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It can also improve psoriasis

Preventing the common cold with a garlic supplement: A double-blind, placebo-controlled survey

The answer depends entirely on which formulation you are using

Two compounds to source, two batches to verify

[DOI] [PubMed] [Google Scholar] 691.Cho, H

doi: 10.3389/fphar.2020.538137 422 LiuMLiWChenYWanXWangJ