A study by Professor Emeritus Y. Yamashita et al titled “A 40-year decline in permanent-tooth caries among 12-year-olds in Japan in the absence of systemic fluoride-based prevention: public health implications” published unedited on 18 May 2026 demonstrates that nice teeth can be achieved with limited fluoride. The paper is about 22 pages, with the main text at about 15 pages. The remaining are acknowledgements, references and figures. The data was obtained from the Ministry

A Saudi study by N.A.M. Aleid et al titled “Synergistic enhancement of matcha tea with strawberry (Qassim region) aqueous extracts: influence of extraction temperature on phytochemicals, vitamin C, and bioactivities” published on 11 May 2026 demonsrates that the mix can improve its health benefits. The paper is 18 pages, with the main text at about 15 pages. The remaining are references. Both matcha and strawberries are known for their health benefits, such as being a source

A study by W. Na and C. Sohn titled “The Association Between Fermented Food Intake and Hs-CRP Across Age Groups in Korean Adults: Effect Modification by Sodium Intake” published on 16 April 2026 finds that Korean fermented foods are associated with reduced inflammation but not necessarily for older people. The paper is 13 pages long with the main text at about 10 pages, the remaining is references. High-sensitivity C-reactive protein (hs-CRP) serves as a widely adopted marker

A Japanese study by M.P. Kapoor, A. Abe et al titled “ Dietary intervention of prebiotic partially hydrolyzed guar gum improves skin viscoelasticity, stratum corneum hydration, and ‍reduction of trans-epidermal water loss ” published in January 2025 has found that prebiotic dietary fiber intake improves the skin. The paper is about 20 pages, including acknowledgements and references. The motivation for the study is to support the hypothesis and previous studies that prebiotic

A study by R.Y. Liu and E. Liu titled “Longitudinal Association of Coffee and Tea Consumption with Bone Mineral Density in Older Women: A 10-Year Repeated-Measures Analysis in the Study of Osteoporotic Fractures” published on 23 November 2025 has found that older women tea drinkers had higher total hip bone mineral density (BMD). The paper is 16 pages with the main text at about 12 pages. The remaining are tables, figures and references. The study sample included 9,704 women

A Chinese paper by C. Wei et al titled “ Research Progress of Nattokinase in Reducing Blood Lipid ” posted on 24 May 2025 reviews research regarding the positive effects natto has on issues associated with cardiovascular disease. By the way, natto can degrade spike proteins as well. The paper is about 18 pages, with the main text at about 15 pages. The remaining are references. Unlike many papers, the authors actually try to explain some background regarding natto includi

A study by G. Mainas et al titled “ Relationship between Mediterranean diet and periodontal inflammation in a UK population: A...

A study by D.A. Geier and M.R. Geier titled “Tooth decay prevention and neurodevelopmental disorder risk following childhood fluoride exposure” posted on 2 April 2025 has found that although fluoridated water does help maintain dental health, it causes other problems. The study obtained data from the Florida Medicaid system. The sample included 73,254 children in total for which there is data for the first 10 years of life, of which 25,662 are classified “fluoride-exposed” an

For years, some have been claiming that fluoride in water is not good for one’s health, particularly for children. There are no few studies supporting these claims which partly explain the recent court decision even if it is decades late. One recent study by A.J. Malin et al titled “Maternal Urinary Fluoride and Child Neurobehavior at Age 36 Months” published on 20 May 2024 examines the effect of fluoride exposure on a US-based population. Although “it is widely established t

A Japanese study published on 3 October 2023 titled “Effects of tea, catechins and catechin derivatives on Omicron subvariants of SARS-CoV-2” by M. Shin‑Ya et al has found that tea can inactivate Omicron variants. The researchers had previously found that tea ingredients did so for non-omicron variants. [T]he tea catechin compound (−)- epigallocatechin gallate (EGCG) powerfully and rapidly inactivated the virus, which was also reported by other groups. Similar effects were al