Protein form

Plant Protein

Last reviewed September 28, 2026Part of Protein
In short

Protein powders made from pea, soy, rice, hemp or blends of several plants. Blends are often used to balance amino acid profiles.

Research in progress. This page is kept out of search indexes until it meets SuppScout’s content bar.

At a glance

Source
General reference
Pea, soy, rice, hemp, blends
Amino acids
Published research
Often lower leucine and essential amino acid share than whey
Dietary
General reference
Vegan (check other ingredients)

About plant protein

Plant protein isolates generally have a lower essential amino acid content than animal proteins, though blends and larger servings can narrow the gap.

Compare Plant

PROTEIN

Whey vs Plant Protein

Amino acids, dietary fit and cost per 20 g protein.

Compare →

Plant Protein products

No products listed yet

SuppScout hasn’t added plant protein products yet.

Shopping for plant Protein?

Before you buy, check the label for the form and amount per serving, look for a USP, NSF or Informed Choice seal, and compare cost per serving rather than bottle price.

See plant Protein on Amazon

As an Amazon Associate, SuppScout earns from qualifying purchases.

Other protein forms

Whey Protein

Sources & references

  1. Gorissen SHM, Crombag JJR, Senden JMG, et al. (2018). Protein content and amino acid composition of commercially available plant-based protein isolates. Amino Acids 50(12). pubmed.ncbi.nlm.nih.govStudy

SuppScout links to primary and authoritative sources wherever possible. See our editorial policy for how sources are selected and how corrections are handled.

This page is educational and is not medical advice. Talk to a healthcare professional before starting a supplement, especially if you have a medical condition, take medications, or are pregnant or breastfeeding.