Focus, Mood & Calm
OPA Brain Series
Formulas for focus, mental clarity, mood balance and calm.
4 products
Guides for OPA Brain Series
About OPA Brain Series
The OPA Brain Series Collection brings together OPA Nutrition’s targeted cognitive, mood, stress, relaxation, and mental wellness supplements for adults building a daily brain support routine. This collection includes formulas designed for cognitive clarity, mental focus, emotional wellness, mood balance, relaxation support, sleep onset support, and adaptogenic herbal support.
Whether customers are looking for a brain support supplement, mood support supplement, 5-HTP capsules, ashwagandha supplement, stress support formula, relaxation supplement, focus supplement, or cognitive clarity blend, the OPA Brain Series offers multiple options to match different wellness goals.
Featured products in the collection include:
Neuro Plus — an extra-strength cognitive clarity blend with a 692 mg brain support complex, designed for mental focus, alertness, and clarity support.
Calming Formula — a daily emotional wellness formula with an 830 mg calming blend, designed to support relaxation and ease tension.
Ashwagandha with Black Pepper — an adaptogenic herbal blend featuring 1300 mg ashwagandha with black pepper, designed to support stress management and hormone health.
5-HTP Mood — a nighttime mood blend featuring 200 mg 5-HTP from Griffonia simplicifolia seed extract, designed to support emotional balance and sleep onset.
The OPA Brain Series is ideal for shoppers comparing brain health supplements, nootropic supplements, focus and clarity supplements, stress support capsules, mood support formulas, ashwagandha capsules, 5-HTP supplements, and daily emotional wellness supplements. Each product is part of the OPA Brain Series and is formulated to help adults select the brain and mood support that best fits their daily routine.
Note: These products are dietary supplements and are not intended to diagnose, treat, cure, or prevent any disease. Please review each product label before use, especially if pregnant, nursing, under 18, taking medication, or managing a medical condition.
Note: These products are dietary supplements












