C60 Glossary: 60 Key Terms Explained
Plain-language definitions of 60 terms used in Carbon 60 research, consumer guidance, and educational materials. Each definition is 4 sentences, written for the general reader. Terms with multiple meanings (technical vs. consumer-marketing usage) are flagged.
A
Allotrope
A different structural form of the same chemical element. Carbon has multiple allotropes: diamond, graphite, graphene, carbon nanotubes, and C60 (along with the broader fullerene family). Each allotrope has the same atoms but distinct properties.
Antioxidant
A molecule that neutralizes free radicals before they damage cells. Common antioxidants include vitamin C, vitamin E, glutathione, and as a research category C60 and its derivatives. C60 is described in the literature as a multi-turnover antioxidant because it can neutralize many radicals before being depleted.
Arc Discharge
One of the two common methods used to synthesize C60. An electric arc between two graphite electrodes vaporizes the carbon, which then condenses into fullerenes including C60. Used as the first step before purification.
ATP (Adenosine Triphosphate)
The principal energy molecule of cells. Produced by mitochondria. Oxidative stress can damage mitochondria and reduce ATP output; antioxidant research in C60 often examines whether mitochondrial function is preserved.
B
Baati Study
Common shorthand for Baati et al. (2012), “The prolongation of the lifespan of rats by repeated oral administration of [60]fullerene,” published in Biomaterials. Rats given C60 dissolved in olive oil lived nearly twice as long as controls. The single most-cited C60 lifespan study.
Bioavailability
The proportion of a substance that enters circulation when introduced into the body and is available for biological activity. For C60, bioavailability depends on the form (oil-dissolved, water-soluble derivative, gummy) and the carrier.
Bleomycin Model
An animal research model in which bleomycin (a chemotherapy drug) is used to induce pulmonary fibrosis (lung scarring). Used in studies of C60’s anti-fibrotic effects.
Blood-Brain Barrier (BBB)
A selective barrier of cells lining brain capillaries that limits which substances enter the brain. Research suggests certain small water-soluble C60 derivatives may cross the BBB, which is relevant for studies of C60 in neuroprotection.
Buckminsterfullerene
The formal chemical name for C60. Named after architect Buckminster Fuller, whose geodesic-dome designs resemble C60’s structure of pentagons and hexagons.
Buckyball
Informal nickname for C60 or other closed-cage fullerenes. Derived from buckminsterfullerene.
C
C60
A molecule of exactly 60 carbon atoms arranged in a hollow sphere of 12 pentagons and 20 hexagons. Also called buckminsterfullerene or buckyball. Discovered 1985; Nobel Prize 1996. The most-studied fullerene.
C70
A larger fullerene with 70 carbon atoms in an elongated sphere. The second most common fullerene in C60 synthesis; usually separated from C60 during purification.
Carbon Allotrope
See “Allotrope.” C60 is one of several carbon allotropes — others include diamond, graphite, graphene, and carbon nanotubes.
Carboxyfullerene
A C60 derivative with carboxyl (-COOH) groups attached, making the molecule water-soluble. Most studied in neuroprotection research; functions as a superoxide dismutase (SOD) mimetic.
Carrier Oil
The oil in which C60 is dissolved for consumption. Most common carriers: organic extra virgin olive oil (matches the 2012 Baati study), MCT coconut oil, and avocado oil. The choice of carrier affects flavor, absorption rate, and label cost.
Cellular Senescence
The state of permanent cell-cycle arrest. Senescent cells accumulate with age and contribute to aging-related diseases. Some C60 research examines whether oxidative-stress reduction affects senescence dynamics.
Chromatography
A laboratory technique for separating mixtures. Used in C60 purification to separate C60 from C70 and other fullerene side-products after synthesis.
D
Derivative (of C60)
A modified version of C60 with chemical groups attached — hydroxyl groups (fullerenols), carboxyl groups (carboxyfullerenes), metals trapped inside (metallofullerenes), and others. Derivatization changes solubility and biological activity.
DNA Damage
Alteration to the chemical structure of DNA. Free radicals can damage DNA; some research raises questions about whether certain C60 forms could also interact with DNA, particularly in in-silico (computer simulation) studies. WhatisC60.org publishes summaries of these critical findings alongside positive research.
DOI (Digital Object Identifier)
A persistent identifier for a published scholarly article. Format: 10.xxxx/xxxxx. Used to cite and locate the original study underlying a WhatisC60.org research summary.
Dose Response
The relationship between the dose of a substance and the magnitude of its effect. Some C60 research shows protective effects at moderate doses but reduced or reversed effects at very high doses.
