Selenium has 6,123 products from 815 brands with an average dosage of 113.14 mcg. Strontium has 88 products from 53 brands with an average dosage of 208.95 mg. There are 20 products containing both.
UL (Tolerable Upper Intake Level) data from the NIH Office of Dietary Supplements . The UL is the highest daily amount unlikely to cause adverse effects in generally healthy adults 19+. This is label data and is not medical advice. Consult a healthcare provider before exceeding established upper limits.
Other ingredients are the inactive components — binders, flow agents, coatings, colorants — listed on supplement labels alongside active ingredients. Sourced from the NIH Dietary Supplement Label Database . These components are commonly used and FDA-permitted. This is label data for transparency, not medical advice.