After the algaecide is added, you should wait 15 to 20 minutes before going in. Be sure to test your water for chlorine and pH levels, so your pool or spa will be safe and comfortable for your users. Kem-Tek algaecides are not toxic to humans.
The Recommended Daily Allowance (RDA) of magnesium for young adults is around 400 mg/day for men and 310 mg/day for women. For adults over 30, the RDA is 420 mg/day for men and 320 mg/day for women.
1 Magnesium plays a key role in preventing insulin dysregulation and type 2 diabetes, according to several recent studiesâyet 80 percent of Americans are likely magnesium deficient.2  One study found those with the highest magnesium intake reduced their risk of metabolic problems by 71 percent.agnesium Supplements, A to Z. The current government guidelines for magnesium intake among adults call for 300 to 420 mg per day (depending on your gender, age, pregnancy, and lactation), but many people consume less than 300 mg per day.