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Onnit Power Greens Blend

Also known as: Onnit Power Greens Blend, Greens powder, Superfood blend, Onnit Earth Grown Nutrients Daily Greens Mix, Triticum aestivum, Hordeum vulgare, Medicago sativa Blend

Overview

The Onnit Power Greens Blend is a proprietary dietary supplement designed as a concentrated source of green vegetables and seaweed extracts. It primarily features traditional greens like wheatgrass (Triticum aestivum), barley grass (Hordeum vulgare), and alfalfa (Medicago sativa), alongside various seaweeds. This blend aims to support alkalinity, enhance antioxidant intake, and contribute to overall gut health. It is formulated to be soy-free and dairy-free, catering to individuals seeking plant-based, nutrient-dense supplementation. While individual ingredients have some research backing, the specific blend lacks direct clinical trials, and evidence for greens powders in general is often based on studies of individual components or broader fruit/vegetable concentrates.

Benefits

The Power Greens Blend may contribute to increased intake of essential nutrients, including antioxidants, vitamins, minerals, and dietary fiber. These components are inferred to support immune function, improve antioxidant status, and promote gut health. A systematic review on fruit and vegetable concentrate supplementation, while not specific to Onnit's blend, indicated modest improvements in cardiovascular risk markers such such as total cholesterol, LDL cholesterol, systolic blood pressure, and body mass index in adults. This suggests a potential for similar benefits from concentrated plant-based supplements. Secondary benefits could include support for detoxification pathways and modulation of gut microbiota, although these are largely inferred from the general properties of its ingredients rather than direct evidence on the blend itself. No direct Randomized Controlled Trials (RCTs) exist for the Onnit Power Greens Blend.

How it works

The blend functions by supplying a rich array of phytochemicals, including chlorophyll and polyphenols, along with essential vitamins (A, C, K), minerals (magnesium, potassium), and dietary fiber. These compounds are believed to exert antioxidant effects by neutralizing free radicals and may modulate inflammatory pathways. The fiber content can act as a prebiotic, feeding beneficial gut bacteria and supporting a healthier microbiome. The overall effect is aimed at enhancing the body's natural defense mechanisms and supporting cellular health. The absorption and bioavailability of these nutrients can vary depending on the powdered form and individual digestive efficiency.

Side effects

The Onnit Power Greens Blend is generally considered safe for consumption when used as directed. Adverse effects are rare and typically mild, primarily involving gastrointestinal discomfort such as bloating or gas, which can be attributed to the fiber content. There are no significant drug interactions or contraindications reported for typical dosages. However, individuals with allergies to specific components, such as iodine in seaweeds, should exercise caution. It is suitable for most adults, including those with sensitivities to soy and dairy. As with any supplement, individuals with pre-existing medical conditions or those taking medications should consult a healthcare professional.

Dosage

The manufacturer's recommended serving size for the Onnit Power Greens Blend is typically one scoop per day, mixed with water or another beverage. There is no established minimum effective dose due to the absence of direct clinical trials on this specific blend. Optimal dosing aligns with the manufacturer's guidelines. The timing of consumption is flexible and can be adjusted to personal preference, as there are no specific requirements for absorption related to meal timing. No specific cofactors are required to enhance its absorption. It is important not to exceed the recommended dosage to avoid potential mild gastrointestinal discomfort.

FAQs

Is the Onnit Power Greens Blend effective?

While direct clinical trials on this specific blend are lacking, general evidence on green vegetable concentrates suggests potential benefits for nutrient intake and antioxidant status. Benefits are inferred from individual ingredients.

Is the Onnit Power Greens Blend safe?

Yes, it is generally considered safe for most adults when consumed as directed. Side effects are rare and usually mild, such as minor gastrointestinal discomfort.

How soon can I expect to see benefits from the Power Greens Blend?

Benefits like improved antioxidant status may become noticeable within weeks. More significant effects on cardiovascular or metabolic markers, if any, would likely require longer-term, consistent use.

Does the Power Greens Blend replace whole vegetables in my diet?

No, this blend is designed to supplement, not replace, the intake of whole fruits and vegetables. It provides concentrated nutrients but lacks the full spectrum of benefits from whole foods.

Research Sources

https://pmc.ncbi.nlm.nih.gov/articles/PMC6912365/ – This systematic review and meta-analysis by Lorenzoni et al. (2019) investigated the effects of fruit and vegetable concentrate supplementation on cardiovascular and metabolic parameters. It found statistically significant reductions in total cholesterol, LDL cholesterol, systolic blood pressure, and BMI in adults, suggesting potential benefits of concentrated plant-based supplements on these markers. The review included various RCTs, but noted heterogeneity in supplement types and doses, and was not specific to Onnit's blend.
https://barbend.com/onnit-earth-grown-nutrients-review/ – This article provides a review of Onnit's Earth Grown Nutrients Daily Greens Mix, which includes the Power Greens Blend. It discusses the ingredients, intended benefits, and user experience, highlighting its role as a concentrated source of green vegetables and seaweeds for general wellness support.
https://dieteticallyspeaking.com/the-truth-about-greens-powders/ – This source discusses the general efficacy and claims surrounding greens powders. It provides a critical perspective on the evidence base for these supplements, often noting that while individual ingredients may have benefits, comprehensive clinical trials on proprietary blends are frequently lacking.