ATI Nutrition
System-independent nutrient management
Control nutrients naturally
Nitrate and Phosphate frequently get out of balance and the results are high levels of one and none of the other. Instead of only trying to absorb them, counteract this imbalance by dosing the necessary nutrient your reef craves with ATI Nutrition N and ATI Nutrition P.
Drive growth
Scientific control, simple dosing
Not sure what to do to get the proper building blocks your corals need? Simply use our online calculator to determine which ATI Nutrition products to use to ensure proper levels of these nutrients for growth.
Smart nutrient management
ATI Nutrition simplifies your nutrient management. No need for media reactors, GFO, fancy ceramic blocks or pellets. Keep algae, cyano and diatoms at bay while allowing your corals to thrive.
Independent system
Compatible for use with a wide variety of dosing systems including traditional 2-part (alkalinity + calcium), individual supplements and many other dosing regimens. Works great with ATI Essentials – or any dosing system you prefer.
Basic dosing principles – What to dose
NO3 | PO4 | ![]() | ![]() | ![]() |
|---|---|---|---|---|
(Nitrate) | (Phosphate) | Carbon | Nitrogen | Phosphorus |
Value too high | Value too high | |||
Value too high | Value too low | |||
Value too low | Value too high | |||
Value too low | Value too low | 1/2 of N |
ATI's free online calculator helps measure the optimal dose of ATI Nutrition →
Comprehensive aquarium water care

Essentials
Two-part dosing containing 26 essential elements, for mixed reef and SPS tanks

ICP Labs Water Analysis
Comprehensive water testing your choice of Basic, Pro, and Premium to suit your needs.

Elements
High-purity individual supplements to fine-tune the elements to your tank's growth and color.





