Longevity and brain peptides
Sold for living longer, sharper thinking and better sleep. Mostly animal and cell data, some of it decades old and from one laboratory.
13 peptides: 5 at B, 8 at C
- BCerebrolysinNot approvedMixed: a review of six trials (1,501 people) found no fewer deaths and more serious side effects.
- BGlutathioneNot approvedSmall skin-lightening effect at 2 of 6 sites in 60 students; trials in lung and brain disease failed.
- BSelankNot approvedOne small Russian trial of 62 patients, with no placebo group, showed anxiety relief.
- BSemaxNot approvedRussian studies report faster stroke recovery, but none was a blinded placebo trial or repeated elsewhere.
- BThymosin alpha-1Not approvedModest, slow antiviral effect in hepatitis B trials, but no benefit in a 1,106-patient sepsis trial.
- C5-Amino-1MQNot approvedTwo mouse studies show less fat. No human studies exist.
- CCarnosineCosmetic ingredientIt helped in lab-grown skin samples. No trial shows a visible benefit on people.
- CDihexaNot approvedHelped memory in a few rodent studies. Two were withdrawn. No human data at all.
- CDSIPNot approvedWeak effect at best, in small old studies. The best trial had only 16 people.
- CEpitalonNot approvedAnimal and lab studies from one research group. No proper human trial of epitalon itself.
- CHumaninNot approvedIt helps nerve cells and insulin in animals. It has never been tested in people.
- CMOTS-cNot approvedHelped mice stay lean and run longer. It has never been given to people in a trial.
- CThymulinNot approvedNo human trial exists. The immune claims come from mouse experiments.
Grades are per compound, for the use it is best known for. How grades work.