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Certified Organic Kelp Extract

Also known as: Kelp extract, Seaweed extract, Marine algae extract, Ecklonia maxima, Laminaria digitata, Ascophyllum nodosum

Overview

Kelp extract is derived from various species of brown seaweed, including *Ascophyllum nodosum*, *Ecklonia maxima*, and *Laminaria digitata*, which are autotrophic organisms adept at oxygenic photosynthesis. These seaweeds thrive in marine environments and are rich in a plethora of bioactive compounds, including mannitol, laminarin, and plant hormones. The extract is primarily used as a biostimulant in agriculture to promote plant growth, enhance nutrient uptake, and improve resistance to environmental stressors such as drought and salinity. Additionally, kelp extract has been studied for potential health benefits, particularly in glucose regulation, with evidence suggesting a positive effect on blood glucose levels. While agricultural applications have strong support in existing literature, health benefits remain an area of emerging research requiring further validation.

Benefits

Kelp extract exhibits notable benefits primarily in two domains: agriculture and health. In agriculture, it enhances plant growth, nutrient uptake, and boosts stress resistance. Systematic reviews indicate that kelp extracts significantly stimulate plant development through various growth stages. In terms of health, a recent meta-analysis has shown that brown seaweed, including kelp, effectively lowers postprandial plasma glucose levels by an average of -7.15 mg/dL, highlighting its potential for managing blood sugar, particularly in individuals at risk for diabetes. The evidence is robust for agricultural uses, while health benefits, though promising, require additional studies.

How it works

Kelp extract functions primarily through its rich composition of bioactive compounds, micronutrients, and hormones. In agricultural settings, it enhances growth by increasing nutrient uptake and providing essential hormones that stimulate plant development. In health applications, while specific mechanisms remain unclear, evidence suggests the modulation of glucose metabolism and improvement in insulin sensitivity, indicating interaction with metabolic pathways that regulate blood sugar levels.

Side effects

Generally recognized as safe, kelp extract poses a low risk of adverse effects due to its natural origins. However, individuals with thyroid disorders should exercise caution due to the potential for high iodine content, which can impact thyroid function. Common side effects, though not well documented, may occur in a small percentage of users; therefore, it is advisable for anyone considering its use, particularly pregnant or breastfeeding women, to consult a healthcare provider. The absence of significant toxicity to plants and animals further underscores its safety profile in agricultural and dietary applications.

Dosage

For agricultural use, kelp extract's effective dosage typically varies based on specific product formulations and application methods, often used as a foliar spray or soil conditioner. Though not well-defined for health benefits, higher doses have been associated with improved outcomes on glucose levels according to meta-analyses. Manufacturers' recommendations should always be followed. Timing for agricultural application should align with plant growth stages, while for health, supplementation could be taken alongside meals to aid postprandial glucose control. There are no established upper limits for dosing, but caution is advised given the potential iodine content.

FAQs

How often should kelp extract be applied in agriculture?

Follow the manufacturer's instructions based on the specific growth stages of the plant and local stress conditions.

Is kelp extract safe for long-term use?

Generally regarded as safe, but individuals with thyroid conditions should monitor iodine intake.

What are the potential side effects?

While low, potential side effects include concerns related to high iodine levels for certain individuals.

Can kelp extract interact with medications?

No well-documented interactions exist, but caution is advised for those with thyroid issues.

When should kelp extract be taken for health benefits?

While timing is not explicitly specified, taking it with meals may benefit blood glucose regulation.

Research Sources

https://www.futurecobioscience.com/en/kelp-extract-for-plants/ – This source discusses the agricultural benefits of kelp extract, including its role as a biostimulant that enhances plant growth and resistance to stress, supported by systematic reviews.
https://academic.oup.com/nutritionreviews/article/80/5/1194/6373531 – This meta-analysis reveals that brown seaweed, including kelp, significantly reduces postprandial and fasting plasma glucose levels, providing strong evidence for its health benefits.
https://pubmed.ncbi.nlm.nih.gov/18087568/ – The study investigates the effects of kelp extract on glucose metabolism, highlighting its potential for managing blood glucose in at-risk populations.
https://www.ams.usda.gov/sites/default/files/media/Aquatic%20Plant%20Extract%20Tech%20Review.pdf – This technical review evaluates the safety and environmental impact of aquatic plant extracts, including kelp, confirming their biodegradable nature and low toxicity.
https://journals.plos.org/plosone/article?id=10.1371%2Fjournal.pone.0293775 – This research provides insights into the various applications of kelp extract and emphasizes its effectiveness as a growth-enhancing agent in agricultural practices.