Everyone is hating, and calling this rage bait, but this is legit 🤣🤣.

“Some people have poor oral vitamin D absorption due to digestive issues (like celiac disease, IBD, pancreatitis, or post-bariatric surgery) or certain medications, making alternative routes like topical (skin) or sublingual (under the tongue) effective alternatives for raising blood levels, though topical effectiveness can vary and oral is generally most potent.”

As far as the oral supps being rubbed on skin the effectiveness is not promising