• Supports immune balance in hypersensitive individuals
• Supports sinus and respiratory health
• Promotes normal viscosity of mucus
• Supports healthy nasal passages


Equivalent to Hist-A-Core. May be substituted without notice, containing the same ingredients under the The James Clinic label.

Loading Dose: 2 capsules three times per day for 7-10 days or as recommended by your health care professional.

Maintenance: 2 or more capsules per day or as recommended by your health care professional.

Orders are processed within 1–3 business days, depending on availability and credit card authorization. After processing, your order will ship at the speed you selected during checkout. Please note we don’t ship on weekends or major holidays, and shipping timelines may be affected by the carrier.
Once your package is scanned by the carrier, tracking information will be sent to you by email or text message. Please allow 24–48 hours for tracking details to update.

While we ensure satisfaction, we don't accept returns on any products or supplements. If you have any concerns, please email us at shop@jamesclinic.com, and we'll work to resolve them with you.