This product has effectively helped me raise my Vitamin D levels. I noticed a change just four days after starting; my allergies, cold, cough, and immunity all improved significantly. I believe my Vitamin D levels have risen from 24 to much higher—though I haven’t checked recently, I’m certain it will be in the 50 range.
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The quality is exceptional, and with a dosage of 10,000 a day, I haven't caught a cold or cough this winter. It's quite effective for vitamin D deficiency.
Great for viral infection. When I have a dry cough, this product truly assists me. It’s also beneficial for the skin.
My wife, who suffers from hay fever, uses it. Neither of us are sneezing or coughing, which suggests it’s effective. I’ll be pleased if the season ends like this.