, and accessibility.
Founded in 1968 by Elwood Richard, Now Foods is a long-established, family-owned brand that functions as a vertically integrated manufacturer across dietary formulations, sports nutrition, natural foods, beauty and personal care, and essential oils. Meanwhile, Bulk Supplements operates as a bulk ingredient manufacturer and supplier under Hard Eight Nutrition LLC, structured primarily around single-nutrient compounds and scalable sourcing, with a primary focus on minimal formulation and efficient fulfillment rather than lifestyle-oriented systems.
At the portfolio level, Now Foods maintains clearly segmented categories that reflect both breadth and volume. Its products are organized under different categories, including vitamins, minerals, amino acids, enzymes, fatty acids, and herbal formulas. Some signature offerings include the Vitamin B-50 Tablets, Magnesium Citrate 200 mg Tablets, Super Omega EPA Fish Oil Double Strength, CoQ10 200 mg Lozenges, and Digest Ultimate™ Veg Capsules. Its Sports Nutrition range features products like Whey Protein Isolate, Egg White Protein, Creatine Monohydrate Veg Capsules, and BCAA powders.
Now Foods also extends into categories like Natural Foods, Beauty and Health, and Essential Oils. Some featured products under these categories include options such as the MSM Healthy Skin Liposome Lotion, Hyaluronic PM Creme, and essential oils such as Lavender Oil, Tea Tree Oil, Frankincense Oil Blend, and Citronella Oil. Meanwhile, Bulk Supplements organizes its catalog primarily around ingredient specificity, offering more than 500 products across powders, capsules, and softgels, with a structure that prioritizes function by ingredient rather than finished-use systems. Some signature offerings from the brand’s catalog include the Creatine Monohydrate (Micronized) Powder, NMN Powder and Capsules, L-Citrulline Powder, Beta Alanine Powder, and Collagen Peptides Powder. The brand also extends into organic and botanical lines, such as Organic Beet Root Powder, Organic Lion’s Mane Mushroom Extract Powder, Organic Spirulina Powder, Organic Ashwagandha Powder, and Organic Green Tea Extract Powder.
Quality standards represent a shared priority, though implemented differently. Now Foods relies on extensive in-house laboratory infrastructure, testing the materials and finished products for purity, potency, and contaminants. The brand claims to adhere to the FDA’s current Good Manufacturing Practices and holds third-party cGMP certification, positioning quality as an internally controlled process reinforced by lot-level testing and rejection protocols. Meanwhile, Bulk Supplements claims to conduct manufacturing in NSF Certified, FDA-registered, and FDA-inspected cGMP facilities, with every product undergoing third-party laboratory testing through U.S.-based independent labs. Certificates of Analysis are available upon request, emphasizing documentation and external verification rather than vertically integrated testing alone.
Micro Ingredients
Micro Ingredients and Bulk Supplements differ in aspects like the range of their product offerings, transparency and quality standards, accessibility, and service ecosystem. In terms of positioning, Micro Ingredients presents itself as a California-based supplier focused on raw, high-concentration nutrition ingredients with a strong focus on powdered offerings, alongside capsules, softgels, tablets, oils, and blended complexes. Meanwhile, Bulk Supplements positions itself as a high-volume bulk ingredient and finished format retailer supplying an extensive product range, with quantities extending from small gram purchases up to kilograms.
Micro Ingredients structures navigation through both product type collections and benefit-driven browsing, with categories such as collagen, vitamins and minerals, fish oil and omegas, antioxidant, amino acid and sports, superfoods and greens, and herbs. Some signature offerings in the brand’s catalog include the Multi Collagen Peptides Powder, Multi Collagen Complex Capsules, Instant 10 in 1 Mushroom Coffee Powder, Pumpkin Seed Oil with Saw Palmetto Softgels, Hydration Electrolytes Powder, Liposomal NAD+ Ultimate 1,000mg, and Liver Advanced+. On the other hand, Bulk Supplements highlights categories such as vitamins and minerals, creatine, protein powders, organic products, and muscle-building products. Some signature offerings from the brand include options such as the Whey Protein Isolate Powder, Lion’s Mane Mushroom Extract, Glycine, Magnesium Glycinate Capsules, NMN Powder, L-Citrulline Powder, Beta Alanine Powder, and L-Citrulline DL Malate 2:1 Capsules.
Micro Ingredients also integrates a lifestyle use layer through a Recipes area with examples like Keto Blueberry Muffins, Classic Matcha Latte, and Green Salad, which ties raw ingredient powders to functional food style use cases. Meanwhile, Bulk Supplements includes a community and blog layer focused more on dosage guidance and ingredient-specific articles. Such resources focus on DIY supplementation and routine planning rather than recipe-driven usage.
Omega and lipid products appear in both catalogs, but are expressed differently in how products are packaged. Micro Ingredients offers select omega products, such as Triple Strength Omega 3 Fish Oil, Antarctic Krill Oil with Omega 3, and CoQ10 Softgels, which reflect a format that combines oils and delivery formulations. Meanwhile, Bulk Supplements lists multiple lipid products such as Fish Oil softgels, Krill Oil Softgels, Black Cumin Seed Oil Softgels, CLA, and CoQ10 softgels.
