
Adaptogens for Libido: Which Support and Which Do Not
Four adaptogens have placebo studies on sexual functions, the rest have none. A table with the verdict, number of participants, and funding source.

Four adaptogens have placebo studies on sexual functions, the rest have none. A table with the verdict, number of participants, and funding source.

Adaptogens for weight loss: a meta-analysis of 20 studies and 1249 participants found no effect of ashwagandha on body weight. We check what the numbers say and for whom they make sense.

Five studies with placebo measured the impact of ashwagandha on sexual functions. How many people, how long, what was found in women and men, and who paid for it.

Poison lettuce, also known as wild lettuce: what has been shown in animals, why there are no studies in humans, what symptoms of poisoning have been described, and who should avoid it.

CBD and THC and sleep: what polysomnography really showed, how to dose, drug interactions, Polish legal status, and when to see a doctor.

Lion's mane (Hericium erinaceus): what compounds it contains, what studies have really shown in humans, how to dose it, and what to watch out for when choosing a product.

The WADA 2026 list excludes only cannabidiol. Find out why broad and full spectrum are not compliant and what THC threshold applies in an athlete's urine.

CBD, CBN, and sleep without marketing: what polysomnography showed, why the sleep CBN myth lacks data support, how to choose a product, and when to see a doctor.

Collagen in clinical studies: what doses worked on skin, joints, and bones, how long to wait for results, and how hydrolysate differs from UC-II.

Lion's Mane extract: extract types, concentration ratios, dosing, and labels. Separately what has been shown in humans and what only in the lab.

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