SKQ1 is a mitochondria-targeted plastoquinone antioxidant which can prevent the deleterious effect of Aβ on LTP through intraperitoneal injection at very low concentrations (250 nmol/kg body weight). It is considered as a promising candidate for the treatment of early-stage Alzheimer's disease.

HTHQ, which is a hydroquinone monoalkyl ether, is a potent anti-oxidative agent, even at low dose levels.

Tempo is a classic nitroxide radical and is a selective scavenger of mitochondrial ROS that dismutases superoxide in the catalytic cycle. Tempo induces DNA-strand breakage. Tempo can be used as an organocatalyst for the oxidation of primary alcohols to aldehydes. Tempo has mutagenic and antioxidant effects.

Bufotalin is a cardiotoxic bufanolide steroid, cardiac glycoside analogue, secreted by a number of toad species and an anti-osteoblastoma agent.

N-Acetylcysteine amide is a cell membranes and blood brain barrier permeant thiol antioxidant and neuroprotective agent, reduces ROS production.

ATN-224, a copper-chelator agent, can inhibit intracellular SOD1 with IC50 of 17.5 nM.

Canthaxanthin is a red-orange carotenoid with antioxidant and antitumor properties. It can suppress cell proliferation in oral cancer cells.

Osmundacetone is a biologically active fermented chemical isolated from Phellinus igniarius.

is phenolic antioxidant with anti-inflammatory and antiplatelet effects and is potentially useful for the treatment of atherosclerosis and type 2 diabetes