Micro Ingredients emphasizes curated formulations, lifestyle integration, and consumer-ready products, while Bulk Supplements prioritizes scale, breadth, and flexibility for maximum control over consumption, format, and cost.
How Did We Evaluate?
Real User Feedback
To evaluate Bulk Supplements, we reviewed the verified user feedback shared on Trustpilot to understand what users shared about real-world ordering reliability, product consistency, pricing expectations, and how the company handles disputes, refunds, and delivery issues.
Currently, the brand maintains a 3.6 out of 5 score on Trustpilot based on 640+ reviews. Many users appreciated the brand’s offerings as a cost-saving source, including options across workout categories (pre-workout, intra-workout, post-workout) alongside herbal products. Some highlighted the brand’s collection, multiple sizing options, and affordability. Navigation and checkout experience are also described positively, including mentions that product explanations are simple and helpful.
However, there is also negative feedback around operational themes, subscriptions, and user dissatisfaction. One of the clearest patterns is non-delivery paired with weak remediation, including reports of orders not arriving after extended waiting periods and users feeling forced to escalate through credit card disputes. A user mentioned an undelivered shipment that was routed around for return processing, with the user being told refunds may take an additional 1–2 months, and fees could be deducted, creating the perception of lengthy, loss-heavy resolution timelines.
Our evaluation of the brand’s reviews on Trustpilot indicates that many users appreciated the brand for its price-competitive bulk product sizes, fast shipping, and satisfactory product value. However, the reviews also highlighted recurring concerns around delivery failures, slow or disputed refunds, and inconsistent customer support experiences.
Brand Credibility
When reviewing the brand, we looked at its operational consistency and presence across independent review forums to gauge details around the listed scores, consumer sentiment, and reputation.
On the Better Business Bureau, Bulk Supplements is BBB Accredited and holds a B rating, with the BBB profile indicating 12+ years in business operations. However, the user reviews and complaints available across BBB indicate a mixed response to the brand’s offerings.
Some users described orders not arriving, long delays, repeated attempts to contact support with little or no response, and extended timelines without clear resolution. On the complaint side, the brand’s BBB profile indicates some complaints filed against the brand. Such complaint narratives point to recurring operational themes around product format mismatches, advertising or listing clarity issues, return/refund friction, and packaging usability problems.
Multiple complaints describe situations where products were expected to arrive in capsule form but arrived as powder in bags. Another complaint reflects packaging usability concerns, describing a creatine bottle with an unopenable lid and framing it as unsuitable for use. There are also some complaints around returns and refund timelines, including one describing return shipping costs paid by the customer and a lack of communication about whether the return was received or processed.
Based on the brand’s listing on BBB, it appears that the brand has maintained a longstanding operational history and followed ethical business practices. However, recurring concerns around fulfillment reliability, clarity of product form selection (capsules versus powder), refund-related concerns, and product usability indicate areas of improvement for the brand.
Frequently Asked Questions
Yes. The brand offers a limited range of multi-ingredient formulations alongside its core focus on single-ingredient powders. Multi-ingredient formulas include products like Multivitamin Softgels and combination products like Vitamin D3 + K2. Most products, however, remain single-ingredient focused, such as Ginkgo Biloba Extract Powder and L-citrulline.
No. The brand does not publicly disclose sustainability standards on its website. It does not reference environmental sourcing practices, packaging sustainability, carbon impact, or recognized sustainability certifications. There are no dedicated policies or statements outlining eco-friendly initiatives, resulting in limited sustainability information.
Yes. The brand offers some travel-friendly formats despite its bulk volume focus. Many powders are sold in smaller resealable pouches (around 100 g to 250 g) that are lightweight and easy to pack. The brand also provides multiple formulations in capsule and softgel forms, such as Multivitamin Softgels and Creatine Monohydrate Capsules, which avoid measuring powders and are generally more convenient for on-the-go or travel use.
Conclusion
Bulk Supplements emphasizes formulations positioned around purity and simple formulation design, with manufacturing described as U.S.-based. The brand’s identity is built around unflavored, no-frills products intended for self-directed routines where dosing and stacking are managed independently rather than relying on pre-mixed blends.
However, the brand’s catalog remains heavily focused on unflavored powders with limited convenience features, which may be less compatible if you are looking for taste, format variety, or ready-to-use products.
Accuracy and tolerance considerations are also worth considering. Bulk formats often require careful weighing or measuring, and limited built-in guidance may increase the chance of serving errors. Tolerance issues may also occur depending on the ingredient and dose, including digestive upset, dehydration-related concerns, or discomfort with higher intake levels. Such considerations should be kept in mind before opting for the brand’s offerings.
- About the Author
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Alisha Matthew has been a practicing nutritionist since 2016. She holds a master’s degree in nutrition from the University of IOWA. She is a staunch believer in improving the human health index by educating people about nutrition and the importance of nutrition in leading a healthy and happy life. Her long-term goal is to keep educating people on general health and keep herself updated with the latest trends in the field of health.