Hormonal
BCAA supplementation or high BCAA diets can improve metabolic parameters such as body composition, glucose tolerance, and insulin sensitivity in specific contexts, such as in high-fat diet-fed mice or by stimulating protein synthesis.
BCAAs can have metabolic benefits, such as improving glucose tolerance in high-fat diet scenarios, but this does not mean they are safe for everyone with insulin resistance. The effect depends heavily on the metabolic context. If you are trying to manage insulin resistance, do not assume BCAA supplements are beneficial without considering your overall metabolic health.
Dietary leucine supplement in the drinking water (1.5% w/v) doubled leucine level in the plasma of high fat diet fed mice, leading to improvement of glucose tolerance and insulin sensitivity, as well as decrease in hepatic steatosis and in inflammation of adipose tissue without affecting food intake and weight gain.
Why this rating
Based on animal models and some human cell line studies; human clinical data is mixed.
Source
The Emerging Role of Branched-Chain Amino Acids in Insulin Resistance and Metabolism
Mee‐Sup Yoon · Nutrients · 2016
DOI 10.3390/nu8070405
More from this paper
- Elevated plasma levels of branched-chain amino acids (BCAAs) are associated with an increased risk of insulin resistance and type 2 diabetes, potentially through the persistent activation of mTORC1 and subsequent serine phosphorylation of IRS-1.Moderate
- Impaired BCAA metabolism, specifically reduced activity of enzymes like BCATm and BCKDC, leads to the accumulation of BCAAs and their toxic intermediates, contributing to insulin resistance and mitochondrial dysfunction.Moderate
Related findings · Hormonal
- Initial treatment for type 2 diabetes should be a combination of metformin and either an SGLT-2 inhibitor or a GLP-1 receptor agonist to achieve cardiorenal protection, rather than monotherapy or older agents like sulfonylureas.Strong
- For patients with specific monogenic obesity syndromes (leptin deficiency, POMC/PCSK1/LEPR mutations), targeted pharmacotherapy (recombinant leptin or setmelanotide) is highly effective and should be prioritized, unlike in polygenic obesity.Strong
- Continued weekly administration of 2.4 mg subcutaneous semaglutide prevents weight regain and promotes further weight loss in adults with overweight or obesity, whereas switching to placebo results in significant weight regain.Strong
This is one finding among thousands. Every one is graded and traced to its source, so you can see what the evidence actually supports. Browse the research →