E
Electron Transport Chain
The series of protein complexes in mitochondria that produce ATP. Also a major source of reactive oxygen species. C60 research often involves whether and how C60 interacts with this chain.
ESS60
A trademarked name used by certain brands (notably SES Research / MyVitalC) for C60. Refers to the same underlying molecule as pristine C60; “ESS60” is a marketing designation, not a chemically distinct substance. “ESS60” is not sublimated C60.
Extra Virgin Olive Oil (EVOO)
The highest grade of olive oil, cold-pressed from olives without heat or chemical extraction. Used in the 2012 Baati lifespan study as the C60 carrier and remains the most-researched form.
F
FDA (U.S. Food and Drug Administration)
The U.S. federal agency that regulates food, drugs, supplements, and medical devices. C60 is not FDA-approved as a drug or dietary supplement; it is sold under the same general framework as other unregulated supplement ingredients.
Free Radical
A molecule with one or more unpaired electrons, making it chemically reactive. In cells, excess free radicals cause oxidative stress, which damages proteins, lipids, and DNA, and contributes to aging and disease.
Fullerene
The family of closed-cage carbon molecules. C60 is the most studied; C70, C76, C84, and others also exist. Some derivatives (carboxyfullerene, fullerenol, metallofullerene) are included in the broader fullerene category.
Fullerenol
A C60 derivative with multiple hydroxyl (-OH) groups attached, making it water-soluble. Studied for antioxidant and neuroprotective effects.
Functionalized C60
C60 with chemical groups attached, in contrast to pristine (unmodified) C60. Functionalization changes water solubility, biodistribution, and the biological activity profile.
G
Geodesic Structure
A spherical or partial-spherical structure built from polygons (pentagons and hexagons). Buckminster Fuller’s geodesic domes inspired the naming of buckminsterfullerene (C60), which has the same geometry.
Glutathione
A tripeptide antioxidant produced by the body, central to cellular redox balance. Often referenced alongside C60 in antioxidant comparison research.
H
HPLC (High-Performance Liquid Chromatography)
A laboratory technique for separating and analyzing chemical mixtures. Used in C60 production for purity testing and in research to characterize C60 concentrations.
Hydroxyl Group
The -OH chemical group. Adding hydroxyl groups to C60 creates fullerenols, which are water-soluble C60 derivatives.
Hydroxyl Radical (•OH)
One of the most reactive and damaging free radicals. C60 derivatives are studied as hydroxyl-radical scavengers.
I
In Silico
“In a computer” — research conducted through computer simulation rather than laboratory experiments. Some early DNA-damage concerns about C60 are based on in-silico studies; their predictive value for living systems is debated.
In Vitro
“In glass” — research conducted on cells or molecules outside a living organism, typically in petri dishes or test tubes. Most early antiviral and anti-cancer C60 findings are in vitro.
In Vivo
“Within the living” — research conducted in whole living organisms (typically animals). The 2012 Baati lifespan study is in vivo. In-vivo findings carry more biological weight than in-vitro findings.
L
Laser Ablation
One of the two common synthesis methods for C60 — a laser vaporizes graphite, the carbon vapor condenses into fullerenes. Alternative to arc discharge.
Lipid Peroxidation
Oxidative damage to lipids (fats) in cell membranes by free radicals. Antioxidants including C60 are studied for their ability to reduce lipid peroxidation.
Liposome
A spherical vesicle made of a lipid bilayer. Used as a delivery vehicle in some C60 research, particularly for topical skin applications (liposome-fullerene complex for UVA protection).
Longevity Research
The broad scientific field investigating extension of healthy lifespan. C60 entered this field after the 2012 Baati study; subsequent research has examined mechanisms in greater depth.
M
MCT Oil (Medium-Chain Triglycerides)
An oil composed of medium-chain fatty acids, typically derived from coconut oil. Faster-absorbing than long-chain fats. Common carrier for C60; especially popular in pet and athletic-performance contexts.
Metallofullerene
A fullerene with one or more metal atoms trapped inside the carbon cage. Studied for medical imaging (gadolinium-containing metallofullerenes as MRI contrast agents) and for tumor-targeting research.
Metallofullerenol
A water-soluble metallofullerene with hydroxyl groups on the exterior. Studied in cancer research for anti-tumor activity.
Mitochondria
Organelles inside cells that produce ATP energy. Major source of free radicals as a byproduct of energy production. Mitochondrial function is central to aging biology and to C60 antioxidant research.
Multi-Turnover Antioxidant
An antioxidant capable of neutralizing multiple free radicals without being itself consumed. C60 is described in the literature as a multi-turnover antioxidant, in contrast to one-shot antioxidants like vitamin C.
