SUPPORTS SINUS & NASAL HEALTH. Natural drug-free formula promotes sinus and nasal health and will not cause drowsiness.
HELPS REDUCE SEASONAL DISCOMFORT. Nettle root, quercetin, bromelain, and butterbur extracts (free of pyrrolizidine alkaloids) help to reduce seasonal discomfort and regulate healthy histamine levels.
NATURAL FORMULA FOR RESPIRATORY HEALTH. Natural ingredients support respiratory health for sinus sufferers and help improve breathing quality.
PROMOTES HEALTHY IMMUNE RESPONSE. Quercetin helps to promote a healthy and balanced immune response.
100% MONEY-BACK GUARANTEE. Try Sinus & Seasonal and see how it works for you. All LES Labs supplements include a 60-day money-back guarantee - just contact LES Labs if you're not completely happy & healthy for a refund. Our supplements are manufactured in the USA with the highest-quality ingredients from around the world.