Is it possible to irradiate then freeze mushrooms to use as a source of vitamin D during the winter? Short answer – yes.Please visit my blog: www.robertbarrington.netStudies mentioned in this video: button mushroomscholecalciferolcholesteroldietergocalciferolergosterolhealthmushroomsnutritionoyster mushroomsshiitake mushroomssupplementsultraviolet light mushroomsvideoVITAMINVitamin Dvitamin d insuficiencyvitamin d supplementsvitamin d2vitamin d3Vitamin SupplementsvlogYouTubeRelated Posts Four supplement combos that are bad for your brain February 26, 2026 Popular brain supplement linked to shorter lifespan in men February 26, 2026 The Best Sleep Supplements, According to Experts February 26, 2026 AIDP and Zinpro team up to grow Zinpro Zinc LG presence in US supplement market February 26, 2026 Momentous launches triple-action fermentable fiber supplement for gut health February 26, 2026 Probiotic Supplements Market to Reach USD 37.5 Billion by 2036 February 26, 2026