How structural differences between curcumin, DMC, and BDMC affect redox chemistry and IKK/NF-κB signaling; what positive and negative RA trials show, and where evidence of efficacy and safety ends.

October 9, 2026

Knowledge · Nutrition

Caffeine: Alertness, Sleep, Sports, and Safe Consumption Guidelines

Caffeine blocks adenosine receptors and reduces sleepiness, but its effects persist longer than the subjective feeling of alertness. We examine absorption, CYP1A2, human studies on sleep and sports, individual differences, and withdrawal. We also cover dosages, pregnancy, children, and drug interactions.

September 2, 2026

Knowledge · Nutrition

Probiotics: Strains, Clinical Effects, and Safety

Probiotics are chosen based on specific strains, composition, dosage, and clinical objectives. We analyze interactions with the gut environment, positive and negative human trials, AGA recommendations, and risks in cases of severe illness, immunodeficiency, and central catheters.

September 2, 2026