Skin in the Game: Citrus Flavonoid Hesperetin Reverses Skin Aging via CISD2 Activation

Pricing on Lab supply sourced Hesperetin (Google Gemini Pro “Thinking Mode”):

Prices are calculated per milligram (mg) based on the smallest or most common standard catalog unit.

The pricing table below includes the updated bulk package options for Cayman Chemical, showing a clear volume discount curve where the price per milligram drops significantly as package size increases.

Hesperetin Aglycone (CAS 520-33-2) Pricing Data

Supplier Grade Common Unit Unit Price (USD) Price per mg
1. Cayman Chemical Research 500 g $801.00 $0.00160
2. Cayman Chemical Research 100 g $195.00 $0.00195
3. Cayman Chemical Research 50 g $104.00 $0.00208
4. Cayman Chemical Research 25 g $55.00 $0.00220
5. Glentham Life Sciences Fine Chem 10 g $28.00 $0.00280
6. BOC Sciences Bulk 50 g $159.00 $0.00318
7. AK Scientific (AKSci) Fine Chem 5 g $16.00 $0.00320
8. Fluorochem Fine Chem 5 g $25.00 $0.00500
9. Ambeed Fine Chem 1 g $6.00 $0.00600
10. TCI Chemicals Fine Chem 5 g $31.25 $0.00625
11. Sigma-Aldrich Analytical 1 g $29.32 $0.02932
12. FUJIFILM Wako Research 1 g $58.00 $0.05800
13. Spectrum Chemical Reagent 5 g $373.00 $0.07460
14. TRC (Toronto Research) Standard 1 g $175.00 $0.17500
15. TargetMol Bioactive 100 mg $64.00 $0.64000
16. ChemScene Research 100 mg $70.00 $0.70000
17. MedChemExpress Bioactive 100 mg $80.00 $0.80000
18. AdooQ Bioscience Bioactive 100 mg $80.00 $0.80000
19. Abcam Research 100 mg $110.00 $1.10000
20. APExBIO Bioactive 50 mg $58.00 $1.16000
21. Santa Cruz Biotech Research 100 mg $145.00 $1.45000
22. Biozol Analytical 100 mg $215.00 $2.15000
23. Selleckchem Bioactive 10 mg $40.00 $4.00000

Technical Observations & Longevity Context

  • Hesperetin vs. Hesperidin: For longevity applications targeting the senolytic or AMPK-activation pathways, pure Hesperetin (the aglycone) is often preferred due to its superior bioavailability compared to Hesperidin (the rutinoside). The glycosidic bond in hesperidin must be cleaved by gut microbiota (e.g., Bacteroides uniformis), making the aglycone a more direct intervention.
  • Knowledge Gap: While Hesperetin is a potent antioxidant and potential senotherapeutic, human clinical data specifically using high-dose pure aglycone for longevity is sparse. Most studies utilize citrus extracts (Hesperidin).
  • Data Requirement: Full pharmacokinetic profiling of the aglycone vs. the glycoside in humans is needed to determine the optimal “longevity dose” and whether the localized gut conversion of the glycoside offers specific microbiome-mediated benefits that the aglycone might bypass.
  • Collaborative Truth-Seeking: Prices for “Bioactive” compounds from vendors like Selleckchem or APExBIO are highly inflated because they guarantee high HPLC purity and “ready-to-use” sterile packaging for cell culture. For self-experimentation or pilot biotech ventures, sourcing from Cayman or AKSci provides a 100x–1,000x cost advantage while maintaining >97% purity.