Medical Bulletin 14/March/2026 - Video

Here are the top medical news for today:

Can Almond Consumption Help Lower Inflammation in People With Obesity? Study Answers

A new study published in Nutrients suggests that daily consumption of Almonds may help improve inflammatory markers in adults with Obesity, even without significant weight loss. The findings highlight the potential role of diet in reducing chronic inflammation linked to metabolic diseases.

Obesity is associated with persistent low-grade systemic inflammation, which is driven by increased production of pro-inflammatory molecules such as Interleukin-6 (IL-6) and Tumor Necrosis Factor Alpha (TNF-α). This inflammatory state is believed to contribute to conditions including Type 2 Diabetes and cardiovascular disease. Previous research has shown that dietary patterns such as the Mediterranean Diet, which includes fruits, vegetables, whole grains, and nuts, can help reduce inflammatory biomarkers.

To explore the effects of almonds specifically, researchers conducted a randomized controlled trial involving 69 adults aged 30 to 45 with obesity. Participants were assigned to consume either whole almonds or an equal-calorie serving of cookies daily for six weeks. Importantly, the participants did not receive additional dietary counseling, allowing researchers to isolate the effect of the foods themselves.

After six weeks, researchers observed no major differences between the groups in body weight, blood pressure, blood glucose, or insulin sensitivity. However, participants who consumed almonds showed improved diet quality and a healthier fat intake profile, including higher levels of monounsaturated fats and vitamin E.

Most notably, inflammatory markers differed between groups. Individuals in the almond group had lower levels of inflammatory cytokines such as IL-6, TNF-α, and Interferon Gamma, while levels of the anti-inflammatory molecule Interleukin-10 increased.

Although the study was relatively short and involved a small sample size, the results suggest that incorporating almonds into daily meals may improve inflammatory profiles and overall diet quality in people with obesity, potentially lowering the risk of metabolic complications over time.

REFERENCE: Adepoju, A., Rabbani, E., Brickey, P., Vieira-Potter, V., & Dhillon, J. (2026). Almond Consumption Improves Inflammatory Profiles Independent of Weight Change: A 6-Week Randomized Controlled Trial in Adults with Obesity. Nutrients. 18(5). DOI: https://doi.org/10.3390/nu18050875. https://www.mdpi.com/2072-6643/18/5/875

Researchers Solve Mystery of Vitamin B5 Molecule Fueling Cellular Energy

Scientists have discovered how a vital molecule derived from Vitamin B5 reaches the energy-producing centers of cells, solving a long-standing biological mystery. The study, conducted by researchers at Yale University, was published in Nature Metabolism.

The molecule, known as Coenzyme A (CoA), plays a crucial role in metabolism—the network of chemical reactions that keep cells functioning. CoA helps activate and transport molecules involved in energy production and other essential metabolic processes. Interestingly, about 95% of CoA is found inside mitochondria, the structures often referred to as the cell’s energy factories.

Despite its importance, scientists had long struggled to understand how CoA reaches mitochondria. CoA rarely exists alone inside cells; instead, it attaches to other molecules, forming compounds known as CoA conjugates. This complexity made it difficult for researchers to track how the molecule moves within cells.

To solve this problem, the research team developed a new analytical approach using Mass Spectrometry. This advanced technology allowed scientists to identify and measure different CoA-related molecules with high precision. Using this method, they detected 33 types of CoA conjugates in whole cells and 23 types within mitochondria.

Further experiments revealed that CoA is not produced inside mitochondria. Instead, it is transported there through specialized cellular transport systems. When researchers removed the transport proteins responsible for this process, the levels of CoA inside mitochondria dropped significantly, confirming their role in delivering the molecule to these structures.

The discovery has important implications for human health. Disruptions in CoA transport have been linked to conditions such as Encephalomyopathy, which can cause developmental delays, seizures, and muscle weakness.

Understanding how CoA enters mitochondria may also help researchers explore new strategies for diagnosing and treating metabolic and neurodegenerative diseases.

REFERENCE: Ran Liu, Zihan Zhang, Aye K. Kyaw, Kariona A. Grabińska, Hardik Shah, Hongying Shen. Cellular pan-chain acyl-CoA profiling reveals SLC25A42/SLC25A16 in mitochondrial CoA import and metabolism. Nature Metabolism, 2025; 7 (9): 1871 DOI: 10.1038/s42255-025-01358-y

Replacing Red Meat With Plant-Based Meat Lowers Key Heart Risk Metabolite: Study

A recent study published in Scientific Reports explored whether replacing red meat with processed plant-based meat alternatives could influence biomarkers linked to cardiovascular disease.

Researchers focused particularly on Trimethylamine N-oxide (TMAO), a compound produced by gut bacteria when the body digests nutrients such as choline and L-carnitine commonly found in red meat. Elevated TMAO levels have been associated with a higher risk of Atherosclerosis and other cardiovascular conditions.

The research was part of the Finding Optimal Oral Diet 1 Trial, a randomized crossover study involving 41 adults aged 18 to 80 years. Participants followed two short-term dietary phases lasting six days each: one including red meat patties and the other including plant-based patties designed to mimic meat. A one-week washout period separated the phases. Before the trial began, participants also completed a seven-day vegan run-in diet to standardize metabolic conditions.

During each phase, participants consumed two patties per day while avoiding other animal products. Researchers measured body weight, blood pressure, and blood biomarkers before and after each diet period.

The results showed that the plant-based meat diet significantly reduced TMAO levels compared with the red-meat diet. Participants also experienced modest improvements in lipid markers, including reductions in total cholesterol and Low-Density Lipoprotein Cholesterol (LDL cholesterol).

However, the plant-based phase was associated with a small average weight gain of about 0.6 kilograms. Researchers suggest this may be due to higher sodium levels in processed plant-based products, which can cause temporary fluid retention. Slight increases were also observed in N-terminal Pro B-type Natriuretic Peptide, a marker linked to fluid balance and cardiac stress.

Overall, the study suggests that replacing red meat with plant-based alternatives may improve some heart-health biomarkers, but the nutritional composition of processed plant foods—particularly sodium content—should also be considered when evaluating their health impact.

REFERENCE: Ferreira, J. P., Marques, P., Zhang, G., Possik, E., Mavrakanas, T. A., Tsoukas, M. A., & Sharma, A. (2026). Processed plant-based meat-supplemented diet versus red meat-based supplemented diet randomized cross-over trial Finding Optimal Oral Diet-1 (FOOD-1) trial. Scientific Reports. DOI: 10.1038/s41598-026-41165-3, https://www.nature.com/articles/s41598-026-41165-3