N
Nanomaterial
A material with dimensions on the nanometer scale (1–100 nm). C60 has a diameter of approximately 1 nm and is classified as a carbon nanomaterial.
Neuroprotection
Protection of neurons (brain and nerve cells) from injury or degeneration. A major area of C60 derivative research, particularly carboxyfullerenes and fullerenols in models of Parkinson’s, Alzheimer’s, and stroke.
Nobel Prize in Chemistry 1996
Awarded to Robert Curl, Harold Kroto, and Richard Smalley for the discovery of C60 in 1985 at Rice University.
O
Oxidative Stress
Imbalance between free radicals and antioxidants in cells. When free radicals exceed antioxidant capacity, cellular damage accumulates. Implicated in aging, cancer, cardiovascular disease, neurodegeneration, and many other conditions. The central context for nearly all C60 health research.
P
Photochemistry
Chemical reactions triggered by light. C60 absorbs visible light and can undergo photochemical reactions; this is why C60 oil is stored in opaque or amber containers.
Photoprotection
Protection of skin or other tissues from UV-light-induced damage. C60 and its derivatives are studied for photoprotective effects in skin research, including UVA damage prevention via liposome-fullerene complexes.
PMID (PubMed ID)
The unique identifier for an article indexed in PubMed. Used alongside DOI to reference research summaries on WhatisC60.org.
Pristine C60
Unmodified C60 — the bare 60-carbon sphere with no chemical groups attached. The form used in the 2012 Baati lifespan study. Oil-soluble but not water-soluble.
PubMed
The U.S. National Library of Medicine’s free database of biomedical research citations and abstracts. Primary source for verifying C60 research cited on WhatisC60.org.
Purity
The percentage of a sample that is the intended substance. C60 sold for human consumption should be 99.99% or higher purity, with no detectable solvent residue.
R
Reactive Oxygen Species (ROS)
A specific class of free radicals containing oxygen — superoxide, hydroxyl radical, hydrogen peroxide, singlet oxygen. Major drivers of oxidative stress. C60 derivatives are studied for ROS scavenging activity.
RAG (Retrieval-Augmented Generation)
An AI architecture in which a language model retrieves information from external sources at query time. ChatGPT, Perplexity, Claude, and others use RAG to answer current questions. RAG is the primary mechanism by which AI may cite WhatisC60.org content.
Redox
Short for reduction-oxidation — chemical reactions involving electron transfer. The fundamental chemistry of antioxidant action. Redox balance is the framework for most C60 mechanism research.
S
Solubility
The ability of a substance to dissolve in a solvent. Pristine C60 is soluble in oils and aromatic solvents but not in water. Functionalized C60 derivatives can be water-soluble. Solubility determines how C60 can be delivered and absorbed.
SOD (Superoxide Dismutase)
An enzyme that breaks down superoxide free radicals. Carboxyfullerenes and other C60 derivatives have been characterized as SOD mimetics — molecules that mimic SOD’s catalytic activity.
SOD Mimetic
A compound that mimics superoxide dismutase activity. Carboxyfullerene C3 is the most-cited C60-derivative SOD mimetic in research literature.
Sublimation
A purification method in which a solid is heated until it vaporizes, then re-crystallized on a cooler surface. For C60, sublimation removes residual solvents (especially toluene) and is the standard purification step for human-consumption-grade material.
Superoxide (O2•−)
A common free radical produced as a byproduct of cellular energy production. Excess superoxide drives oxidative stress.
T
Third-Party Testing
Laboratory analysis performed by an independent lab rather than the manufacturer. For C60 products, third-party testing confirms purity, concentration, and absence of solvent residue. A key quality marker.
Toluene
An industrial solvent (C6H5CH3) sometimes used in C60 production. Toluene is toxic at high exposures. Quality C60 is sublimated and third-party tested to ensure no detectable toluene residue.
Toxicology
The study of harmful effects of substances on living organisms. Multiple C60 toxicology studies in animals have reported low or no toxicity for pristine C60 in oil.
U
UVA / UVB
Ultraviolet radiation subtypes. UVA penetrates deeper into skin and is associated with skin aging; UVB causes sunburn and is more associated with skin cancer. C60 derivatives are studied for photoprotection against both.
V
Van der Waals Forces
Weak intermolecular forces. Relevant to how pristine C60 molecules cluster in solution and how C60 interacts with cell membranes.
Last reviewed: May 11, 2026. See our Methodology for how we research and review terms. Submit a missing or improved term via the Get Involved page.