
Reta$125

From the lab.
To a bigger conversation.
Categories describe areas of research and proposed benefits. A result in cells or animals is a starting point for exploration; it does not establish the same effect in people.
Community perspectives capture ideas and experiences from the wider conversation. Their claims remain attributed to their authors. Open any source to explore its methods, context, and conclusions.
Memory, focus, and the signals that shape brain health.
6 sources to explore
Research paperIn rats, Semax increased hippocampal BDNF signaling and improved performance on a conditioned-learning task. The work offers a mechanism for its cognitive research program.
Rat learning and molecular endpoints do not establish improved everyday cognition in people.
Semax, an analog of ACTH(4-10) with cognitive effects, regulates BDNF and trkB expression in the rat hippocampus
Oleg V. Dolotov et al. · Brain Research, 2006
Community perspectiveDavid Tomen explains why neurohacking readers are interested in Semax’s links to BDNF, neural connectivity, and learning. His guide connects experimental mechanisms with cited Russian studies and community interpretations.
Commercial nootropics commentary with product links; animal signaling, patient studies, and healthy-user claims need to be read separately.
Semax
David Tomen · Nootropics Expert, 2026
Research paperResearchers measured rat-brain gene expression after Selank and found changes in neurotransmission pathways, including genes involved in GABA signaling.
This mechanistic study measured gene activity, not clinical anxiety relief.
Selank Administration Affects the Expression of Some Genes Involved in GABAergic Neurotransmission
Anastasiya Volkova et al. · Frontiers in Pharmacology, 2016
Research paperIn a rat model of prenatal metabolic stress, Pinealon exposure improved offspring spatial learning and made their isolated neurons more resistant to oxidative injury.
This specialized animal model does not establish cognitive benefits or pregnancy safety in people.
Pinealon protects the rat offspring from prenatal hyperhomocysteinemia
Alexander Arutjunyan et al. · International Journal of Clinical and Experimental Medicine, 2012
Community perspectiveFoundMyFitness follows nicotinamide riboside from NAD+ biochemistry to mitochondrial, metabolic, and brain-aging research. Its discussion of tissue distribution helps explain why raising a blood marker and changing organ function are different questions.
The overview discusses precursors and some combination studies; these are not evidence for injected NAD+.
Nicotinamide riboside
FoundMyFitness · FoundMyFitness, 2025
Research paperIn 30 people with newly diagnosed Parkinson’s disease, nicotinamide riboside increased brain NAD+ in a variable subset and altered metabolic measurements.
An early mechanistic trial, not proof of improved cognition or slowed Parkinson’s progression.
The NADPARK study: A randomized phase I trial of nicotinamide riboside supplementation in Parkinson's disease
Brage Brakedal et al. · Cell Metabolism, 2022