--- title: "MOTS-c vs NAC: Side-by-Side Comparison (2026)" url: https://www.bodyhackguide.co/compare/mots-c-vs-nac description: "Compare MOTS-c vs NAC side by side. We earn a commission on some vendor links. Mechanism, half-life, dose range, side effects and prices. MOTS-c from $44.99." lang: en --- Skip to content Compare notes on r/BodyHackGuide (https://reddit.com/r/bodyhackguide) Compare notes with other researchers. Join r/BodyHackGuide (https://reddit.com/r/bodyhackguide) # MOTS-c vs NAC Side-by-side comparison of MOTS-c and NAC: mechanism, half-life, dose range, safety profile, and vendor pricing. MOTS-c from $44.99 NAC from $49.99 ## Price snapshot ### MOTS-c Current low $44.99 current listings 7-day low — not enough history yet 30-day low — not enough history yet 30-day change — not enough history yet ### NAC Current low $49.99 current listings 7-day low — not enough history yet 30-day low — not enough history yet 30-day change — not enough history yet ## MOTS-c MOTS-c (Mitochondrial ORF of the Twelve S rRNA type-c) is a 16-amino-acid mitochondrial-derived peptide — a member of a recently discovered class of small peptides encoded in mitochondrial DNA rather than nuclear DNA. It… **Lowest listed price:** $44.99 across 9 listings Full MOTS-c profile (https://www.bodyhackguide.co/compound/mots-c) ## NAC N-acetylcysteine (NAC) is the acetylated form of the amino acid L-cysteine — a small thiol-containing molecule that serves as a rate-limiting precursor for glutathione (GSH) synthesis and, independently, as a direct… **Lowest listed price:** $49.99 across 1 listing Full NAC profile (https://www.bodyhackguide.co/compound/nac) ## Side-by-side comparison | Attribute | MOTS-c | NAC | | --- | --- | --- | | Category | Longevity & Cellular Health | Antioxidants | | Research Stage | Preclinical | Preclinical | | Mechanism of Action | A New Class of Signaling Molecule MOTS-c belongs to the mitochondrial-derived peptides (MDPs) - a class of small peptides encoded within mitochondrial DNA open reading frames that were historically thought to encode only ribosomal RNAs. The known MDPs include:… | NAC's mechanism of action operates through at least four distinct but overlapping pathways, and understanding which pathway dominates in a given clinical context is essential for predicting whether supplementation will actually help. The four pathways are (1)… | | Half-Life | ~4–6 hours | — | | Typical Dose Range | 5,000–10,000 mcg (5–10 mg) per injection | — | | Dosing Frequency | 2-3 times per week | — | | Administration | Subcutaneous, Intramuscular | — | | Side Effects | Reported Effects (limited human data) - Injection site reactions — Mild erythema, transient itching at SC injection site. Site rotation minimizes. Probably the single most reported issue. - Transient fatigue — Some users report mild fatigue in the first week… | NAC has one of the most favorable safety profiles in medicine when dosed appropriately and used for appropriate indications. Side effects are almost entirely gastrointestinal at oral therapeutic doses and anaphylactoid at high IV infusion rates; true allergic… | | Molecular Weight | 2174 Da | — | | Common Vial Sizes | 5mg, 10mg | — | ## Price History 5 data points - OF - BM - Half Nattys - Ion Peptide - Disguised Alpha - BHG Labs ## Price tracking Tracking NAC prices since September 5, 2026. Trend chart unlocks once we have price snapshots from more than one day. ### MOTS-c: potential benefits - Insulin sensitivity - Exercise mimicry - Metabolic health - Anti-aging - Fat oxidation - Longevity ### NAC: potential benefits - No structured benefit list published. ## Frequently asked ### What's the difference between MOTS-c and NAC? MOTS-c is a longevity & cellular health that a new class of signaling molecule mots-c belongs to the mitochondrial-derived peptides (mdps) - a class of small peptides encoded within mitochondrial dna open reading frames that…. NAC is a antioxidants that nac's mechanism of action operates through at least four distinct but overlapping pathways, and understanding which pathway dominates in a given clinical context is essential for…. The two differ in mechanism, half-life (~4–6 hours vs not reported), and typical dose range. ### Which has the longer half-life, MOTS-c or NAC? MOTS-c has a half-life of ~4–6 hours. NAC has a half-life of not reported. Longer half-lives generally mean less frequent dosing but slower on/off kinetics. ### Which is cheaper, MOTS-c or NAC? Lowest listed price on BodyHackGuide: MOTS-c from $44.99, NAC from $49.99. Prices are pulled from the vendor listings tracked on BHG and change frequently. See the compare tables on each compound page for the current set of offers. ### Can you stack MOTS-c and NAC? Stacking depends on mechanism overlap, safety profile, and goals. MOTS-c and NAC should only be stacked after reviewing each compound's individual protocol page, side effect profile, and any published interaction data. Use the BodyHackGuide stack builder for a structured review before combining research compounds. ## See current vendor prices Listings from the vendors we track. Prices change often, so check the vendor before you buy. MOTS-c prices: https://www.bodyhackguide.co/compound/mots-c?tab=prices NAC prices: https://www.bodyhackguide.co/compound/nac?tab=prices Compare all compounds: https://www.bodyhackguide.co/compare ### Before you buy MOTS-c or NAC Check the vendor trust score. Every supplier we track is rated 0-100 on COA verification, payment transparency, shipping, reviews, and listings: one published, reproducible methodology, applied to every vendor. View Vendor Scorecard (https://www.bodyhackguide.co/vendors/scorecard) ## Related comparisons MOTS C vs SS-31: https://www.bodyhackguide.co/compare/mots-c-vs-ss-31 Methylene Blue vs MOTS C: https://www.bodyhackguide.co/compare/methylene-blue-vs-mots-c MOTS C vs NMN: https://www.bodyhackguide.co/compare/mots-c-vs-nmn NAC vs Glutathione: https://www.bodyhackguide.co/compare/nac-vs-glutathione **Research use only.** BodyHackGuide is a research and price-comparison reference. The compounds discussed on this page are not approved by the FDA for human consumption and are sold strictly for laboratory research. Prices shown are pulled from vendor listings tracked on BHG and are subject to change. Every vendor is ranked on the same public, reproducible methodology. See editorial standards (https://www.bodyhackguide.co/editorial-standards) and affiliate disclosure (https://www.bodyhackguide.co/affiliate-disclosure). BodyHackGuide (https://www.bodyhackguide.co/) Your biohacking research hub: compound pricing, brain health protocols, dosing tools, and vendor reviews. support@bodyhackguide.co Join our Discord: https://discord.gg/Mhq5UdRYBA r/BodyHackGuide on Reddit: https://reddit.com/r/BodyHackGuide **Affiliate Disclosure:** We rank every vendor on the same public, reproducible methodology (https://www.bodyhackguide.co/vendors/methodology). Full details in our affiliate disclosure (https://www.bodyhackguide.co/affiliate-disclosure). **Research Disclaimer:** All compounds listed are for laboratory and research purposes only. Not for human consumption. This site does not sell or ship any products. Always consult a qualified healthcare professional and comply with local regulations. © 2026 BodyHackGuide. 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