This site's own mechanism infographic closes with two specific steps — worth understanding each on its own terms.
"Boosts Performance" is described as formulated to support energy, stamina and overall vitality; "Feel The Difference" is described as more strength, endurance and better well-being over time.
The fourth step's specific wording — "over time" — is worth reading alongside this site's separate 30-90-day stat, rather than assuming this final step describes an immediate effect.